NPPES file of Aug 9, 2026

John M. Carethers, M.D.

Gastroenterology Physician · La Jolla, CA

John M. Carethers, M.D. is a gastroenterology physician with a practice address in La Jolla, California, and NPI 1518048990, issued on Oct 18, 2006. Check the license (California G081894, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1518048990
Name
John M. Carethers
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
G081894 CA
4301059491 MI
Self-reported in NPPES; status is on the state search
Practice location
9350 Campus Point Dr, La Jolla, CA 92037
Phone
(800) 926-8273
Enumerated
Oct 18, 2006
Record last updated
Jun 28, 2024
Medicare enrollment
Enrolled (PECOS I20240708001394); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 1985
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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Also registered at 9350 Campus Point Dr

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

  1. Kelley Becherer, DPTOrthopedic Physical Therapist1306219472
  2. Harriet Bielawski, M.D.Family Medicine Physician1962474049
  3. Laurel Branch, MDGastroenterology Physician1912437617
  4. Catherine Burgess, PT, DPT, OCSSpecialist1205287687
  5. Michelle Cacho, PTPhysical Therapist1043802465
  6. Lynette Cederquist, M.D.Internal Medicine Physician1568498095

Verify John M. Carethers in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G081894
    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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Bills Medicare through one group practice

  1. Regents OF The University OF CaliforniaLa Jolla, CA

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

Gastroenterology Physician providers in California

There are 2,140 gastroenterology physician records in California.

Other gastroenterology physician records in California

  1. David Aarons, MDLodi, CA1619081379
  2. Constante Abaya, MDOxnard, CA1003918459
  3. Sadeea Abbasi, M.D., PH.D.Los Angeles, CA1366713513
  4. Basim Abdelkarim, MDUpland, CA1932217544
  5. Homan Abdollahzadeh, MDPalm Springs, CA1184634826
  6. John Abdulian, M.D.Fresno, CA1437114113
  7. Hussein Abidali, DORancho Cucamonga, CA1205274768
  8. Alaa Abousaif, MDOrange, CA1235124108
  9. Donald Abrahm, M.D.Newport Beach, CA1215022405
  10. Maria Abreu, M.D.West Hollywood, CA1598793374

Common questions

What is John M. Carethers, M.D.'s NPI number?

John M. Carethers, M.D.'s National Provider Identifier (NPI) is 1518048990, issued on Oct 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John M. Carethers, M.D. located?

The NPPES record lists a practice address at 9350 Campus Point Dr, La Jolla, CA, 92037. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.

How can I verify John M. Carethers, M.D.'s license?

NPPES lists California license number G081894, 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.

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.

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.