Greg E. Fihn, DO
NPI 1114013901ActiveIndividual· Family Medicine· Las Vegas, NV
Family Medicine (DO) with Centerwell Senior Primary Care Nv P C, practicing in Las Vegas, Nevada. Their prescriptions cost Medicare Part D more than their services did: $977,385 for 7,016 claims, against $37,561 paid for services in 2024. Astrazeneca Pharmaceuticals LP reported $96.28 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1114013901 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Oct 5, 2006 |
| Last updated in NPPES | Apr 14, 2026 |
| Certified by provider | Apr 14, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 647 | NV |
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 - Family Practice (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 125 |
|---|---|
| Services billed | 648 across 25 procedure codes |
| Paid by Medicare | $37,561 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,016 · 18,641 30-day fills |
|---|---|
| Patients | 617 |
| Total drug cost | $977,385 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Centerwell Senior Primary Care Nv P CLas Vegas, NV · 75 clinicians
Industry payments (Open Payments)
- 2025$96.28 · 1 payment from 1 company
- 2024$172.39 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $96.28 | 1 |
What the 2025 payments were for
- Food and Beverage$96.28 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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