# CPT 88312: Special stain, group I, microorganisms

Medicare CPT 88312 pays $109.55 in a non-facility setting and $109.55 in a facility setting under the 2026 Medicare Physician Fee Schedule, before geographic adjustment. After geographic adjustment, state amounts run from $96.26 in Arkansas to $126.80 in District of Columbia, a 32% spread.

Web page: https://www.med-reveal.com/rates/88312-cpt-fee-schedule
Section: Laboratory and Pathology
Billed by: Dermatology, Pathology

## Medicare rates

| | Amount |
| --- | --- |
| National non-facility | $109.55 |
| National facility | $109.55 |
| Conversion factor | 33.4009 |
| Release | 2026 Q4 (effective 2026-10-01) |

## By state

| State | Non-facility | Facility |
| --- | --- | --- |
| District of Columbia | $126.80 | $126.80 |
| California | $126.38 | $126.38 |
| Alaska | $123.86 | $123.86 |
| Washington | $122.62 | $122.62 |
| New Jersey | $122.00 | $122.00 |
| Hawaii | $121.58 | $121.58 |
| New York | $121.26 | $121.26 |
| Massachusetts | $121.13 | $121.13 |
| Connecticut | $117.11 | $117.11 |
| Colorado | $115.36 | $115.36 |
| Oregon | $114.28 | $114.28 |
| Maryland | $113.73 | $113.73 |
| New Hampshire | $113.15 | $113.15 |
| Rhode Island | $112.78 | $112.78 |
| Minnesota | $111.48 | $111.48 |
| Florida | $110.81 | $110.81 |
| Puerto Rico | $110.54 | $110.54 |
| Virgin Islands | $110.54 | $110.54 |
| Montana | $109.55 | $109.55 |
| Nevada | $109.48 | $109.48 |
| Wyoming | $109.29 | $109.29 |
| North Dakota | $108.96 | $108.96 |
| South Dakota | $108.89 | $108.89 |
| Delaware | $108.45 | $108.45 |
| Texas | $108.17 | $108.17 |
| Vermont | $108.15 | $108.15 |
| Pennsylvania | $107.92 | $107.92 |
| Virginia | $107.72 | $107.72 |
| Illinois | $107.47 | $107.47 |
| Arizona | $106.59 | $106.59 |
| Georgia | $105.60 | $105.60 |
| Maine | $105.14 | $105.14 |
| Wisconsin | $105.05 | $105.05 |
| Michigan | $104.42 | $104.42 |
| Utah | $104.00 | $104.00 |
| North Carolina | $103.11 | $103.11 |
| South Carolina | $102.50 | $102.50 |
| Indiana | $102.41 | $102.41 |
| New Mexico | $102.22 | $102.22 |
| Missouri | $102.06 | $102.06 |
| Nebraska | $101.94 | $101.94 |
| Idaho | $101.76 | $101.76 |
| Louisiana | $101.70 | $101.70 |
| Ohio | $101.66 | $101.66 |
| Iowa | $101.23 | $101.23 |
| Tennessee | $100.82 | $100.82 |
| Kansas | $100.34 | $100.34 |
| Oklahoma | $99.61 | $99.61 |
| Kentucky | $99.39 | $99.39 |
| West Virginia | $98.09 | $98.09 |
| Alabama | $97.76 | $97.76 |
| Mississippi | $96.67 | $96.67 |
| Arkansas | $96.26 | $96.26 |

## Related codes

- 88300: Level I surgical pathology, gross examination only — https://www.med-reveal.com/rates/88300-cpt-fee-schedule
- 88302: Level II surgical pathology, gross and microscopic examination — https://www.med-reveal.com/rates/88302-cpt-fee-schedule
- 88304: Level III surgical pathology, gross and microscopic examination — https://www.med-reveal.com/rates/88304-cpt-fee-schedule
- 88305: Level IV surgical pathology, gross and microscopic examination — https://www.med-reveal.com/rates/88305-cpt-fee-schedule
- 88307: Level V surgical pathology, gross and microscopic examination — https://www.med-reveal.com/rates/88307-cpt-fee-schedule
- 88309: Level VI surgical pathology, gross and microscopic examination — https://www.med-reveal.com/rates/88309-cpt-fee-schedule
- 88311: Decalcification procedure — https://www.med-reveal.com/rates/88311-cpt-fee-schedule
- 88313: Special stain, group II, non-microorganism — https://www.med-reveal.com/rates/88313-cpt-fee-schedule

Commercial negotiated rates for 88312 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