Margaret Wei, M.D.
Internal Medicine Physician · West Hollywood, CA
Margaret Wei, M.D. is an internal medicine physician with a practice address in West Hollywood, California, and NPI 1629426077, issued on May 26, 2016. Check the license (California A154742, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Margaret Wei
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A154742 CA
Self-reported in NPPES; status is on the state search - Practice location
- 8700 Beverly Blvd, West Hollywood, CA 90048
- Phone
- (310) 423-3277
- Enumerated
- May 26, 2016
- Record last updated
- Jun 5, 2026
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 8700 Beverly Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Margaret Wei in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A154742Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
188 Medicare Part D claims for 40 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 53% of claims.
Most prescribed
- Tradjenta19 claims
- Metformin Hcl Er13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 86.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Margaret Wei among 17,696 internal medicine physician records in California
Margaret Wei, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 79% of them.
- NPI issued2016 · 79% of these records are older, 19% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2026 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
136 internal medicine physician records list a practice address in West Hollywood
They are 136 of the 2,619 NPPES records with a practice address in West Hollywood, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in West Hollywood → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- George Chaux, M.D.Los Angeles, CA 900481619938941
- Anish Desai, M.D.Los Angeles, CA 900481518928886
- Amanda Ewing, M.D.West Hollywood, CA 900481982661922
- Farshid Fararooy, M.D.Los Angeles, CA 900481922045939
- Eleonora Fedonenko, M.D.Los Angeles, CA 900481790721850
- Christina Harris, MDLos Angeles, CA 900481073553962
- Homayoon Khanlou, MDLos Angeles, CA 900481356335277
- Dorothy Lowe, M.D.Los Angeles, CA 900481275577835
Common questions
What is Margaret Wei, M.D.'s NPI number?
Margaret Wei, M.D.'s National Provider Identifier (NPI) is 1629426077, issued on May 26, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Wei, M.D. located?
The NPPES record lists a practice address at 8700 Beverly Blvd, West Hollywood, CA, 90048. Phone: (310) 423-3277. Providers update this record themselves, so call before visiting.
How can I verify Margaret Wei, M.D.'s license?
NPPES lists California license number A154742, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Margaret Wei, M.D. prescribe under Medicare Part D?
In 2024, Margaret Wei, M.D. had 188 Medicare Part D claims for 40 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Margaret Wei, M.D.'s MIPS final score?
The 2023 MIPS final score is 86.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.