Gregory Gawayne Vaughan, M.D.
NPI 1023270030ActiveIndividual· Family Medicine· Auburn, CA
Family Medicine (M.D.) in Auburn, California, trained at Loma Linda University School of Medicine (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $599,586 for 5,951 claims, against $157,358 paid for services in 2024. Vertex Pharmaceuticals Incorporated reported $16.74 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1023270030 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 30, 2008 |
| Last updated in NPPES | Oct 15, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A110068 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 398 |
|---|---|
| Services billed | 4,614 across 65 procedure codes |
| Paid by Medicare | $157,358 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,951 · 14,671 30-day fills |
|---|---|
| Patients | 495 |
| Total drug cost | $599,586 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Auburn Medical Group, IncAuburn, CA · 3 clinicians
Hospital affiliations
- Sutter Auburn Faith HospitalAuburn, CA
- Sutter Medical Center, SacramentoSacramento, CA
- Sutter Roseville Medical CenterRoseville, CA
Other facilities
- Northstar Healthcare ServicesHome health agency · Sacramento, CA
- Progressive Home Care - AuburnHome health agency · Auburn, CA
- Sutter Auburn Faith Vna & HospiceHome health agency · Auburn, CA
- Sutter Auburn Faith Vna & Hospice-HospiceHospice · Auburn, CA
Industry payments (Open Payments)
- 2025$16.74 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vertex Pharmaceuticals Incorporated | $16.74 | 1 |
What the 2025 payments were for
- Food and Beverage$16.74 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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