# CPT 91020: Gastric motility studies

Medicare CPT 91020 pays $308.62 in a non-facility setting and $308.62 in a facility setting under the 2026 Medicare Physician Fee Schedule, before geographic adjustment. After geographic adjustment, state amounts run from $270.78 in Arkansas to $357.59 in District of Columbia, a 32% spread.

Web page: https://www.med-reveal.com/rates/91020-cpt-fee-schedule
Section: Medical and Therapeutic Services
Billed by: Gastroenterology

## Medicare rates

| | Amount |
| --- | --- |
| National non-facility | $308.62 |
| National facility | $308.62 |
| Conversion factor | 33.4009 |
| Release | 2026 Q4 (effective 2026-10-01) |

## By state

| State | Non-facility | Facility |
| --- | --- | --- |
| District of Columbia | $357.59 | $357.59 |
| California | $356.58 | $356.58 |
| Alaska | $347.65 | $347.65 |
| Washington | $345.82 | $345.82 |
| New Jersey | $343.91 | $343.91 |
| Hawaii | $343.01 | $343.01 |
| New York | $341.76 | $341.76 |
| Massachusetts | $341.55 | $341.55 |
| Connecticut | $330.08 | $330.08 |
| Colorado | $325.19 | $325.19 |
| Oregon | $322.13 | $322.13 |
| Maryland | $320.46 | $320.46 |
| New Hampshire | $318.92 | $318.92 |
| Rhode Island | $317.78 | $317.78 |
| Minnesota | $314.26 | $314.26 |
| Florida | $312.02 | $312.02 |
| Puerto Rico | $311.44 | $311.44 |
| Virgin Islands | $311.44 | $311.44 |
| Montana | $308.62 | $308.62 |
| Nevada | $308.44 | $308.44 |
| Wyoming | $307.93 | $307.93 |
| North Dakota | $307.04 | $307.04 |
| South Dakota | $306.85 | $306.85 |
| Delaware | $305.48 | $305.48 |
| Vermont | $304.71 | $304.71 |
| Texas | $304.68 | $304.68 |
| Pennsylvania | $303.92 | $303.92 |
| Virginia | $303.43 | $303.43 |
| Illinois | $302.47 | $302.47 |
| Arizona | $300.20 | $300.20 |
| Georgia | $297.29 | $297.29 |
| Maine | $296.10 | $296.10 |
| Wisconsin | $295.89 | $295.89 |
| Michigan | $293.90 | $293.90 |
| Utah | $292.80 | $292.80 |
| North Carolina | $290.29 | $290.29 |
| South Carolina | $288.52 | $288.52 |
| Indiana | $288.33 | $288.33 |
| New Mexico | $287.65 | $287.65 |
| Missouri | $287.24 | $287.24 |
| Nebraska | $287.00 | $287.00 |
| Idaho | $286.48 | $286.48 |
| Louisiana | $286.21 | $286.21 |
| Ohio | $286.10 | $286.10 |
| Iowa | $284.98 | $284.98 |
| Tennessee | $283.80 | $283.80 |
| Kansas | $282.42 | $282.42 |
| Oklahoma | $280.30 | $280.30 |
| Kentucky | $279.63 | $279.63 |
| West Virginia | $275.82 | $275.82 |
| Alabama | $275.07 | $275.07 |
| Mississippi | $271.90 | $271.90 |
| Arkansas | $270.78 | $270.78 |

## Related codes

- 91010: Esophageal motility study — https://www.med-reveal.com/rates/91010-cpt-fee-schedule
- 91013: Esophageal motility study with stimulation or perfusion (add-on) — https://www.med-reveal.com/rates/91013-cpt-fee-schedule
- 91022: Duodenal motility study — https://www.med-reveal.com/rates/91022-cpt-fee-schedule
- 91030: Esophagus, acid perfusion (Bernstein) test — https://www.med-reveal.com/rates/91030-cpt-fee-schedule
- 91034: Esophageal pH monitoring, prolonged, catheter placement — https://www.med-reveal.com/rates/91034-cpt-fee-schedule
- 91035: Esophageal pH monitoring, prolonged, mucosal attached telemetry — https://www.med-reveal.com/rates/91035-cpt-fee-schedule
- 91038: Esophageal function test, prolonged, greater than 1 hour — https://www.med-reveal.com/rates/91038-cpt-fee-schedule
- 91040: Esophageal balloon distension provocation study — https://www.med-reveal.com/rates/91040-cpt-fee-schedule

Commercial negotiated rates for 91020 by payer and state: https://www.med-reveal.com/solutions/rate-benchmarking

## Sources

- CMS Medicare fee schedules (2026 Q4): https://www.cms.gov/medicare/payment/fee-schedules