# CPT 94450: Breathing response to hypoxia

Medicare CPT 94450 pays $113.56 in a non-facility setting and $113.56 in a facility setting under the 2026 Medicare Physician Fee Schedule, before geographic adjustment. After geographic adjustment, state amounts run from $98.93 in Arkansas to $132.08 in District of Columbia, a 34% spread.

Web page: https://www.med-reveal.com/rates/94450-cpt-fee-schedule
Section: Medical and Therapeutic Services

## Medicare rates

| | Amount |
| --- | --- |
| National non-facility | $113.56 |
| National facility | $113.56 |
| Conversion factor | 33.4009 |
| Release | 2026 Q4 (effective 2026-10-01) |

## By state

| State | Non-facility | Facility |
| --- | --- | --- |
| District of Columbia | $132.08 | $132.08 |
| California | $131.60 | $131.60 |
| Washington | $127.58 | $127.58 |
| New Jersey | $126.85 | $126.85 |
| Hawaii | $126.59 | $126.59 |
| New York | $126.13 | $126.13 |
| Massachusetts | $125.98 | $125.98 |
| Alaska | $125.92 | $125.92 |
| Connecticut | $121.74 | $121.74 |
| Colorado | $119.78 | $119.78 |
| Oregon | $118.60 | $118.60 |
| Maryland | $118.05 | $118.05 |
| New Hampshire | $117.46 | $117.46 |
| Rhode Island | $116.94 | $116.94 |
| Minnesota | $115.50 | $115.50 |
| Florida | $115.16 | $115.16 |
| Puerto Rico | $114.63 | $114.63 |
| Virgin Islands | $114.63 | $114.63 |
| Montana | $113.56 | $113.56 |
| Nevada | $113.44 | $113.44 |
| Wyoming | $113.22 | $113.22 |
| North Dakota | $112.77 | $112.77 |
| South Dakota | $112.68 | $112.68 |
| Delaware | $112.30 | $112.30 |
| Texas | $112.00 | $112.00 |
| Vermont | $111.91 | $111.91 |
| Pennsylvania | $111.74 | $111.74 |
| Illinois | $111.48 | $111.48 |
| Virginia | $111.48 | $111.48 |
| Arizona | $110.30 | $110.30 |
| Georgia | $109.29 | $109.29 |
| Maine | $108.65 | $108.65 |
| Wisconsin | $108.47 | $108.47 |
| Michigan | $108.06 | $108.06 |
| Utah | $107.47 | $107.47 |
| North Carolina | $106.43 | $106.43 |
| South Carolina | $105.82 | $105.82 |
| Indiana | $105.63 | $105.63 |
| New Mexico | $105.60 | $105.60 |
| Missouri | $105.37 | $105.37 |
| Nebraska | $105.09 | $105.09 |
| Louisiana | $105.00 | $105.00 |
| Ohio | $104.94 | $104.94 |
| Idaho | $104.92 | $104.92 |
| Iowa | $104.33 | $104.33 |
| Tennessee | $103.92 | $103.92 |
| Kansas | $103.38 | $103.38 |
| Oklahoma | $102.65 | $102.65 |
| Kentucky | $102.44 | $102.44 |
| West Virginia | $101.14 | $101.14 |
| Alabama | $100.58 | $100.58 |
| Mississippi | $99.43 | $99.43 |
| Arkansas | $98.93 | $98.93 |

## Related codes

- 94002: Ventilation assist management, hospital inpatient, initial day — https://www.med-reveal.com/rates/94002-cpt-fee-schedule
- 94003: Ventilation assist management, hospital inpatient, each subsequent day — https://www.med-reveal.com/rates/94003-cpt-fee-schedule
- 94010: Spirometry, including graphic record — https://www.med-reveal.com/rates/94010-cpt-fee-schedule
- 94060: Bronchodilation responsiveness, spirometry pre and post — https://www.med-reveal.com/rates/94060-cpt-fee-schedule
- 94070: Bronchospasm provocation evaluation, multiple spirometric determinations — https://www.med-reveal.com/rates/94070-cpt-fee-schedule
- 94150: Vital capacity, total (separate procedure) — https://www.med-reveal.com/rates/94150-cpt-fee-schedule
- 94200: Maximum breathing capacity, maximal voluntary ventilation — https://www.med-reveal.com/rates/94200-cpt-fee-schedule
- 94375: Respiratory flow volume loop — https://www.med-reveal.com/rates/94375-cpt-fee-schedule

Commercial negotiated rates for 94450 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