Warren Wai Lam, MEDICAL DOCTOR
NPI 1114917143ActiveIndividual· Radiology, Diagnostic Radiology· Pasadena, CA
Radiology, Diagnostic Radiology (MEDICAL DOCTOR) in Pasadena, California, trained at Icahn School of Medicine at Mount Sinai (class of 1988). Medicare paid $280,216 for services to 5,367 patients in 2024. Life Molecular Imaging Ltd reported $30.46 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1114917143 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MEDICAL DOCTOR |
| Sole proprietor | No |
| NPI issued | Oct 21, 2005 |
| Last updated in NPPES | Oct 21, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | G76496 | CA |
| Radiology, Body Imaging | 2085B0100X | G76496 | CA |
| Radiology, Neuroradiology, Nuclear Radiology | 2085N0904X | G76496 | CA |
| Radiology, Vascular & Interventional Radiology | 2085R0204X | G76496 | CA |
| Radiology, Diagnostic Ultrasound | 2085U0001X | G76496 | 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 - Diagnostic Radiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 5,367 |
|---|---|
| Services billed | 13,991 across 142 procedure codes |
| Paid by Medicare | $280,216 |
Education and affiliations
| Medical school | Icahn School of Medicine at Mount Sinai |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Diagnostic Radiology |
Medical groups
- Cedars-Sinai Medical Care FoundationWest Hollywood, CA · 1,692 clinicians
- Radiant Imaging IncBrooklyn, NY · 68 clinicians
Hospital affiliations
- Glendale Adventist Medical CenterGlendale, CA
- Huntington HospitalPasadena, CA
- L A Downtown Medical CenterLos Angeles, CA
Industry payments (Open Payments)
- 2025$30.46 · 1 payment from 1 company
- 2024$19.57 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Life Molecular Imaging Ltd | $30.46 | 1 |
What the 2025 payments were for
- Food and Beverage$30.46 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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