Tomas Gabriel Rios, M.D.
Internal Medicine Physician · Houston, TX
Tomas Gabriel Rios, M.D. is an internal medicine physician with a practice address in Houston, Texas, and NPI 1952657876, issued on Jul 29, 2012. Check the license (Texas Q2700, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Tomas Gabriel Rios
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- Q2700 TX
Self-reported in NPPES; status is on the state search - Practice location
- 3899 Southwest Fwy, Houston, TX 77027
- Phone
- (323) 239-2308
- Enumerated
- Jul 29, 2012
- Record last updated
- Oct 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (713) 481-0839
- Medicare enrollment
- Enrolled (PECOS I20150224000683); accepts Medicare assignment
- Medical or professional school
- Saint Louis University School Of Medicine, 2010
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 3899 Southwest Fwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carolina Aceves, FNP-CFamily Nurse Practitioner1063094985
- Nathaniel Geron, PA-CPhysician Assistant1942688684
- Nicolin Neal, M.D.Internal Medicine Physician1407103799
Verify Tomas Gabriel Rios in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q2700Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average internal medicine physician in 2024
964 Medicare Part D claims for 181 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 13 claims were for opioids.
Most prescribed
- Losartan Potassium40 claims
- Metformin Hcl37 claims
- Ciprofloxacin Hcl34 claims
- Amoxicillin-Clavulanate Potass31 claims
- Atorvastatin Calcium28 claims
- Lisinopril27 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.
Bills Medicare through one group practice
- Rios Healthcare Associates PLLCHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tomas Gabriel Rios among 9,175 internal medicine physician records in Texas
Tomas Gabriel Rios, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 63% of them.
- NPI issued2012 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2010 · median 2004 among the 6,088 with a school on file
- Record last updated2021 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,488 internal medicine physician records list a practice address in Houston
They are 1,488 of the 61,221 NPPES records with a practice address in Houston, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Houston → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Srijhansi Adusumilli, M.D.Houston, TX 770271144260944
- Shezi Ali-Kirmani, MDHouston, TX 770271235123811
- Rene Del Valle, MDHouston, TX 770271669419966
- Michael Eisenberg, M.D.Houston, TX 770271609817162
- Nam Hoang, M.D.Houston, TX 770271578563524
- Terence Holmes, M.D.Houston, TX 770271134106651
- Scott Lisse, MDHouston, TX 770271346245818
- Shi-Tze Lu, M.D.Houston, TX 770271215932900
Common questions
What is Tomas Gabriel Rios, M.D.'s NPI number?
Tomas Gabriel Rios, M.D.'s National Provider Identifier (NPI) is 1952657876, issued on Jul 29, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Tomas Gabriel Rios, M.D. located?
The NPPES record lists a practice address at 3899 Southwest Fwy, Houston, TX, 77027. Phone: (323) 239-2308. Providers update this record themselves, so call before visiting.
How can I verify Tomas Gabriel Rios, M.D.'s license?
NPPES lists Texas license number Q2700, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Tomas Gabriel Rios, M.D. prescribe under Medicare Part D?
In 2024, Tomas Gabriel Rios, M.D. had 964 Medicare Part D claims for 181 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.