ICD Code R50-

ICD code R50- is fever of unknown origin or unspecified fever.

1. Presence of an elevated body temperature above the normal range

2. Sudden onset or persistent fever without a clearly identified cause

3. Fever associated with chills or rigors

4. Fever occurring in the absence of localized symptoms pointing to a specific diagnosis

5. Fever documented by clinical measurement, not solely by patient report

6. Fever that is not attributable to a known chronic condition or medication

7. Fever present in both acute and prolonged (greater than 7 days) scenarios

8. Fever occurring in any age group, including infants, children, and adults

Relevant CPT codes that may be used to treat ICD code R50- include:

99202–99215 (Office or other outpatient evaluation and management services)

96365–96372 (Intravenous infusion, therapeutic, prophylactic, or diagnostic; injection services)

36415 (Collection of venous blood by venipuncture)

87086 (Urine culture, bacterial; quantitative, colony count)

80050 (General health panel)

80053 (Comprehensive metabolic panel)

81001–81003 (Urinalysis)

87880 (Strep A testing)

87635 (Infectious agent detection by nucleic acid; SARS-CoV-2)

90715 (Tetanus, diphtheria toxoids, and acellular pertussis vaccine)

90471–90472 (Immunization administration)

The selection of CPT codes depends on the clinical context and services provided for ICD code R50-.

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