Diana Aung, M.D.
NPI 1497814834ActiveIndividual· Obstetrics & Gynecology· San Jose, CA
Obstetrics & Gynecology (M.D.) in San Jose, California, trained at Northwestern University Feinberg Medical School (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $7,098 for 67 claims, against $2,466 paid for services in 2024. Octapharma USA, Inc. was the largest of 3 companies reporting payments in 2025, $379.21 in all, mostly food and beverage.
Overview
| NPI | 1497814834 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 8, 2006 |
| Last updated in NPPES | Mar 31, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | A78991 | 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 - Obstetrics/Gynecology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 16 |
|---|---|
| Services billed | 31 across 11 procedure codes |
| Paid by Medicare | $2,466 |
Part D prescriptions in 2024
| Prescriptions (claims) | 67 · 155 30-day fills |
|---|---|
| Patients | 23 |
| Total drug cost | $7,098 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Hospital affiliation
- Good Samaritan HospitalSan Jose, CA
Industry payments (Open Payments)
- 2025$379.21 · 4 payments from 3 companies
- 2024$18.03 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Octapharma USA, Inc. | $196.03 | 1 |
| Hologic Sales and Service, LLC | $179.68 | 2 |
| Organon LLC | $3.50 | 1 |
What the 2025 payments were for
- Food and Beverage$379.21 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other OB-GYNs in San Jose
- 1023403185
- 1154611762
- 1235235870
- 1285650911
- 1336250836
- 1356398697
- 1396856928
- 1417275116
- 1477734754
- 1508968371
- 1578912614
- 1669768420