Cameron Casey Chang, M.D.
NPI 1659504330ActiveIndividual· Internal Medicine· Bakersfield, CA
Internal Medicine (M.D.) with Centric Health, practicing in Bakersfield, California. In 2024 Medicare paid $91,275 for 450 patients, and Part D covered 746 of their prescriptions, 88% of them generic. Boston Scientific Corporation reported $135.66 in payments in 2025, mostly food and beverage. Lists Bakersfield Memorial Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1659504330 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 28, 2009 |
| Last updated in NPPES | Jul 16, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A120751 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 450 |
|---|---|
| Services billed | 1,214 across 9 procedure codes |
| Paid by Medicare | $91,275 |
Part D prescriptions in 2024
| Prescriptions (claims) | 746 · 782 30-day fills |
|---|---|
| Patients | 250 |
| Total drug cost | $47,101 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Centric HealthBakersfield, CA · 68 clinicians
Hospital affiliations
- Bakersfield Memorial HospitalBakersfield, CA
- Mercy HospitalBakersfield, CA
Industry payments (Open Payments)
- 2025$135.66 · 1 payment from 1 company
- 2024$17.48 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $135.66 | 1 |
What the 2025 payments were for
- Food and Beverage$135.66 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 280 internal medicine physicians in Bakersfield · All internal medicine physicians in California