# CPT 00400: Anesthesia for procedures on extremities, anterior trunk, and integumentary system of trunk

Medicare CPT 00400 is an anesthesia code, paid per anesthesia unit under the 2026 Q4 Medicare Physician Fee Schedule: $20.76 per unit on average. Payment is (base units + time units) × the local anesthesia conversion factor. State amounts run from $19.42 in Nebraska to $28.15 in Alaska, a 45% spread.

Web page: https://www.med-reveal.com/rates/00400-cpt-fee-schedule
Section: Anesthesia
Billed by: Anesthesiology

## Medicare rates

| | Amount |
| --- | --- |
| National non-facility | $20.76 |
| National facility | $20.76 |
| Release | 2026 Q4 (effective 2026-10-01) |

## By state

| State | Non-facility | Facility |
| --- | --- | --- |
| Alaska | $28.15 | $28.15 |
| New York | $22.10 | $22.10 |
| District of Columbia | $22.06 | $22.06 |
| New Jersey | $21.82 | $21.82 |
| Florida | $21.79 | $21.79 |
| Illinois | $21.69 | $21.69 |
| Connecticut | $21.34 | $21.34 |
| Washington | $21.14 | $21.14 |
| Massachusetts | $21.12 | $21.12 |
| California | $21.01 | $21.01 |
| Maryland | $20.94 | $20.94 |
| Michigan | $20.87 | $20.87 |
| Rhode Island | $20.76 | $20.76 |
| West Virginia | $20.69 | $20.69 |
| Pennsylvania | $20.68 | $20.68 |
| Georgia | $20.65 | $20.65 |
| Colorado | $20.59 | $20.59 |
| New Mexico | $20.52 | $20.52 |
| Puerto Rico | $20.51 | $20.51 |
| Virgin Islands | $20.51 | $20.51 |
| Montana | $20.49 | $20.49 |
| New Hampshire | $20.45 | $20.45 |
| Texas | $20.44 | $20.44 |
| Delaware | $20.41 | $20.41 |
| Oregon | $20.41 | $20.41 |
| Hawaii | $20.34 | $20.34 |
| Louisiana | $20.30 | $20.30 |
| Nevada | $20.27 | $20.27 |
| Ohio | $20.25 | $20.25 |
| Missouri | $20.23 | $20.23 |
| Arizona | $20.21 | $20.21 |
| Utah | $20.18 | $20.18 |
| Wyoming | $20.15 | $20.15 |
| South Carolina | $20.07 | $20.07 |
| Kentucky | $20.05 | $20.05 |
| Virginia | $20.05 | $20.05 |
| Oklahoma | $19.87 | $19.87 |
| Maine | $19.86 | $19.86 |
| North Carolina | $19.81 | $19.81 |
| Vermont | $19.80 | $19.80 |
| Mississippi | $19.73 | $19.73 |
| North Dakota | $19.69 | $19.69 |
| Minnesota | $19.63 | $19.63 |
| South Dakota | $19.60 | $19.60 |
| Tennessee | $19.60 | $19.60 |
| Indiana | $19.58 | $19.58 |
| Idaho | $19.54 | $19.54 |
| Kansas | $19.54 | $19.54 |
| Alabama | $19.53 | $19.53 |
| Iowa | $19.43 | $19.43 |
| Wisconsin | $19.43 | $19.43 |
| Arkansas | $19.42 | $19.42 |
| Nebraska | $19.42 | $19.42 |

## Related codes

- 00402: Anesthesia for breast reconstructive procedures — https://www.med-reveal.com/rates/00402-cpt-fee-schedule
- 00404: Anesthesia for mastectomy procedures — https://www.med-reveal.com/rates/00404-cpt-fee-schedule
- 00406: Anesthesia for radical mastectomy procedures — https://www.med-reveal.com/rates/00406-cpt-fee-schedule
- 00410: Anesthesia for electrical or thermal cardioversion — https://www.med-reveal.com/rates/00410-cpt-fee-schedule
- 00450: Anesthesia for procedures on clavicle and scapula — https://www.med-reveal.com/rates/00450-cpt-fee-schedule
- 00454: Anesthesia for biopsy of clavicle — https://www.med-reveal.com/rates/00454-cpt-fee-schedule
- 00470: Anesthesia for partial rib resection — https://www.med-reveal.com/rates/00470-cpt-fee-schedule
- 00472: Anesthesia for thoracotomy procedures, without lung procedures — https://www.med-reveal.com/rates/00472-cpt-fee-schedule

Commercial negotiated rates for 00400 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