# CPT 50590

> Medicare paid $765.55 for CPT 50590 in the office (non-facility) setting and $580.27 in a facility under the Q4 2021 Physician Fee Schedule, effective October 2021. These are the national allowed amounts before the ~2% sequestration cut and before locality (GPCI) adjustment. This price has been unchanged since Q1 2021, when it increased 0.2%.

## What it is

A non-invasive procedure that delivers focused shock waves through the skin to break a kidney stone into smaller pieces that can pass more easily on their own.

## Selected release

- Release: Q4 2021 (2021 D)
- Effective: October 1 – December 31, 2021
- Status indicator: A
- Office (non-facility) national allowed amount: $765.55
- Facility national allowed amount: $580.27
- Sequestration: not applied

## RVUs and formula

- Work RVU: 9.77
- Office (non-facility) practice expense RVU: 11.03
- Facility practice expense RVU: 5.72
- Malpractice RVU: 1.14
- Conversion factor: 34.8931
- Formula: `(work_rvu × work_gpci + pe_rvu × pe_gpci + mp_rvu × mp_gpci) × conversion_factor`

## Source and citation

- Source: Physician relative value file (Q4 2021)
- CMS file: https://www.cms.gov/files/zip/rvu21d.zip
- Parsed file: PPRRVU21_OCT.csv, row 10,443
- Canonical page: https://localishealth.com/cpt/50590/2021/A
- Release-specific citation URL: https://localishealth.com/cpt/50590/2021/D
- Last significant update: 2026-08-04T03:10:59+00:00