CARLTON WAYNE THOMAS JR. M.D.
NPI 1205881398
Internal Medicine - Gastroenterology in San Diego, CA

Q: What is Carlton Thomas's NPI number?

The NPI number for Carlton Thomas is 1205881398. It was assigned to this individual provider in the NPPES registry on May 24, 2006.

Q: What is Carlton Thomas's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Carlton Thomas was last updated on December 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 24, 2006PECOS EnrolledAccepts Medicare Assignment

292 EUCLID AVE STE 115, SAN DIEGO, CA 92114(619) 266-3332(619) 266-6000 Get Directions Write a Review

NPPES record last updated: December 22, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Carlton Wayne Thomas Jr. M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CARLTON WAYNE THOMAS JR. M.D. (NPI 1205881398) is an individual gastroenterology provider in San Diego, California, licensed in California (00A88112) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Medical University Of South Carolina College Of Medicine (1998).

NPPES Registry Identity

NPI1205881398

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameCARLTON WAYNE THOMAS JR.Credential: M.D.

Location Address292 EUCLID AVE STE 115San Diego, CA 92114-3629

Mailing Address35900 Bob Hope Dr, Ste 275Rancho Mirage, CA 92270-1766 · (760) 321-2500 · Fax (760) 321-5720

Phone(619) 266-3332

Fax(619) 266-6000

Sole ProprietorNo

Medical School CMSMedical University Of South Carolina College Of MedicineGraduated 1998

Enumeration DateMay 24, 2006

Last NPPES UpdateDecember 22, 2020

NPPES CertifiedDecember 22, 2020

✔ NPI 1205881398 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in CA · 00A88112

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

292 EUCLID AVE STE 115, San Diego, CA 92114

Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Carlton Wayne Thomas Jr. M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5092779371

PECOS Enrollment IDI20041116000941

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Carlton Thomas reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Digestive Disease Associates, Inc

Same address

Specialist

292 EUCLID AVE, STE 115
San Diego, CA 92114

Reassigned Medicare billing, California enrollment
13 clinicians in this Medicare group

NPI 1073699971 (619) 266-3332

Scripps Health

5.2 mi

Family Medicine

501 WASHINGTON ST, SUITE 525/600
San Diego, CA 92103

Reassigned Medicare billing, California enrollment
1,598 clinicians in this Medicare group

NPI 1881636108 (619) 278-3301

On Call Specialists Medical Group Of San Diego, Inc.

5.3 mi

Specialist

4077 FIFTH AVE
San Diego, CA 92103

Reassigned Medicare billing, California enrollment
218 clinicians in this Medicare group

NPI 1962175836 (619) 294-8111

Emergency And Acute Care Medical Corporation

7.5 mi

Emergency Medicine

7901 FROST ST
San Diego, CA 92123

Reassigned Medicare billing, California enrollment
1,437 clinicians in this Medicare group

NPI 1437103942 (858) 939-3400

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

127 services127 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

112 services89 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

81 services79 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

37 services37 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

31 services31 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

20 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92114 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$140.22 typical visit price

range $62.10 – $184.71

Typical copayment $35.05 (range $15.52 – $46.17)

Most-billed visit code 99204

Established Patient

$108.42 typical visit price

range $20.62 – $151.42

Typical copayment $27.10 (range $5.15 – $37.85)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MA KARLA KRISTINA MENDOZA ENGINCO NP

Nurse Practitioner (Family)