NPPES file of Aug 9, 2026

Michael W. Weinberger, MD

Obstetrics & Gynecology Physician · Los Angeles, CA

Michael W. Weinberger, MD is an obstetrics & gynecology physician with a practice address in Los Angeles, California, and NPI 1457422347, issued on Nov 13, 2006. Check the license (California G70994, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1457422347
Name
Michael W. Weinberger
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
G70994 CA
Self-reported in NPPES; status is on the state search
Practice location
4733 W Sunset Blvd, Los Angeles, CA 90027
Phone
(323) 783-4011
Enumerated
Nov 13, 2006
Record last updated
Nov 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20110127000959); accepts Medicare assignment
Medical or professional school
University Of Pittsburgh School Of Medicine, 1987
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4733 W Sunset Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Antoine Abcar, MDNephrology Physician1245301159
  2. Iman Abdalla, MDHematology & Oncology Physician1730248311
  3. Joseph Abu-Dalu, MDVascular Surgery Physician1821157587
  4. Isaac Abusleme, M.D.Internal Medicine Physician1891109468
  5. Nancy Adachi, PTPhysical Therapist1902004245
  6. Sangeeta Aggarwal, MDInternal Medicine Physician1578655908

Verify Michael W. Weinberger in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G70994
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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6.4 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024

1,054 Medicare Part D claims for 285 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 13 claims were for opioids.

  1. Michael Weinberger1,054
  2. Specialty average165

Most prescribed

  1. Estradiol330 claims
  2. Myrbetriq140 claims
  3. Trospium Chloride120 claims
  4. Mirabegron Er72 claims
  5. Nitrofurantoin Mono-Macro53 claims
  6. Trospium Chloride Er45 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.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupLos Angeles, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Michael W. Weinberger among 5,088 obstetrics & gynecology physician records in California

Michael W. Weinberger, MD is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 52% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated1987 · median 2004 among the 2,700 with a school on file
  • Record last updated2021 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Jonathan Azizzadeh, M.D.Los Angeles, CA 900271215949367
  2. Robert Chu, MDLos Angeles, CA 900271629145560
  3. Edward Drenth, MDLos Angeles, CA 900271578630414
  4. Lorrie Dubow, MDLos Angeles, CA 900271720159759
  5. William Fong, MDLos Angeles, CA 900271568533511
  6. Gladys Hernandez, MDLos Angeles, CA 900271255408084
  7. Eduard Minas, MDLos Angeles, CA 900271710097670
  8. Brian Miyazaki, MDLos Angeles, CA 900271235206111

Common questions

What is Michael W. Weinberger, MD's NPI number?

Michael W. Weinberger, MD's National Provider Identifier (NPI) is 1457422347, issued on Nov 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael W. Weinberger, MD located?

The NPPES record lists a practice address at 4733 W Sunset Blvd, Los Angeles, CA, 90027. Phone: (323) 783-4011. Providers update this record themselves, so call before visiting.

How can I verify Michael W. Weinberger, MD's license?

NPPES lists California license number G70994, 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 Michael W. Weinberger, MD prescribe under Medicare Part D?

In 2024, Michael W. Weinberger, MD had 1,054 Medicare Part D claims for 285 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

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.