# CPT 88364: In Situ Hybridization Ea Addl Probe Stain

Medicare CPT 88364 pays $126.59 in a non-facility setting and $126.59 in a facility setting under the 2026 Medicare Physician Fee Schedule, before geographic adjustment. After geographic adjustment, state amounts run from $111.71 in Arkansas to $146.26 in District of Columbia, a 31% spread.

Web page: https://www.med-reveal.com/rates/88364-cpt-fee-schedule
Section: Laboratory and Pathology
Billed by: Pathology

## Medicare rates

| | Amount |
| --- | --- |
| National non-facility | $126.59 |
| National facility | $126.59 |
| Conversion factor | 33.4009 |
| Release | 2026 Q4 (effective 2026-10-01) |

## By state

| State | Non-facility | Facility |
| --- | --- | --- |
| District of Columbia | $146.26 | $146.26 |
| California | $146.01 | $146.01 |
| Alaska | $144.35 | $144.35 |
| Washington | $141.62 | $141.62 |
| New Jersey | $140.82 | $140.82 |
| Hawaii | $140.45 | $140.45 |
| Massachusetts | $139.88 | $139.88 |
| New York | $139.84 | $139.84 |
| Connecticut | $135.13 | $135.13 |
| Colorado | $133.32 | $133.32 |
| Oregon | $132.11 | $132.11 |
| Maryland | $131.32 | $131.32 |
| New Hampshire | $130.74 | $130.74 |
| Rhode Island | $130.35 | $130.35 |
| Minnesota | $129.11 | $129.11 |
| Puerto Rico | $127.71 | $127.71 |
| Virgin Islands | $127.71 | $127.71 |
| Florida | $127.56 | $127.56 |
| Montana | $126.59 | $126.59 |
| Nevada | $126.58 | $126.58 |
| Wyoming | $126.42 | $126.42 |
| North Dakota | $126.19 | $126.19 |
| South Dakota | $126.15 | $126.15 |
| Delaware | $125.40 | $125.40 |
| Vermont | $125.23 | $125.23 |
| Texas | $125.07 | $125.07 |
| Pennsylvania | $124.73 | $124.73 |
| Virginia | $124.64 | $124.64 |
| Illinois | $123.80 | $123.80 |
| Arizona | $123.29 | $123.29 |
| Georgia | $122.01 | $122.01 |
| Wisconsin | $121.79 | $121.79 |
| Maine | $121.75 | $121.75 |
| Michigan | $120.57 | $120.57 |
| Utah | $120.33 | $120.33 |
| North Carolina | $119.43 | $119.43 |
| Indiana | $118.71 | $118.71 |
| South Carolina | $118.65 | $118.65 |
| Nebraska | $118.23 | $118.23 |
| New Mexico | $118.16 | $118.16 |
| Missouri | $118.08 | $118.08 |
| Idaho | $117.98 | $117.98 |
| Louisiana | $117.64 | $117.64 |
| Ohio | $117.62 | $117.62 |
| Iowa | $117.41 | $117.41 |
| Tennessee | $116.89 | $116.89 |
| Kansas | $116.35 | $116.35 |
| Oklahoma | $115.40 | $115.40 |
| Kentucky | $115.08 | $115.08 |
| Alabama | $113.40 | $113.40 |
| West Virginia | $113.36 | $113.36 |
| Mississippi | $112.07 | $112.07 |
| Arkansas | $111.71 | $111.71 |

## Related codes

- 0202U: Nfct Ds Bct/vir Respir Dna/rna 22 Trgt Sarscov2 — https://www.med-reveal.com/rates/0202U-pla-fee-schedule
- 80184: Drug Screen Quantitative Phenobarbital — https://www.med-reveal.com/rates/80184-cpt-fee-schedule
- 80299: Quantitation Drug Not Elsewhere Specified — https://www.med-reveal.com/rates/80299-cpt-fee-schedule
- 80346: Drug Screening Benzodiazepines 1-12 — https://www.med-reveal.com/rates/80346-cpt-fee-schedule
- 80349: Drug Screening Cannabinoids Natural — https://www.med-reveal.com/rates/80349-cpt-fee-schedule
- 80354: Drug Screening Fentanyl — https://www.med-reveal.com/rates/80354-cpt-fee-schedule
- 80357: Drug Screening Ketamine and Norketamine — https://www.med-reveal.com/rates/80357-cpt-fee-schedule
- 80362: Drug Screening Opioids and Opiate Analogs 1 or 2 — https://www.med-reveal.com/rates/80362-cpt-fee-schedule

Commercial negotiated rates for 88364 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