Chia-Ling Nhan-Chang, M.D.
NPI 1265686794ActiveIndividual· Obstetrics & Gynecology, Maternal & Fetal Medicine· San Diego, CA
Obstetrics & Gynecology, Maternal & Fetal Medicine (M.D.) with Regents of the University of California, practicing in San Diego, California. Enrolled in Medicare as practitioner - obstetrics/gynecology and practitioner - obstetrics/gynecology. Janssen Research & Development, LLC reported $12,583 in payments in 2025, mostly travel and lodging. Lists Uc San Diego Health Hillcrest - Hillcrest Med Ctr as a hospital affiliation.
Overview
| NPI | 1265686794 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 11, 2008 |
| Last updated in NPPES | Apr 22, 2024 |
| Certified by provider | Apr 22, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology, Maternal & Fetal Medicine Primary | 207VM0101X | C193872 | CA |
| Obstetrics & Gynecology, Maternal & Fetal Medicine | 207VM0101X | 255921 | NY |
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); Practitioner - Obstetrics/Gynecology (NY) |
|---|
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Regents of the University of CaliforniaSan Diego, CA · 2,089 clinicians
Hospital affiliation
- Uc San Diego Health Hillcrest - Hillcrest Med CtrSan Diego, CA
Industry payments (Open Payments)
- 2025$12,583 · 12 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Research & Development, LLC | $12,583 | 12 |
What the 2025 payments were for
- Travel and Lodging$12,240 · 5 payments
- Food and Beverage$342.35 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Obstetrics & Gynecology, Maternal & Fetal Medicine providers in San Diego
- 1265661177
- 1396904876
- 1477563302
- 1588816086
- 1649683855
- 1669745261
- 1760730758
- 1801207634
- 1871767384
- 1891867412
- 1972673879
- 1992149447
All 38 Obstetrics & Gynecology, Maternal & Fetal Medicine providers in San Diego · All Obstetrics & Gynecology, Maternal & Fetal Medicine providers in California