Z20Z Codes for Inoculations and Vaccinations

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question
According to the Guidelines, which category code would you reference to report inoculations and vaccinations?
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Z23
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According to the Guidelines, this category is referenced when reporting suspected exposure to a communicable disease.
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Z20
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Can Z codes only be used in the outpatient setting?
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No
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The I-10 code to report observation for suspected exposure to anthrax, ruled out, is
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Z03.810
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When reporting the diagnosis for a patient admitted to observation status for a medical condition, assign a code for the __________ condition as the first-listed diagnosis.
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Medical
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Encounter for blood typing
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Z01.83
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Encounter for paternity testing
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Z02.81
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Screening for diabetes mellitus
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Z13.1
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Exposure to Rubella
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Z20.4
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Immunization encounter
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Z23
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Screening for HIV
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Z11.4
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In the outpatient setting, the term _____________ diagnosis is used in lieu of ____________ diagnosis.
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First-Listed;Principal
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External cause codes are never assigned as a __________ diagnosis.
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First-Listed
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Codes that describe ____________________________ are acceptable for reporting purposes when a diagnosis has not been established by the provider.
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Signs and Symptoms
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Z codes are located at the end of the _________________
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Tabular
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For ambulatory surgery, code the _________________ for which the surgery is being performed.
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Diagnosis
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In the outpatient setting, the term first-listed diagnosis is used in lieu of what diagnosis?
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Principal
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What diagnosis is used when the documented condition is not confirmed in the outpatient setting?
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Signs and Symptoms
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What is the first-listed diagnosis when a patient presents for outpatient surgery?
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Reason for surgery
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It is important to code all the conditions or problems that are being managed during an encounter to support what?
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Data integrity
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Z codes are used more frequently in what setting?
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Outpatient
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What 2 code categories are used to report the first listed diagnosis for medical observation for suspected conditions and conditions ruled out?
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Z03 and Z04
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Additional diagnosis codes are used to report what conditions?
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Coexisting
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In what setting are uncertain diagnoses reported?
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Inpatient
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What type of condition may be reported as many times as the patient receives care or treatment for?
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Chronic
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What code is assigned for encounters for routine laboratory/radiology testing in the absence of any signs, symptoms, or the first listed diagnosis?
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Z01.89, encounter for other specified special examination
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When the primary reason for therapeutic services is chemotherapy or radiation therapy, what code category is assigned as the first listed diagnosis?
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Z codes
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What code is assigned as an additional diagnosis for patient receiving preoperative evaluations?
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Condition that describes the reason for the surgery
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For routine outpatient prenatal visits when no complications are present, what code category is assigned?
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Z34
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When the postoperative diagnosis is different than the preoperative diagnosis at the time the diagnosis is confirmed, which diagnosis is reported?
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Postoperative diagnosis
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When a patient is to have outpatient surgery and the surgery is not performed due to contraindication, the reason that the surgery was not performed is the first-listed diagnosis.
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FALSE
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It is appropriate to code the postoperative diagnosis as it is the most definitive diagnosis for ambulatory surgery.
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TRUE
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Chronic diseases that are treated on an ongoing basis should be coded and reported as often as the patient receives treatment and care for the chronic diseases.
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TRUE
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In the physician office it is acceptable to report Z codes as a first-listed diagnosis.
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TRUE
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In the outpatient setting, it is unacceptable to have a sign or symptom as the first-listed diagnosis.
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FALSE
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When coding an encounter for preoperative evaluation, the reason that the patient is having the surgery or procedure performed is the first-listed diagnosis.
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FALSE
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In the outpatient setting, diagnoses that are documented as "probable", "suspected", "rule out", or "questionable" are reported to the highest degree of certainty, such as symptoms, signs, abnormal test results, or other reasons for the visit.
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TRUE
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The first-listed diagnosis is defined as the diagnosis that is the most serious.
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FALSE
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It is acceptable to report a code from Chapter 15 in conjunction with Z34.00 or Z34.80
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FALSE
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It is acceptable to code signs and symptoms even when a definitive diagnosis has been confirmed.
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FALSE
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Initial office visit for diaper rash
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FLD: Diaper Rash Code: L22
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Established patient presents with dyspnea and lower extremity edema. The physician determined that the patient's symptoms were due to an exacerbation of congestive heart failure.
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FLD: Congestive heart failure Code: I50.9 Dyspnea and lower extremity edema are not coded as they are the symptoms of the patient's CHF exacerbation
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Patient is a new patient who was seen for flank pain and diagnosed with a urinary tract infection, and antibiotics were prescribed. Patient has psoriasis, which is stable at this time.
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FLD: Urinary tract infection Code: N39.0 Other Diagnosis: Psoriasis Code: L40.9
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Patient was admitted as an outpatient for a left arthroscopic knee procedure to repair old anterior cruciate ligament tear.
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FLD: Old anterior cruciate ligament tear Code: M23.8X2
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Patient is admitted to observation for syncope. Patient has diabetes mellitus. After testing, no cardiac or other cause was found.
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FLD: Syncope Code: R55 Other Diagnosis: Diabetes mellitus Code: E11.9
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Patient was admitted for pain management following biopsy of the kidney for Stage IV chronic kidney disease.
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FLD: Postoperative Pain Code: G89.18 Other Diagnosis: Stage 4 CKD Code: N18.4
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Patient is seen by pulmonologist for surgical clearance for upcoming surgery. Patient has emphysema and is scheduled to have an endarterectomy for severe carotid stenosis on the right.
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FLD: Preoperative exam Code: Z01.811 Other Diagnosis 1: Carotid stenosis, single Code: I65.21 Other Diagnosis 2: Emphysema Code: J43.9
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Patient had an outpatient cystoscopy. The preoperative diagnosis is hematuria. Postoperative diagnosis is hematuria due to bladder cancer.
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FLD: Bladder cancer Code: C67.9 The postoperative diagnosis of bladder cancer is the reason for the hematuria and more definitive diagnosis
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Exposure to asbestos
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Z77.090
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Personal history of colonic polyps
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Z86.010
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Heart transplant status
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Z94.1
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Established patient complaining of painful urination and frequency. Patient is a type 2 diabetic. Lab work revealed a urinary tract infection and blood glucose was within normal limits.
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FLD: Urinary tract infection
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Established patient present to clinic with exacerbation of Crohn's disease. Patient's rheumatoid arthritis is stable and no medication changes were made.
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FLD: Crohn's disease
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Initial office visit for sprained left knee. Patient has a history of hypertension and asthma, both stable at this time.
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FLD: Sprained knee
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Initial office visit for patient requiring equal management of COPD and CHF.
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FLD: COPD or CHF Either could be first-listed
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Established patient seen for cough, fever, and shortness of breath. Chest x-ray confirmed physician's diagnosis of pneumonia and patient was sent home on antibiotics.
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FLD: Pneumonia
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A female patient was admitted as an outpatient for elective bilateral tubal ligation. The patient was noted to be wheezing during the nurse's assessment. She was seen by her physician and her surgery was canceled because of an exacerbation of her asthma.
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FLD: Admission for elective sterilization.
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A male patient was admitted as an outpatient for transurethral prostatic resection for symptomatic benign prostatic hypertrophy.
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FLD: Benign prostatic hypertrophy
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A patient was admitted as an outpatient for a cystoscopy for hematuria. The procedure was performed without complications. No abnormality or explanation for the hematuria was found.
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FLD: Hematuria
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A 35-year-old female patient was admitted to observation for severe nausea and vomiting following diagnostic laparoscopy for pelvic pain.
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FLD: Pelvic pain
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A male patient was admitted to observation following an endoscopic retrograde cholangiopancreatography (ERCP) for acute pancreatitis. Patient has a biliary duct stricture.
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FLD: Biliary duct stricture
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Patient was admitted for observation because of urinary retention following a Dilation and Curettage (D&C) for post-menopausal bleeding.
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FLD: Post-menopausal bleeding
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Section IV Diagnostic Coding and Reporting Guidelines for Outpatient Services take precedence over the general and disease specific guidelines.
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FALSE
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Always begin the search for the correct code assignment in the Alphabetic Index.
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TRUE
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When a patient presents for outpatient surgery and the surgery is canceled, report the reason why the surgery was canceled as the first listed diagnosis.
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FALSE
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The codes from A00 through Z99 are always reported as first-listed diagnoses.
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FALSE
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When a final diagnosis has not been established by the provider, it is acceptable to report codes for the presenting signs and symptoms.
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TRUE
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External Clause codes are located in the Alphabetic Index for Diseases under External Causes.
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FALSE
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Report all conditions that coexist, even if they are not addressed or do not affect management/treatment during that encounter.
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FALSE
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For patients receiving diagnostic services only during an encounter/visit, sequence first the reason for the encounter/visit indicated in the medical record.
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TRUE
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A patient with primary lung cancer with metastasis to the spine presents for radiation treatment of the spine. The first-listed diagnosis reported is the primary lung cancer.
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FALSE
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For patients receiving preoperative evaluations, sequence first a code from the subcategory Z01.81, Encounter for preprocedural examinations, followed by findings related to the preoperative evaluation.
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FALSE
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Routine prenatal outpatient visits for high-risk patients are reported with a first-listed diagnosis from category O09, Supervision of high-risk pregnancy.
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TRUE
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Z codes may be reported as a principal diagnosis in the hospital setting.
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TRUE
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Heart transplant status code Z94.1 should not be reported with a code from subcategory T86.2, Complications of heart transplant.
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TRUE
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The External Cause codes can be reported as a first-listed diagnosis.
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FALSE
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When a patient is admitted to observation for a complication following outpatient surgery, report the complication as the first-listed diagnosis.
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FALSE
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Established 50-year-old patient with end-stage renal disease, currently receiving dialysis, is seen for acute left upper quadrant pain.
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FLD: Left upper quadrant pain Code: R10.12 Other Diagnosis: End-Stage renal disease Code: N18.6 Other Diagnosis 2: Dialysis status Code: Z99.2
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Established patient with complaints of shortness of breath. Upon examination, the physician determined she needed more aggressive treatment for her current congestive heart failure.
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FLD: Congestive heart failure Code: I50.9 The shortness of breath is a symptom of congestive heart failure and is not reported
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Patient is seen for unstable angina. He has a history of arteriosclerotic coronary artery disease.
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FLD: Arteriosclerotic heart disease with unstable angina Code: I25.110 There is a combination code for arteriosclerotic heart disease and unstable angina. Even though the question states the patient has a history of arteriosclerotic heart disease, it means that the patient currently has coronary heart disease as the condition does not go away.
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Patient is seen for follow-up for hypertension. He has end-stage renal disease.
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FLD: Hypertension with end-stage renal disease Code: I12.0 Other Diagnosis: End-stage renal disease Code: N18.6 There is a combination code for hypertension with end-stage renal disease. I12.0 assumes a casual relationship in this scenario. Under code I12.0 in the Tabular, a notation states "use additional code to identify the stage of chronic kidney disease (N18.5; N18.6)"
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Encounter for chemotherapy for prostate cancer.
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FLD: Chemotherapy for neoplasm Code: Z15.11 Other Diagnosis: Prostate Cancer Code: C61 The admission for chemotherapy is always first-listed, followed by the type of neoplasm.
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Patient with chronic obstructive pulmonary disease (COPD) is seen for an acute lower respiratory tract infection.
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FLD: Acute lower respiratory tract infection Code: J22 Both the COPD and infection can be reported according to the Excludes2 note, but the infection is the reason for the encounter.
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Patient was scheduled for outpatient surgery for right inguinal hernia repair; however, he has a fever and a URI and the procedure is canceled.
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FLD: Inguinal hernia Code: K40.90 Other Diagnosis: Upper respiratory tract infection Code: J06.9 Other Diagnosis 2: Procedure scheduled but not performed due to contraindications Code: Z53.09 The guidelines state to code the reason for the surgery first. The fever is not reported as it is a symptom of the URI.
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An otherwise healthy patient is seen in the clinic for exposure to tuberculosis.
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FLD: Exposure to tuberculosis Code: Z20.1
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Patient presents for an outpatient chest x-ray, due to chest pain with breathing. Finding later indicated: normal x-ray.
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FLD: Chest pain with breathing Code: R07.1
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Patient, with known cardiovascular disease, is seen for a follow-up visit to discuss results of a cardiac perfusion study (cardiovascular function study), which is normal.
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FLD: Abnormal profusion study Code: R94.39 Other Diagnosis: Cardiovascular disease Code: I25.10 The purpose of the visit is the abnormal profusion study; therefore, it is reported first, followed by the cardiovascular disease
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Following outpatient surgery for a right bunionectomy for hallux valgus, the patient was admitted to observation due to an exacerbation of her asthma post procedure.
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FLD: Hallux valgus Code: M20.11 Other Diagnosis: Asthma with exacerbation Code: J45.901 The reason for the surgery is reported first, followed by the asthma with exacerbation.
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A patient presents with a contusion to the left cheek that resulted from a fistfight, initial encounter.
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FLD: Contusion of the left cheek Code: S00.83XA Other Diagnosis: Fist fight Code: Y04.0XXA External cause codes are never reported as a first-listed diagnosis
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Patient presents with a fracture of the right femur shaft due to a fall from her horse while riding, initial encounter.
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FLD: Fractured shaft of right femur Code: S72.301A Other Diagnosis: Falling off horse being ridden Code: V80.010A Other Diagnosis 2: Horseback riding Code: Y93.52 The external cause codes are never first-listed codes. IF the activity at the time of the event is known, it is reported after the external cause code.
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Encounter for insulin pump titration.
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FLD: Encounter for insulin pump titration Code: Z46.81
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Patient in her second trimester is seen for a regular prenatal visit. She has a history of ectopic pregnancy.
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FLD: Supervision in second trimester of high-risk pregnancy due to previous ectopic pregnancy Code: 009.12
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Twin born via vaginal deliver, liveborn in the hospital.
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FLD: Infant, liveborn, twin, born in hospital Code: Z38.30
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Encounter for change of nephrostomy tube.
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FLD: Encounter for change of nephrostomy tube Code: Z43.6
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A patient was seen for an abrasion of the left upper arm, initial encounter.
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FLD: Abrasion of left upper arm Code: S40.812A
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Established patient is seen for hypertension and a prescription is refilled for psoriasis.
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FLD: Hypertension Code: I10 Other Diagnosis: Psoriasis Code: L40.9 Either code could be first-placed because both problems were addressed.
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A patient who smokes 2 packs of cigarettes per day and suffers with chronic pulmonary disease is seen in follow-up for acute bronchitis.
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FLD: Acute bronchitis Code: J20.9 Other Diagnoses: COPD, Cigarette smoker Codes: J44.0, F17.210 If the infectious organism is known, it would also be reported.
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