# CPT 39503

> The national PFS baseline was $6,033.89 for CPT 39503 in the office (non-facility) setting and $6,033.89 in a facility under the Q4 2018 Physician Fee Schedule, effective October 2018. These are the national allowed amounts before locality (GPCI) adjustment; sequestration is excluded. Across payment localities, both settings' amount is $5,325.38–$7,886.65. This price has been unchanged since Q1 2018, when it decreased 2.3%.

## Selected release

- Release: Q4 2018 (2018 D)
- Effective: October 1 – December 31, 2018
- Status indicator: A
- Office (non-facility) national allowed amount: $6033.89
- Facility national allowed amount: $6033.89
- Sequestration: not applied

## RVUs and formula

- Work RVU: 108.91
- Office (non-facility) practice expense RVU: 34.60
- Facility practice expense RVU: 34.60
- Malpractice RVU: 24.10
- Conversion factor: 35.9996
- Formula: `(work_rvu × work_gpci + pe_rvu × pe_gpci + mp_rvu × mp_gpci) × conversion_factor`

## Source and citation

- Source: Physician relative value file (Q4 2018)
- CMS file: https://www.cms.gov/medicare/medicare-fee-for-service-payment/physicianfeesched/downloads/rvu18d.zip
- Parsed file: PPRRVU18_OCT.csv, row 8,690
- Canonical page: https://localishealth.com/cpt/39503/2018/A
- Release-specific citation URL: https://localishealth.com/cpt/39503/2018/D
- Last significant update: 2026-09-14T15:23:14+00:00