Christina Chou, MD
NPI 1164749628ActiveIndividual· Internal Medicine, Gastroenterology· San Francisco, CA
Internal Medicine, Gastroenterology (MD) in San Francisco, California, trained at Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University (class of 2010). Their prescriptions cost Medicare Part D more than their services did: $66,044 for 175 claims, against $26,129 paid for services in 2024. Madrigal Pharmaceuticals was the largest of 5 companies reporting payments in 2025, $540.73 in all, mostly food and beverage.
Overview
| NPI | 1164749628 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 23, 2010 |
| Last updated in NPPES | Mar 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 1000579 | 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 - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 149 |
|---|---|
| Services billed | 279 across 23 procedure codes |
| Paid by Medicare | $26,129 |
Part D prescriptions in 2024
| Prescriptions (claims) | 175 · 203 30-day fills |
|---|---|
| Patients | 95 |
| Total drug cost | $66,044 |
| Generic share | 59% of claims |
Education and affiliations
| Medical school | Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Gastroenterology |
Medical group
- Alameda Health SystemOakland, CA · 601 clinicians
Hospital affiliations
- Alameda HospitalAlameda, CA
- Highland HospitalOakland, CA
Industry payments (Open Payments)
- 2025$540.73 · 5 payments from 5 companies
- 2024$4,774 · 19 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $142.30 | 1 |
| Novo Nordisk Inc | $133.85 | 1 |
| Gilead Sciences, Inc. | $123.48 | 1 |
| Janssen Biotech, Inc. | $118.62 | 1 |
| Olympus America Inc. | $22.48 | 1 |
What the 2025 payments were for
- Food and Beverage$540.73 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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