NPPES file of Aug 9, 2026

Seth Abraham Kaufman, M.D.

Emergency Medicine Physician · Fairfield, CA

Seth Abraham Kaufman, M.D. is an emergency medicine physician with a practice address in Fairfield, California, and NPI 1023045515, issued on Jun 28, 2006. Check the license (California A89849, 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
1023045515
Name
Seth Abraham Kaufman
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
A89849 CA
Self-reported in NPPES; status is on the state search
Practice location
1200 B Gale Wilson Blvd, Fairfield, CA 94533
Phone
(707) 429-7830
Enumerated
Jun 28, 2006
Record last updated
Jul 23, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1200 B Gale Wilson Blvd

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

  1. Yusuf Ahmad, MDAnesthesiology Physician1104020262
  2. Tashira AlexanderRegistered Dietitian1902732480
  3. Nail Amro, M.D.Internal Medicine Physician1861413551
  4. Allan Au, M.D.Hospitalist Physician1427495563
  5. Erin Berntsen, ACNPAcute Care Nurse Practitioner1205640489
  6. Neeta BhasinCritical Care Pharmacist1457984882

Verify Seth Abraham Kaufman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A89849
    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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93% fewer Medicare Part D claims than the average emergency medicine physician in 2024

15 Medicare Part D claims, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Seth Kaufman15
  2. Specialty average226

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.

Seth Abraham Kaufman among 7,751 emergency medicine physician records in California

Seth Abraham Kaufman, M.D. is one of 7,751 emergency medicine physician records with a practice address in California. 81% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 60% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2007 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in California

There are 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. William Ankney, M.D.Fairfield, CA 945331760419824
  2. David Dennis, M.D.Fairfield, CA 945331730116799
  3. Caesar Djavaherian, M.D.Fairfield, CA 945331790760551
  4. David Ehrenfeld, M.D.Fairfield, CA 945331417051830
  5. Steven Garcia, MDFairfield, CA 945331376868323
  6. Julie Hersk, M.D.Fairfield, CA 945331023114030
  7. Toshi Hiraoka, M.D.Fairfield, CA 945331467489427
  8. Gary Hollinger, PA-CFairfield, CA 945331598868705

Common questions

What is Seth Abraham Kaufman, M.D.'s NPI number?

Seth Abraham Kaufman, M.D.'s National Provider Identifier (NPI) is 1023045515, issued on Jun 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Seth Abraham Kaufman, M.D. located?

The NPPES record lists a practice address at 1200 B Gale Wilson Blvd, Fairfield, CA, 94533. Phone: (707) 429-7830. Providers update this record themselves, so call before visiting.

How can I verify Seth Abraham Kaufman, M.D.'s license?

NPPES lists California license number A89849, 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 Seth Abraham Kaufman, M.D. prescribe under Medicare Part D?

In 2024, Seth Abraham Kaufman, M.D. had 15 Medicare Part D claims; the average among emergency medicine physician prescribers was 226. 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.