NPPES file of Aug 9, 2026

Tina He Yun, M.D.

Family Medicine Physician · Claremont, CA

Tina He Yun, M.D. is a family medicine physician with a practice address in Claremont, California, and NPI 1073047270, issued on Apr 13, 2017. Check the license (California A160636, 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
1073047270
Name
Tina He Yun
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A160636 CA
Self-reported in NPPES; status is on the state search
Practice location
1601 Monte Vista Ave Ste 100, Claremont, CA 91711
Phone
(909) 630-7938
Enumerated
Apr 13, 2017
Record last updated
Feb 25, 2026
Fax
(909) 469-2118
Medicaid ID
1073047270 CA
Medicare enrollment
Enrolled (PECOS I20200707002481); may accept Medicare assignment
Medical or professional school
Loma Linda University School Of Medicine, 2017
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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8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →

Also registered at 1601 Monte Vista Ave Ste 100

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

  1. Victor Alvarez Casillas, SA-C, M.D.(IMG)Family Medicine Physician1104111566
  2. Thuy BachPhysician Assistant1912443086
  3. Janae HarrisFamily Nurse Practitioner1003469693
  4. Millie Mae Hathaway, DOFamily Medicine Physician1043847627
  5. Lester Holstein, MDFamily Medicine Physician1720088792
  6. Jeffrey Ijadi, MDSports Medicine (Family Medicine) Physician1134415854

Verify Tina He Yun in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A160636    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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25% fewer Medicare Part D claims than the average family medicine physician in 2024

2,674 Medicare Part D claims for 326 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 27 claims were for opioids.

  1. Tina Yun2,674
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium241 claims
  2. Levothyroxine Sodium120 claims
  3. Eliquis119 claims
  4. Amlodipine Besylate116 claims
  5. Lisinopril105 claims
  6. Losartan Potassium93 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 2 group practices

  1. Congregational HomesPomona, CA
  2. Premier Family Medicine Associates, IncClaremont, CA

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

Tina He Yun among 17,133 family medicine physician records in California

Tina He Yun, M.D. 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
  • Graduated2017 · median 2005 among the 10,652 with a school on file
  • Record last updated2026 · 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).

34 family medicine physician records list a practice address in Claremont

They are 34 of the 800 NPPES records with a practice address in Claremont, and 17,133 family medicine physician records in California.

All 17,133 in California → Every provider in Claremont → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Alan Bergen, M.D.Claremont, CA 917111700022118
  2. Javier Chang, M.D.Claremont, CA 917111558565366
  3. Jennie Ho, M.D.Claremont, CA 917111013082403
  4. Lester Holstein, MDClaremont, CA 917111720088792
  5. Robyn Jacoby, DOClaremont, CA 917111487623575
  6. Mary Kasem, MDClaremont, CA 917111982639993
  7. Yen Lai, MDClaremont, CA 917111033110671
  8. Paul Orr, M.D.Claremont, CA 917111417950221

Common questions

What is Tina He Yun, M.D.'s NPI number?

Tina He Yun, M.D.'s National Provider Identifier (NPI) is 1073047270, issued on Apr 13, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Tina He Yun, M.D. located?

The NPPES record lists a practice address at 1601 Monte Vista Ave Ste 100, Claremont, CA, 91711. Phone: (909) 630-7938. Providers update this record themselves, so call before visiting.

How can I verify Tina He Yun, M.D.'s license?

NPPES lists California license number A160636, 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 Tina He Yun, M.D. prescribe under Medicare Part D?

In 2024, Tina He Yun, M.D. had 2,674 Medicare Part D claims for 326 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.