Hector Santos Rivera, M.D
NPI 1336183532 · Internal Medicine Physician · Cayey, PR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hector Santos Rivera, M.D is a Internal Medicine Physician provider in Cayey, PR (NPI 1336183532).
Provider details
- NPI number
- 1336183532
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- 5473 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 177 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,586 | 261 |
| Gabapentin | 1,137 | 167 |
| Losartan Potassium | 994 | 165 |
| Omeprazole | 870 | 144 |
| Levothyroxine Sodium | 849 | 124 |
| Famotidine | 786 | 121 |
| Amlodipine Besylate | 703 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$118 across 5 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
- 2006-06-16
- Last updated
- 2014-01-02
Frequently asked questions
- What is Hector Santos Rivera's NPI number?
- Hector Santos Rivera's National Provider Identifier (NPI) is 1336183532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hector Santos Rivera's specialty?
- Hector Santos Rivera is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hector Santos Rivera located?
- Hector Santos Rivera's practice location on file with NPPES is 7, Baldorioty Ave., Cayey, PR 00736.
- What is Hector Santos Rivera's phone number?
- The practice phone number listed in the NPPES registry for Hector Santos Rivera is (787) 738-6444.
- Does Hector Santos Rivera accept Medicare?
- Hector Santos Rivera is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hector Santos Rivera's NPI active?
- Yes — Hector Santos Rivera's NPI (1336183532) is active in the NPPES registry as of the last update on 2014-01-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.