# CPT 61105: Twist drill hole for subdural/ventricular puncture

Medicare CPT 61105 pays $498.34 in a non-facility setting and $498.34 in a facility setting under the 2026 Medicare Physician Fee Schedule, before geographic adjustment. After geographic adjustment, state amounts run from $427.46 in Arkansas to $569.67 in Florida, a 33% spread.

Web page: https://www.med-reveal.com/rates/61105-cpt-fee-schedule
Section: Surgery and Procedures

## Medicare rates

| | Amount |
| --- | --- |
| National non-facility | $498.34 |
| National facility | $498.34 |
| Conversion factor | 33.4009 |
| Release | 2026 Q4 (effective 2026-10-01) |

## By state

| State | Non-facility | Facility |
| --- | --- | --- |
| Florida | $569.67 | $569.67 |
| Alaska | $569.60 | $569.60 |
| New York | $562.03 | $562.03 |
| District of Columbia | $560.21 | $560.21 |
| Illinois | $558.50 | $558.50 |
| New Jersey | $544.68 | $544.68 |
| Connecticut | $536.51 | $536.51 |
| Washington | $522.72 | $522.72 |
| Massachusetts | $522.18 | $522.18 |
| Maryland | $516.90 | $516.90 |
| California | $515.79 | $515.79 |
| Michigan | $513.66 | $513.66 |
| Georgia | $501.91 | $501.91 |
| Rhode Island | $501.80 | $501.80 |
| Hawaii | $500.75 | $500.75 |
| Pennsylvania | $500.03 | $500.03 |
| Puerto Rico | $499.94 | $499.94 |
| Virgin Islands | $499.94 | $499.94 |
| Colorado | $499.93 | $499.93 |
| New Hampshire | $499.14 | $499.14 |
| Montana | $498.19 | $498.19 |
| West Virginia | $498.15 | $498.15 |
| New Mexico | $492.85 | $492.85 |
| Oregon | $492.35 | $492.35 |
| Texas | $490.20 | $490.20 |
| Delaware | $488.75 | $488.75 |
| Nevada | $486.15 | $486.15 |
| Louisiana | $480.40 | $480.40 |
| Arizona | $479.97 | $479.97 |
| Wyoming | $478.98 | $478.98 |
| Ohio | $477.49 | $477.49 |
| Missouri | $476.88 | $476.88 |
| Utah | $475.95 | $475.95 |
| Virginia | $472.25 | $472.25 |
| South Carolina | $468.43 | $468.43 |
| Kentucky | $464.65 | $464.65 |
| Maine | $459.56 | $459.56 |
| Vermont | $459.08 | $459.08 |
| Oklahoma | $455.36 | $455.36 |
| North Carolina | $454.94 | $454.94 |
| North Dakota | $454.10 | $454.10 |
| Minnesota | $453.05 | $453.05 |
| South Dakota | $448.88 | $448.88 |
| Mississippi | $444.64 | $444.64 |
| Indiana | $442.06 | $442.06 |
| Tennessee | $441.42 | $441.42 |
| Idaho | $439.37 | $439.37 |
| Kansas | $437.73 | $437.73 |
| Wisconsin | $436.45 | $436.45 |
| Alabama | $435.20 | $435.20 |
| Nebraska | $433.03 | $433.03 |
| Iowa | $432.48 | $432.48 |
| Arkansas | $427.46 | $427.46 |

## Related codes

- 61120: Burr hole(s) for ventricular puncture — https://www.med-reveal.com/rates/61120-cpt-fee-schedule
- 61150: Burr hole(s) with evacuation/drainage of abscess, superficial — https://www.med-reveal.com/rates/61150-cpt-fee-schedule
- 61312: Craniectomy/craniotomy for evacuation of hematoma, supratentorial, extradural/subdural — https://www.med-reveal.com/rates/61312-cpt-fee-schedule
- 61510: Craniectomy for excision of brain tumor, supratentorial — https://www.med-reveal.com/rates/61510-cpt-fee-schedule
- 61520: Craniectomy for excision of brain tumor, infratentorial/posterior fossa — https://www.med-reveal.com/rates/61520-cpt-fee-schedule
- 61533: Craniotomy with subdural implantation of electrodes for seizure focus — https://www.med-reveal.com/rates/61533-cpt-fee-schedule
- 61548: Hypophysectomy, transnasal/transseptal approach — https://www.med-reveal.com/rates/61548-cpt-fee-schedule
- 61680: Surgery of intracranial arteriovenous malformation, supratentorial, simple — https://www.med-reveal.com/rates/61680-cpt-fee-schedule

Commercial negotiated rates for 61105 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