NPPES file of Aug 9, 2026

Hanh Huynh Larson, D.O

Sports Medicine (Family Medicine) Physician · Chino Hills, CA

Hanh Huynh Larson, D.O is a sports medicine (family medicine) physician with a practice address in Chino Hills, California, and NPI 1447502661, issued on Oct 11, 2012. Check the license (California 20A13073, 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
1447502661
Name
Hanh Huynh Larson
Credential
D.O
Primary taxonomy
Sports Medicine (Family Medicine) Physician 207QS0010X
License number
20A13073 CA
Self-reported in NPPES; status is on the state search
Practice location
3110 Chino Ave Ste 150A, Chino Hills, CA 91709
Phone
(909) 630-7940
Enumerated
Oct 11, 2012
Record last updated
Feb 25, 2026
Fax
(909) 469-2108
Medicaid ID
1447502661 CA
Medicare enrollment
Enrolled (PECOS I20160427000741); may accept 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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8 nearest sports medicine (family medicine) physician records → All 266 in California → Look up another NPI →

Also registered at 3110 Chino Ave Ste 150A

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

  1. Ryan Agena, MDFamily Medicine Physician1891877395
  2. Margaret Galileo, P.A.-CMedical Physician Assistant1639232440
  3. Zachariah HarrisonMedical Physician Assistant1538860507
  4. Jennifer Holman, PA-CPhysician Assistant1942676663
  5. Sula Safar, DOFamily Medicine Physician1225294713

Verify Hanh Huynh Larson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A13073    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

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55% more Medicare Part D claims than the average sports medicine (family medicine) physician in 2024

1,328 Medicare Part D claims for 177 beneficiaries, against an average of 855 among the 2,237 providers of this specialty who prescribed in Part D. 12 claims were for opioids.

  1. Hanh Larson1,328
  2. Specialty average855

Most prescribed

  1. Atorvastatin Calcium82 claims
  2. Losartan Potassium52 claims
  3. Metformin Hcl44 claims
  4. Lisinopril41 claims
  5. Rosuvastatin Calcium37 claims
  6. Fluticasone Propionate34 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. Premier Family Medicine Associates, IncChino Hills, CA

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

Hanh Huynh Larson among 266 sports medicine (family medicine) physician records in California

Hanh Huynh Larson, D.O is one of 266 sports medicine (family medicine) physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 48% of them.

  • NPI issued2012 · 48% of these records are older, 46% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2012 · median 2012 among the 190 with a school on file
  • Record last updated2026 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QS0010X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sports Medicine (Family Medicine) Physician providers in California

There are 266 sports medicine (family medicine) physician records in California.

All 266 in California → Every provider in Chino Hills → Sports Medicine (Family Medicine) Physician nationwide →

The 8 sports medicine (family medicine) physician records with the nearest ZIP codes

  1. Jay Shah, DOChino Hills, CA 917091023464336
  2. Jeffrey Ijadi, MDClaremont, CA 917111134415854
  3. Charles Camarata, MDChula Vista, CA 919101316106396
  4. Rudolph-Bear Gamboa, M.D.Chula Vista, CA 919101902847932
  5. Grant Neifeld, M.D.La Mesa, CA 919421215900683
  6. Ravishankar Rao, M.D.La Mesa, CA 919421154617306
  7. Andrew Blecher, M.D.Van Nuys, CA 914051013953520
  8. Richard Spelts, D.O.Van Nuys, CA 914051437240355

Common questions

What is Hanh Huynh Larson, D.O's NPI number?

Hanh Huynh Larson, D.O's National Provider Identifier (NPI) is 1447502661, issued on Oct 11, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Hanh Huynh Larson, D.O located?

The NPPES record lists a practice address at 3110 Chino Ave Ste 150A, Chino Hills, CA, 91709. Phone: (909) 630-7940. Providers update this record themselves, so call before visiting.

How can I verify Hanh Huynh Larson, D.O's license?

NPPES lists California license number 20A13073, 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 Hanh Huynh Larson, D.O prescribe under Medicare Part D?

In 2024, Hanh Huynh Larson, D.O had 1,328 Medicare Part D claims for 177 beneficiaries; the average among sports medicine (family medicine) physician prescribers was 855. 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.