NPPES file of Aug 9, 2026

Larry Besong

Registered Respiratory Therapist · Walnut, CA

Larry Besong is a registered respiratory therapist with a practice address in Walnut, California, and NPI 1003399106, issued on Sep 13, 2018. Check the license (California 12035, 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, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003399106
Name
Larry Besong
Primary taxonomy
Registered Respiratory Therapist 227900000X
License number
12035 CA
Self-reported in NPPES; status is on the state search
Practice location
22285 Roundup Dr, Walnut, CA 91789
Phone
(909) 973-7617
Enumerated
Sep 13, 2018
Record last updated
Sep 13, 2018 (not updated in 8 years: call before relying on the address or phone)
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.
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Verify Larry Besong 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 12035    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

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Registered Respiratory Therapist providers in California

There are 1,082 registered respiratory therapist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,082 in California → Every provider in Walnut →

Other registered respiratory therapist records in California

  1. Cecille Abeleda, RCP, RRTWoodland Hills, CA1316424872
  2. Arlene Abellana, RCP,RRT,RPSGTSacramento, CA1942771704
  3. Monet Adams, RRT, RPSGTSacramento, CA1811561939
  4. Shalleymar AgitoLos Angeles, CA1649850694
  5. Raul AguilarLos Angeles, CA1407331432
  6. Roberto AguiluzLos Angeles, CA1184102675
  7. Kristine Aguirre, RRTSouth San Francisco, CA1528539996
  8. Michael Ahmu, RRTSan Diego, CA1922588169
  9. Sarah Akin, RCPModesto, CA1609331370
  10. Mohammad Albedaewy, RCPHayward, CA1750851069

Common questions

What is Larry Besong's NPI number?

Larry Besong's National Provider Identifier (NPI) is 1003399106, issued on Sep 13, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Larry Besong located?

The NPPES record lists a practice address at 22285 Roundup Dr, Walnut, CA, 91789. Phone: (909) 973-7617. Providers update this record themselves, so call before visiting.

How can I verify Larry Besong's license?

NPPES lists California license number 12035, 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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.