Walter A. Martin, CRNA
NPI 1003969585ActiveIndividual· Nurse Anesthetist, Certified Registered· Hagerstown, MD
Nurse Anesthetist, Certified Registered (CRNA) with Comfort Sedation LLC and 1 other group, practicing in Hagerstown, Maryland. Medicare paid $49,850 for services to 391 patients in 2024. Takeda Pharmaceuticals U.S.A., Inc. was the largest of 2 companies reporting payments in 2025, $60.50 in all, mostly food and beverage.
Overview
| NPI | 1003969585 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Jan 19, 2007 |
| Last updated in NPPES | Oct 9, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | R148205 | MD |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Certified Registered Nurse Anesthetist (CRNA) (DC); Practitioner - Certified Registered Nurse Anesthetist (CRNA) (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 391 |
|---|---|
| Services billed | 401 across 4 procedure codes |
| Paid by Medicare | $49,850 |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical groups
- Comfort Sedation LLCRockville, MD · 4 clinicians
- Mid-Maryland Anesthesia LLCFrederick, MD · 3 clinicians
Industry payments (Open Payments)
- 2025$60.50 · 3 payments from 2 companies
- 2024$39.96 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $44.89 | 2 |
| Phathom Pharmaceuticals, Inc. | $15.61 | 1 |
What the 2025 payments were for
- Food and Beverage$60.50 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 39 nurse anesthetists in Hagerstown · All nurse anesthetists in Maryland