Tomas Rios, M.D.
NPI 1952657876 · Internal Medicine Physician · Houston, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tomas Rios, M.D. is a Internal Medicine Physician provider in Houston, TX (NPI 1952657876).
Provider details
- NPI number
- 1952657876
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- Q2700 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,090 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 191 | $128 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 101 | $7 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 88 | $57 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 83 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 83 | $8 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 40 | 15 |
| Metformin Hcl | 37 | 14 |
| Ciprofloxacin Hcl | 34 | 26 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 31 | 27 |
| Atorvastatin Calcium | 28 | 16 |
| Lisinopril | 27 | — |
| Nirmatrelvir/Ritonavirbrand: Paxlovid |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-07-29
- Last updated
- 2021-10-28
- Certified
- 2021-10-28
Frequently asked questions
- What is Tomas Rios's NPI number?
- Tomas Rios's National Provider Identifier (NPI) is 1952657876, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tomas Rios's specialty?
- Tomas Rios is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tomas Rios located?
- Tomas Rios's practice location on file with NPPES is 3899 Southwest Fwy, Houston, TX 77027-7515.
- What is Tomas Rios's phone number?
- The practice phone number listed in the NPPES registry for Tomas Rios is (323) 239-2308.
- Does Tomas Rios accept Medicare?
- Tomas Rios is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tomas Rios's NPI active?
- Yes — Tomas Rios's NPI (1952657876) is active in the NPPES registry as of the last update on 2021-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.