Norma Rivera-Opio, M.D.
NPI 1093767410 · Internal Medicine Physician · Houston, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Norma Rivera-Opio, M.D. is a Internal Medicine Physician provider in Houston, TX (NPI 1093767410).
Provider details
- NPI number
- 1093767410
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- L2602 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
321 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Residence Visit for Established Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99350 | 157 | $185 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 77 | $92 |
| Residence Visit for New Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 75 Minutes99345 | 29 | $201 |
| Administration and Interpretation of Patient-Focused Health Risk Assessment96160 | 21 | $3 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 20 | $129 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 159 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 578 | 189 |
| Metformin Hcl | 573 | 191 |
| Rosuvastatin Calcium | 547 | 195 |
| Amlodipine Besylate | 403 | 126 |
| Lisinopril | 395 | 131 |
| Levothyroxine Sodium | 274 | 84 |
| Alendronate Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$323 across 17 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-16
- Last updated
- 2026-02-12
- Certified
- 2026-02-12
Frequently asked questions
- What is Norma Rivera-Opio's NPI number?
- Norma Rivera-Opio's National Provider Identifier (NPI) is 1093767410, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Norma Rivera-Opio's specialty?
- Norma Rivera-Opio is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Norma Rivera-Opio located?
- Norma Rivera-Opio's practice location on file with NPPES is 509 W Tidwell Rd Ste 200, Houston, TX 77091-4356.
- What is Norma Rivera-Opio's phone number?
- The practice phone number listed in the NPPES registry for Norma Rivera-Opio is (713) 691-7490.
- Does Norma Rivera-Opio accept Medicare?
- Norma Rivera-Opio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Norma Rivera-Opio's NPI active?
- Yes — Norma Rivera-Opio's NPI (1093767410) is active in the NPPES registry as of the last update on 2026-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.