NPPES file of Aug 9, 2026

Jeffrey Yang, MD

Anesthesiology Physician · Fremont, CA

Jeffrey Yang, MD is an anesthesiology physician with a practice address in Fremont, California, and NPI 1619331949, issued on Apr 12, 2016. Check the license (California A167328, 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
1619331949
Name
Jeffrey Yang
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
A167328 CA
MD61031212 WA
Self-reported in NPPES; status is on the state search
Practice location
39400 Paseo Padre Pkwy, Fremont, CA 94538
Phone
(510) 248-3000
Enumerated
Apr 12, 2016
Record last updated
Jun 13, 2023
Medicare enrollment
Enrolled (PECOS I20230901000954); accepts Medicare assignment
Medical or professional school
University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2016
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 39400 Paseo Padre Pkwy

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

  1. Denise Agatep, LCSWCounselor1164584900
  2. Ujwala Agharkar, MDChild & Adolescent Psychiatry Physician1073685723
  3. Dolly Ahluwalia, RDRegistered Dietitian1659429157
  4. Tabassum Alam, MDHospitalist Physician1306921069
  5. Mary Alyono, MDAnesthesiology Physician1477631059
  6. Stephanie Aoki, PHDPsychologist1427721216

Verify Jeffrey Yang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A167328
    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 one group practice

  1. Permanente Medical Group IncFremont, CA

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

Jeffrey Yang among 7,571 anesthesiology physician records in California

Jeffrey Yang, MD is one of 7,571 anesthesiology physician records with a practice address in California. 71% 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 80% of them.

  • NPI issued2016 · 80% of these records are older, 17% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2016 · median 2006 among the 4,868 with a school on file
  • Record last updated2023 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiology Physician providers in California

There are 7,571 anesthesiology physician records in California.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Joseph Callahan, M.D.Fremont, CA 945381992714240
  2. Franklin Chow, MDFremont, CA 945381427086289
  3. Paul Goehner, M.D.Fremont, CA 945381710996277
  4. Raghu KatragaddaFremont, CA 945381851391833
  5. Edwin Lee, M.D.Fremont, CA 945381710996160
  6. David Lewis, M.D.Fremont, CA 945381528077856
  7. Ann Mallat, MDFremont, CA 945381295767549
  8. Nasrin Naimi, M.D.Fremont, CA 945381922054311

Common questions

What is Jeffrey Yang, MD's NPI number?

Jeffrey Yang, MD's National Provider Identifier (NPI) is 1619331949, issued on Apr 12, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey Yang, MD located?

The NPPES record lists a practice address at 39400 Paseo Padre Pkwy, Fremont, CA, 94538. Phone: (510) 248-3000. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey Yang, MD's license?

NPPES lists California license number A167328, 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.