Carlton Wayne Thomas, M.D.
Gastroenterology Physician · San Diego, CA
Carlton Wayne Thomas, M.D. is a gastroenterology physician with a practice address in San Diego, California, and NPI 1205881398, issued on May 24, 2006. Check the license (California 00A88112, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Carlton Wayne Thomas
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 00A88112 CA
Self-reported in NPPES; status is on the state search - Practice location
- 292 Euclid Ave Ste 115, San Diego, CA 92114
- Phone
- (619) 266-3332
- Enumerated
- May 24, 2006
- Record last updated
- Dec 22, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (619) 266-6000
- Medicare enrollment
- Enrolled (PECOS I20041116000941); accepts Medicare assignment
- Medical or professional school
- Medical University Of South Carolina College Of Medicine, 1998
- Entity
- Type 1 · individual
Also registered at 292 Euclid Ave Ste 115
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Yendry Acosta, APRNAcute Care Nurse Practitioner1396255121
- Luis Chavez, MDInternal Medicine Physician1295224905
- Xuantan ChenFamily Nurse Practitioner1760920854
- Yvonne Fermil, FNPFamily Nurse Practitioner1518086388
- Katherine Shaffer, M.D.Student in an Organized Health Care Education/Training Program1336405695
- Levon Tantoushian, DOGastroenterology Physician1730708967
Verify Carlton Wayne Thomas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 00A88112Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average gastroenterology physician in 2024
515 Medicare Part D claims for 298 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Gavilyte-C202 claims
- Omeprazole62 claims
- Pantoprazole Sodium33 claims
- Famotidine30 claims
- Dicyclomine Hcl13 claims
- Rinvoq13 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.
Industry payments in 2024: $996.07
52 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Digestive Disease Associates IncSan Diego, 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
- David Aarons, MDLodi, CA1619081379
- Constante Abaya, MDOxnard, CA1003918459
- Sadeea Abbasi, M.D., PH.D.Los Angeles, CA1366713513
- Basim Abdelkarim, MDUpland, CA1932217544
- Homan Abdollahzadeh, MDPalm Springs, CA1184634826
- John Abdulian, M.D.Fresno, CA1437114113
- Hussein Abidali, DORancho Cucamonga, CA1205274768
- Alaa Abousaif, MDOrange, CA1235124108
- Donald Abrahm, M.D.Newport Beach, CA1215022405
- Maria Abreu, M.D.West Hollywood, CA1598793374
Common questions
What is Carlton Wayne Thomas, M.D.'s NPI number?
Carlton Wayne Thomas, M.D.'s National Provider Identifier (NPI) is 1205881398, issued on May 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Carlton Wayne Thomas, M.D. located?
The NPPES record lists a practice address at 292 Euclid Ave Ste 115, San Diego, CA, 92114. Phone: (619) 266-3332. Providers update this record themselves, so call before visiting.
How can I verify Carlton Wayne Thomas, M.D.'s license?
NPPES lists California license number 00A88112, 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 Carlton Wayne Thomas, M.D. prescribe under Medicare Part D?
In 2024, Carlton Wayne Thomas, M.D. had 515 Medicare Part D claims for 298 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.
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.