Pat T. Kouwabunpat, MD
NPI 1063625069ActiveIndividual· Family Medicine· Santa Ana, CA
Family Medicine (MD) in Santa Ana, California, trained at Warren Alpert Medical School of Brown University (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $69,186 for 853 claims, against $15,363 paid for services in 2024. Amgen Inc. was the largest of 3 companies reporting payments in 2025, $51.77 in all, mostly food and beverage.
Overview
| NPI | 1063625069 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 7, 2007 |
| Last updated in NPPES | Feb 23, 2023 |
| Certified by provider | Feb 23, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A97918 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 56 |
|---|---|
| Services billed | 296 across 23 procedure codes |
| Paid by Medicare | $15,363 |
Part D prescriptions in 2024
| Prescriptions (claims) | 853 · 1,839 30-day fills |
|---|---|
| Patients | 99 |
| Total drug cost | $69,186 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Warren Alpert Medical School of Brown University |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$51.77 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $19.56 | 1 |
| Merck Sharp & Dohme LLC | $16.38 | 1 |
| Exact Sciences Corporation | $15.83 | 1 |
What the 2025 payments were for
- Food and Beverage$51.77 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 242 family medicine physicians in Santa Ana · All family medicine physicians in California