NPPES file of Aug 9, 2026

Gareth Disler, MD

Student in an Organized Health Care Education/Training Program · Riverside, CA

Gareth Disler, MD is a student in an organized health care education/training program with a practice address in Riverside, California, and NPI 1922794239, issued on Apr 11, 2023. Check the license (California A197989, 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
1922794239
Name
Gareth Disler
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
License number
A197989 CA
Self-reported in NPPES; status is on the state search
Practice location
Som Education Building 900 University Ave., Riverside, CA 92521
Phone
(951) 827-9197
Enumerated
Apr 11, 2023
Record last updated
Mar 9, 2026
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 Gareth Disler 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 A197989
    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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Gareth Disler among 40,652 student in an organized health care education/training program records in California

Gareth Disler, MD is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2023, is newer than 42% of them.

  • NPI issued2023 · 42% of these records are older, 47% newer
  • In a Medicare fileNo · 16% of these records are
  • In the CMS Doctors and Clinicians fileNo · 6% of these records are
  • Record last updated2026 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

657 student in an organized health care education/training program records list a practice address in Riverside

They are 657 of the 13,893 NPPES records with a practice address in Riverside, and 40,652 student in an organized health care education/training program records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Judy Alrukby, MDRiverside, CA 925211194450932
  2. Christian Brian CaddaliRiverside, CA 925211720778715
  3. Jasmine Correa, MDRiverside, CA 925211336720184
  4. Haidar HajehRiverside, CA 925211548847940
  5. Charity HallRiverside, CA 925211104513233
  6. Omar Hernandez-CruzRiverside, CA 925211972296739
  7. Cj HutchisonRiverside, CA 925211891453841
  8. Paula Mendoza, MDRiverside, CA 925211487283602

Common questions

What is Gareth Disler, MD's NPI number?

Gareth Disler, MD's National Provider Identifier (NPI) is 1922794239, issued on Apr 11, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Gareth Disler, MD located?

The NPPES record lists a practice address at Som Education Building 900 University Ave., Riverside, CA, 92521. Phone: (951) 827-9197. Providers update this record themselves, so call before visiting.

How can I verify Gareth Disler, MD's license?

NPPES lists California license number A197989, 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.

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.