Bertha H. Chen, MD
NPI 1023151115ActiveIndividual· Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery· Stanford, CA
Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery (MD) in Stanford, California, trained at Stanford University School of Medicine (class of 1991). In 2024 Medicare paid $32,639 for 128 patients, and Part D covered 147 of their prescriptions, 71% of them generic. Bluewind Medical reported $44.22 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1023151115 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 15, 2007 |
| Last updated in NPPES | Apr 19, 2024 |
| Certified by provider | Apr 19, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology, Urogynecology and Reconstructive Pelvic Surgery Primary | 207VF0040X | G76784 | CA |
| Obstetrics & Gynecology, Gynecology | 207VG0400X | G76784 | 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 - Obstetrics/Gynecology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 128 |
|---|---|
| Services billed | 278 across 31 procedure codes |
| Paid by Medicare | $32,639 |
Part D prescriptions in 2024
| Prescriptions (claims) | 147 · 301 30-day fills |
|---|---|
| Patients | 53 |
| Total drug cost | $37,095 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | Stanford University School of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Obstetrics/Gynecology |
| Telehealth | Offers telehealth |
Medical group
- Stanford Health CareStanford, CA · 3,122 clinicians
Hospital affiliation
- Stanford Health CareStanford, CA
Industry payments (Open Payments)
- 2025$44.22 · 2 payments from 1 company
- 2024$1,670 · 13 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bluewind Medical | $44.22 | 2 |
What the 2025 payments were for
- Food and Beverage$44.22 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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