Jennifer Haw Lai, M.D.
NPI 1093031155ActiveIndividual· Internal Medicine, Gastroenterology· Stanford, CA
Internal Medicine, Gastroenterology (M.D.) in Stanford, California, trained at New York Medical College (class of 2010). In 2024 Medicare paid $22,704 for 119 patients, and Part D covered 59 of their prescriptions, 83% of them generic. Olympus America Inc. was the largest of 2 companies reporting payments in 2025, $154.96 in all, mostly food and beverage.
Overview
| NPI | 1093031155 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 14, 2010 |
| Last updated in NPPES | Dec 27, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A119776 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 | 119 |
|---|---|
| Services billed | 219 across 21 procedure codes |
| Paid by Medicare | $22,704 |
Part D prescriptions in 2024
| Prescriptions (claims) | 59 · 90 30-day fills |
|---|---|
| Patients | 32 |
| Total drug cost | $9,660 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Alameda Health SystemOakland, CA · 601 clinicians
Hospital affiliations
- Alameda HospitalAlameda, CA
- Highland HospitalOakland, CA
Industry payments (Open Payments)
- 2025$154.96 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Olympus America Inc. | $122.46 | 1 |
| Ipsen Biopharmaceuticals, Inc | $32.50 | 1 |
What the 2025 payments were for
- Food and Beverage$154.96 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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