David Brian Gunn, MD
NPI 1215163035ActiveIndividual· Family Medicine· Westlake Village, CA
Family Medicine (MD) in Westlake Village, California, licensed in CA, with an NPI issued in June 2009. Their prescriptions cost Medicare Part D more than their services did: $196,984 for 2,302 claims, against $22,490 paid for services in 2024. Novo Nordisk Inc reported $102.08 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1215163035 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 8, 2009 |
| Last updated in NPPES | Dec 16, 2025 |
| Certified by provider | Dec 16, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A123461 | CA |
| Preventive Medicine, Addiction Medicine | 2083A0300X | A123461 | CA |
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 | 260 |
|---|---|
| Services billed | 409 across 23 procedure codes |
| Paid by Medicare | $22,490 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,302 · 5,606 30-day fills |
|---|---|
| Patients | 314 |
| Total drug cost | $196,984 |
| Generic share | 91% of claims |
Industry payments (Open Payments)
- 2025$102.08 · 1 payment from 1 company
- 2024$196.89 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $102.08 | 1 |
What the 2025 payments were for
- Food and Beverage$102.08 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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