Benny Nieves-Matias, M.D.
NPI 1669874681 · General Practice Physician · Guaynabo, PR
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benny Nieves-Matias, M.D. is a General Practice Physician provider in Guaynabo, PR (NPI 1669874681).
Provider details
- NPI number
- 1669874681
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 18893 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 71 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 230 | 46 |
| Omeprazole | 197 | 33 |
| Atorvastatin Calcium | 192 | 48 |
| Simvastatin | 179 | 44 |
| Losartan Potassium | 147 | 31 |
| Famotidine | 144 | 64 |
| Metformin Hcl | 134 | 32 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-09-22
- Last updated
- 2014-09-22
Frequently asked questions
- What is Benny Nieves-Matias's NPI number?
- Benny Nieves-Matias's National Provider Identifier (NPI) is 1669874681, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benny Nieves-Matias's specialty?
- Benny Nieves-Matias is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Benny Nieves-Matias located?
- Benny Nieves-Matias's practice location on file with NPPES is Carr. 199, Km 1.2, Guaynabo, PR 00969.
- What is Benny Nieves-Matias's phone number?
- The practice phone number listed in the NPPES registry for Benny Nieves-Matias is (787) 740-8787.
- Does Benny Nieves-Matias accept Medicare?
- Benny Nieves-Matias is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benny Nieves-Matias's NPI active?
- Yes — Benny Nieves-Matias's NPI (1669874681) is active in the NPPES registry as of the last update on 2014-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.