Katrina Haiting Lam, MEDICAL STUDENT
Student in an Organized Health Care Education/Training Program (MEDICAL STUDENT) in San Francisco, California, trained at University of California, Davis School of Medicine (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $11,888,766 for 2,776 claims, against $4,530 paid for services in 2024. Aimmune Therapeutics, Inc. was the largest of 3 companies reporting payments in 2025, $180.65 in all, mostly food and beverage.
Overview
| NPI | 1467727552 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MEDICAL STUDENT |
| Sole proprietor | Yes |
| NPI issued | Mar 21, 2012 |
| Last updated in NPPES | Feb 11, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Student in an Organized Health Care Education/Training Program Primary | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 22 |
|---|---|
| Services billed | 60 across 11 procedure codes |
| Paid by Medicare | $4,530 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,776 · 4,607 30-day fills |
|---|---|
| Patients | 222 |
| Total drug cost | $11,888,766 |
| Generic share | 55% of claims |
Education and affiliations
| Medical school | University of California, Davis School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Critical Care (Intensivists), Pulmonary Disease |
Medical group
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
Hospital affiliation
- Kaiser Foundation Hospital - RosevilleRoseville, CA
Industry payments (Open Payments)
- 2025$180.65 · 3 payments from 3 companies
- 2024$163.35 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Aimmune Therapeutics, Inc. | $124.78 | 1 |
| Madrigal Pharmaceuticals | $34.25 | 1 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $21.62 | 1 |
What the 2025 payments were for
- Food and Beverage$180.65 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 2,937 Student in an Organized Health Care Education/Training Program providers in San Francisco · All Student in an Organized Health Care Education/Training Program providers in California