THOMAS RAYMOND MCCARTY III M.D., M.P.H.
NPI 1376955047
Internal Medicine - Gastroenterology in Houston, TX

Active since May 28, 2014PECOS EnrolledAccepts Medicare Assignment
6550 FANNIN ST STE 1201, HOUSTON, TX 77030(713) 441-9770 Get Directions Write a Review

NPPES record last updated: December 18, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 18, 2025, Aug 29, 2022 (2 updates tracked since 2022).

About Thomas Raymond Mccarty Iii M.d., M.p.h. NPPES

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

THOMAS RAYMOND MCCARTY III M.D., M.P.H. (NPI 1376955047) is an individual gastroenterology provider in Houston, Texas, licensed in Texas (T8596) and active in the NPI registry since May 2014. He is enrolled in Medicare PECOS, is affiliated with Houston Methodist Hospital, and is a graduate of Baylor College Of Medicine (2014).

NPPES Registry Identity

NPI1376955047
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameTHOMAS RAYMOND MCCARTY IIICredential: M.D., M.P.H.
Location Address6550 FANNIN ST STE 1201Houston, TX 77030-2740
Mailing Address6550 Fannin St Ste 1201Houston, TX 77030-2740 · (713) 441-9770
Sole ProprietorYes
Medical School CMSBaylor College Of MedicineGraduated 2014
Enumeration DateMay 28, 2014
Last NPPES UpdateDecember 18, 20252 updates tracked since enumeration
NPPES CertifiedDecember 18, 2025
NPI 1376955047 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in TX · T8596
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.
Also ListedInternal MedicineTaxonomy 207R00000X · License 56292 (CT)
6550 FANNIN ST STE 1201, Houston, TX 77030

Other Identifiers 1

Medicaid1376955047TX

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Thomas Raymond Mccarty Iii M.d., M.p.h. 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 ID1759601735
PECOS Enrollment IDI20221004000766
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.

Areas of Expertise CMS Part B claims 13

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.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
218 services124 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
170 services85 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.
91 services80 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
72 services72 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.
69 services66 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.
60 services57 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Houston Methodist Hospital

Acute Care Hospitals · Houston, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450358
Location6565 FanninHouston, TX 77030 · Harris County
Emergency services Birthing friendly

Houston Methodist Clear Lake Hospital

Acute Care Hospitals · Nassau Bay, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450709
Location18300 Houston Methodist DrNassau Bay, TX 77058 · Harris County
Emergency services Birthing friendly

Houston Methodist Sugarland Hospital

Acute Care Hospitals · Sugar Land, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450820
Location16655 Southwest FreewaySugar Land, TX 77479 · Fort Bend County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
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 16

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

Internal Medicine (Gastroenterology)
6550 FANNIN ST STE 1201
HOUSTON, TX 77030
Nurse Practitioner (Family)
6550 FANNIN ST STE 1201
HOUSTON, TX 77030
Student in an Organized Health Care Education/Training Program
6550 FANNIN ST STE 1201
HOUSTON, TX 77030
Physician Assistant
6550 FANNIN ST STE 1201
HOUSTON, TX 77030
Internal Medicine (Gastroenterology)
6550 FANNIN ST STE 1201
HOUSTON, TX 77030
Internal Medicine (Hospice and Palliative Medicine)
6550 FANNIN ST STE 1201
HOUSTON, TX 77030
Internal Medicine (Gastroenterology)
6550 FANNIN ST STE 1201
HOUSTON, TX 77030
Internal Medicine (Gastroenterology)
6550 FANNIN ST STE 1201
HOUSTON, TX 77030

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thomas Mccarty's NPI number?

The NPI number for Thomas Mccarty is 1376955047. It was assigned to this individual provider in the NPPES registry on May 28, 2014.

Where is Thomas Mccarty located?

Thomas Mccarty practices at 6550 Fannin St Ste 1201, Houston, TX 77030. The listed phone number is (713) 441-9770.

What is Thomas Mccarty's specialty?

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

Is Thomas Mccarty enrolled in Medicare?

Yes. Thomas Mccarty is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Thomas Mccarty accept?

Health plans from Community Health Choice and Molina Healthcare list Thomas Mccarty as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Thomas Mccarty affiliated with any hospitals?

According to CMS data, Thomas Mccarty is affiliated with Houston Methodist Hospital, Houston Methodist Clear Lake Hospital and Houston Methodist Sugarland Hospital.

When was this NPI record last updated?

The NPPES record for Thomas Mccarty was last updated on December 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.