Marsha Cheng, MD
NPI 1003336306ActiveIndividual· Internal Medicine· Bakersfield, CA
Internal Medicine (MD) with Clinica Sierra Vista, practicing in Bakersfield, California. Their prescriptions cost Medicare Part D more than their services did: $276,410 for 2,296 claims, against $294.63 paid for services in 2024. Novo Nordisk Inc was the largest of 5 companies reporting payments in 2024, $126.21 in all, mostly food and beverage.
Overview
| NPI | 1003336306 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jun 27, 2017 |
| Last updated in NPPES | Dec 9, 2025 |
| Certified by provider | Dec 9, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A179568 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 16 |
|---|---|
| Services billed | 22 across 4 procedure codes |
| Paid by Medicare | $294.63 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,296 · 4,204 30-day fills |
|---|---|
| Patients | 218 |
| Total drug cost | $276,410 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Clinica Sierra VistaBakersfield, CA · 178 clinicians
Industry payments (Open Payments)
- 2024$126.21 · 7 payments from 5 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $54.77 | 3 |
| Dynavax Technologies Corporation | $27.43 | 1 |
| Aimmune Therapeutics, Inc. | $16.87 | 1 |
| Glaxosmithkline, LLC. | $13.75 | 1 |
| Lilly USA, LLC | $13.39 | 1 |
What the 2024 payments were for
- Food and Beverage$126.21 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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