NPPES file of Aug 9, 2026

Mike Yang, DO

Family Medicine Physician · San Francisco, CA

Mike Yang, DO is a family medicine physician with a practice address in San Francisco, California, and NPI 1467986042, issued on Apr 20, 2017. Check the license (California 20A18046, 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
1467986042
Name
Mike Yang
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A18046 CA
Self-reported in NPPES; status is on the state search
Practice location
333 1St St Ste A, San Francisco, CA 94105
Phone
(888) 803-3370
Enumerated
Apr 20, 2017
Record last updated
Oct 27, 2025
Medicare enrollment
Enrolled (PECOS I20201120000822); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 333 1St St Ste A

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

  1. Emily Acle, PA-CPhysician Assistant1265986897
  2. Camila AguilarPhysician Assistant1013785211
  3. Nawal Ahmed Khan, MDInternal Medicine Physician1962727818
  4. Rachel Akin, FNPPrimary Care Nurse Practitioner1104205871
  5. Mae Carmela AltavasFamily Nurse Practitioner1508261686
  6. Natalie Araya, P.A.Physician Assistant1578828604

Verify Mike 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 20A18046
    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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97% fewer Medicare Part D claims than the average family medicine physician in 2024

114 Medicare Part D claims for 48 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Mike Yang114
  2. Specialty average3,544

Most prescribed

  1. Ondansetron Hcl22 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. Circle Medical Care OF CaliforniaSan Francisco, CA

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

Mike Yang among 17,133 family medicine physician records in California

Mike Yang, DO is one of 17,133 family 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 2017, is newer than 79% of them.

  • NPI issued2017 · 79% of these records are older, 18% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2020 · median 2005 among the 10,652 with a school on file
  • Record last updated2025 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Family Medicine Physician providers in California

There are 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Melinda Au, DOSan Francisco, CA 941051548316482
  2. Sarah Carlson, M.D.San Francisco, CA 941051669455382
  3. Carolyn Chen, MDSan Francisco, CA 941051649203332
  4. Kwan Chun, MDSan Francisco, CA 941051801986955
  5. George Flores, MD, MPHSan Francisco, CA 941051962694596
  6. Elisa Horta, M.D., M.P.H.San Francisco, CA 941051013900653
  7. Fatimah Jah, MDSan Francisco, CA 941051063513570
  8. Suniti Kumar, M.D.San Francisco, CA 941051265450951

Common questions

What is Mike Yang, DO's NPI number?

Mike Yang, DO's National Provider Identifier (NPI) is 1467986042, issued on Apr 20, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Mike Yang, DO located?

The NPPES record lists a practice address at 333 1St St Ste A, San Francisco, CA, 94105. Phone: (888) 803-3370. Providers update this record themselves, so call before visiting.

How can I verify Mike Yang, DO's license?

NPPES lists California license number 20A18046, 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 Mike Yang, DO prescribe under Medicare Part D?

In 2024, Mike Yang, DO had 114 Medicare Part D claims for 48 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.