NPPES file of Aug 9, 2026

Hannah R. Wirth, MD

Obstetrics & Gynecology Physician · Los Angeles, CA

Hannah R. Wirth, MD is an obstetrics & gynecology physician with a practice address in Los Angeles, California, and NPI 1972007706, issued on Mar 19, 2018. Check the license (California A164551, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1972007706
Name
Hannah R. Wirth
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
A164551 CA
MD61280979 WA
Self-reported in NPPES; status is on the state search
Practice location
4900 W Sunset Blvd, Los Angeles, CA 90027
Phone
(800) 954-8000
Enumerated
Mar 19, 2018
Record last updated
Jul 26, 2023
Medicaid ID
2213949 WA
Medicare enrollment
Enrolled (PECOS I20231018001872); accepts Medicare assignment
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 4900 W Sunset Blvd

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

  1. Julie AmesOtolaryngology Physician1245464098
  2. Adrianna Barrett, M.D.Obstetrics & Gynecology Physician1194950477
  3. Brianne Bimson, MDMaternal & Fetal Medicine Physician1760794143
  4. Jacob Boone, M.D.Urology Physician1295009256
  5. Jane Boucher, PHARM.D.Pharmacist1275617631
  6. John Brusky, MDUrology Physician1942323399

Verify Hannah R. Wirth in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A164551
    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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82% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

30 Medicare Part D claims for 15 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Hannah Wirth30
  2. Specialty average165

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): 82.8 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.

  1. Qualityout of 100 · 30% of the final score82.1
  2. Costout of 100 · 30%60.7
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $163.21

2 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hannah Wirth$163.21
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

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).

Hannah R. Wirth among 5,088 obstetrics & gynecology physician records in California

Hannah R. Wirth, 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 2018, is newer than 90% of them.

  • NPI issued2018 · 90% of these records are older, 8% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2018 · median 2004 among the 2,700 with a school on file
  • Record last updated2023 · 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 Hannah R. Wirth, MD's NPI number?

Hannah R. Wirth, MD's National Provider Identifier (NPI) is 1972007706, issued on Mar 19, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Hannah R. Wirth, MD located?

The NPPES record lists a practice address at 4900 W Sunset Blvd, Los Angeles, CA, 90027. Phone: (800) 954-8000. Providers update this record themselves, so call before visiting.

How can I verify Hannah R. Wirth, MD's license?

NPPES lists California license number A164551, 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 Hannah R. Wirth, MD prescribe under Medicare Part D?

In 2024, Hannah R. Wirth, MD had 30 Medicare Part D claims for 15 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Hannah R. Wirth, MD's MIPS final score?

The 2023 MIPS final score is 82.8 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.