# CPT 27447

> Medicare paid $1,408.05 for CPT 27447 in the office (non-facility) setting and $1,408.05 in a facility under the Q3 2019 Physician Fee Schedule, effective July 2019. These are the national allowed amounts before the ~2% sequestration cut and before locality (GPCI) adjustment. This price has been unchanged since Q1 2018, when it increased 0.4%.

## What it is

Removal of the worn joint surfaces of the knee, in both the inner and outer compartments, and replacement with an artificial implant. It is the definitive surgical treatment for advanced knee arthritis.

## Selected release

- Release: Q3 2019 (2019 C)
- Effective: July 1 – September 30, 2019
- Status indicator: A
- Office (non-facility) national allowed amount: $1408.05
- Facility national allowed amount: $1408.05
- Sequestration: not applied

## RVUs and formula

- Work RVU: 20.72
- Office (non-facility) practice expense RVU: 14.32
- Facility practice expense RVU: 14.32
- Malpractice RVU: 4.03
- Conversion factor: 36.0391
- Formula: `(work_rvu × work_gpci + pe_rvu × pe_gpci + mp_rvu × mp_gpci) × conversion_factor`

## Source and citation

- Source: Physician relative value file (Q3 2019)
- CMS file: https://www.cms.gov/medicare/medicare-fee-for-service-payment/physicianfeesched/downloads/rvu19c.zip
- Parsed file: PPRRVU19_JUL.csv, row 7,113
- Canonical page: https://localishealth.com/cpt/27447/2019/A
- Release-specific citation URL: https://localishealth.com/cpt/27447/2019/C
- Last significant update: 2026-08-04T03:09:02+00:00