Registry data as of Aug 27, 2026

David Larsen, M. A., A.T., C.

Athletic Trainer · Santa Clarita, CA

David Larsen, M. A., A.T., C. is an athletic trainer with a practice address in Santa Clarita, California, and NPI 1659764074, issued on Mar 10, 2015. Check the license (California 129102398, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1659764074
Name
David Larsen
Credential
M. A., A.T., C.
Primary taxonomy
Athletic Trainer 2255A2300X
License number
129102398 CA
Self-reported in NPPES; status is on the state search
Practice location
21726 Placerita Canyon RD, Santa Clarita, CA 91321
Phone
(661) 362-2764
Enumerated
Mar 10, 2015
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.
Download card Updates feed

Also registered at 21726 Placerita Canyon RD

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

  1. Nathanael Akin, MS, ATCAthletic Trainer1477080778
  2. Spenser Bowers, MSC,ATC, CESAthletic Trainer1346643111
  3. Erica Fyfe, MS, ATCAthletic Trainer1629664248

Verify David Larsen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 129102398
    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
Find 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

Athletic Trainer providers in California

There are 2,898 athletic trainer records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other athletic trainer records in California

  1. Karin Aaltonen, DACHM, L.AC, ATCLos Angeles, CA1467817924
  2. Katie Aanerud, ATCMorro Bay, CA1619386760
  3. Joann AbadTulare, CA1639745433
  4. Raghad AbbasSan Bernardino, CA1588424436
  5. Alyssa Abdelnour, MDSan Bernardino, CA1417717885
  6. Kevin AbdelnourSacramento, CA1194240630
  7. Thomas Abdenour, ATCOakland, CA1356313035
  8. Britney Abe, MA, ATC, CEISModesto, CA1316450380
  9. Franz AbellonHuntington Beach, CA1194290445
  10. Cindy AboudLong Beach, CA1124521034

Common questions

What is David Larsen, M. A., A.T., C.'s NPI number?

David Larsen, M. A., A.T., C.'s National Provider Identifier (NPI) is 1659764074, issued on Mar 10, 2015. An NPI identifies a provider in billing; it is not a license.

Where is David Larsen, M. A., A.T., C. located?

The NPPES record lists a practice address at 21726 Placerita Canyon RD, Santa Clarita, CA, 91321. Phone: (661) 362-2764. Providers update this record themselves, so call before visiting.

How can I verify David Larsen, M. A., A.T., C.'s license?

NPPES lists California license number 129102398, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.