NPPES file of Aug 9, 2026

Akos Herzeg, MD

Maternal & Fetal Medicine Physician · San Francisco, CA

Akos Herzeg, MD is a maternal & fetal medicine physician with a practice address in San Francisco, California, and NPI 1962229252, issued on Sep 26, 2024. Check the license (California 844, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1962229252
Name
Akos Herzeg
Credential
MD
Primary taxonomy
Maternal & Fetal Medicine Physician 207VM0101X
License number
844 CA
Self-reported in NPPES; status is on the state search
Practice location
Campus Box 0132, San Francisco, CA 94134
Phone
(415) 272-6129
Enumerated
Sep 26, 2024
Record last updated
Sep 26, 2024
Medicare enrollment
Enrolled (PECOS I20241101002088); 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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Verify Akos Herzeg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 844
    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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Bills Medicare through 2 group practices

  1. Ucsf Medical Group Business ServicesSan Francisco, CA
  2. University OF California San FranciscoSan Francisco, CA

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

Akos Herzeg among 343 maternal & fetal medicine physician records in California

Akos Herzeg, MD is one of 343 maternal & fetal medicine physician records with a practice address in California. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than over 99% of them.

  • NPI issued2024 · over 99% of these records are older, under 1% newer
  • In a Medicare fileYes · 61% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2007 · median 2003 among the 181 with a school on file
  • Record last updated2024 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VM0101X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Maternal & Fetal Medicine Physician providers in California

There are 343 maternal & fetal medicine physician records in California.

The 8 maternal & fetal medicine physician records with the nearest ZIP codes

  1. Karla Bermudez Wagner, M.D.San Francisco, CA 941431114169810
  2. Christine Blauvelt, MDSan Francisco, CA 941431063916013
  3. Stephanie Gaw, MD, PHDSan Francisco, CA 941431467789792
  4. Adrian Hernandez Lopez, MDSan Francisco, CA 941431194229898
  5. Daisy Leon-Martinez, M.D.San Francisco, CA 941431255719118
  6. Ben Li, MDSan Francisco, CA 941431003019001
  7. Nicola PerlmanSan Francisco, CA 941431104321025
  8. Annalisa Post, MDSan Francisco, CA 941431750670899

Common questions

What is Akos Herzeg, MD's NPI number?

Akos Herzeg, MD's National Provider Identifier (NPI) is 1962229252, issued on Sep 26, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Akos Herzeg, MD located?

The NPPES record lists a practice address at Campus Box 0132, San Francisco, CA, 94134. Phone: (415) 272-6129. Providers update this record themselves, so call before visiting.

How can I verify Akos Herzeg, MD's license?

NPPES lists California license number 844, 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.

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.