William Lewis Marr IV, PA-C
NPI 1992801179ActiveIndividual· Physician Assistant, Medical· Durango, CO
Physician Assistant, Medical (PA-C) in Durango, Colorado, licensed in CO and TX, with an NPI issued in September 2006. Their prescriptions cost Medicare Part D more than their services did: $239,937 for 3,450 claims, against $20,058 paid for services in 2024. Amgen Inc. reported $16.54 in payments in 2024, mostly food and beverage. Lists Mercy Regional Medical Center as a hospital affiliation.
Overview
| NPI | 1992801179 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 15, 2006 |
| Last updated in NPPES | Mar 4, 2025 |
| Certified by provider | Mar 4, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PA.0008209 | CO |
| Physician Assistant | 363A00000X | PA01678 | TX |
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 - Physician Assistant (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 213 |
|---|---|
| Services billed | 435 across 35 procedure codes |
| Paid by Medicare | $20,058 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,450 · 8,655 30-day fills |
|---|---|
| Patients | 721 |
| Total drug cost | $239,937 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Physician Assistant |
Hospital affiliation
- Mercy Regional Medical CenterDurango, CO
Industry payments (Open Payments)
- 2024$16.54 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $16.54 | 1 |
What the 2024 payments were for
- Food and Beverage$16.54 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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