Kara Wei Wei Chew, M.D.
NPI 1013116557ActiveIndividual· Internal Medicine, Infectious Disease· Los Angeles, CA
Internal Medicine, Infectious Disease (M.D.) in Los Angeles, California, trained at Warren Alpert Medical School of Brown University (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $102,885 for 97 claims, against $8,253 paid for services in 2024. Shionogi Inc reported $3,293 in payments in 2025, mostly speaking and faculty fees.
Overview
| NPI | 1013116557 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 14, 2007 |
| Last updated in NPPES | Jan 31, 2025 |
| Certified by provider | Jan 31, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | A99247 | 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 - Infectious Disease (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 43 |
|---|---|
| Services billed | 83 across 4 procedure codes |
| Paid by Medicare | $8,253 |
Part D prescriptions in 2024
| Prescriptions (claims) | 97 · 114 30-day fills |
|---|---|
| Total drug cost | $102,885 |
| Generic share | 58% of claims |
Education and affiliations
| Medical school | Warren Alpert Medical School of Brown University |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
Medical group
- The Regents of the University of CaliforniaSanta Monica, CA · 1,462 clinicians
Hospital affiliations
- Ronald Reagan UCLA Medical CenterLos Angeles, CA
- Santa Monica - UCLA Med Ctr & Orthopaedic HospitalSanta Monica, CA
Industry payments (Open Payments)
- 2025$3,293 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Shionogi Inc | $3,293 | 2 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$3,182 · 1 payment
- Food and Beverage$111.35 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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