Tina L. Chang, MD
NPI 1255417770ActiveIndividual· Hospitalist· Redwood City, CA
Hospitalist (MD) in Redwood City, California, trained at University of Southern California Keck School of Medicine (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $17,965 for 306 claims, against $6,397 paid for services in 2024.
Overview
| NPI | 1255417770 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 27, 2006 |
| Last updated in NPPES | Dec 8, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | A72639 | CA |
| Internal Medicine | 207R00000X | A72639 | 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 - Hospitalist (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 36 |
|---|---|
| Services billed | 70 across 10 procedure codes |
| Paid by Medicare | $6,397 |
Part D prescriptions in 2024
| Prescriptions (claims) | 306 · 465 30-day fills |
|---|---|
| Patients | 185 |
| Total drug cost | $17,965 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Hospitalist |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
Hospital affiliation
- Kaiser Foundation Hospital - Redwood CityRedwood City, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Hospitalist providers in Redwood City
- 1174000533
- 1801281795
- 1245508159
- 1710059563
- 1578641056
- 1508878471
- 1124030614
- 1942388582
- 1881744696
- 1477631018
- 1770661365
- 1851479497