Luis Diaz Barrios, MD.
NPI 1629159645 · Cardiovascular Disease Physician · Fajardo, PR
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Luis Diaz Barrios, MD. is a Cardiovascular Disease Physician provider in Fajardo, PR (NPI 1629159645).
Provider details
- NPI number
- 1629159645
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 8546 (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
19 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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 72 | 29 |
| Amlodipine Besylate | 57 | 25 |
| Apixabanbrand: Eliquis | 55 | 20 |
| Atorvastatin Calcium | 32 | 14 |
| Gabapentin | 31 | 13 |
| Metoprolol Succinate | 15 | — |
| Famotidine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-17
- Last updated
- 2007-07-09
Frequently asked questions
- What is Luis Diaz Barrios's NPI number?
- Luis Diaz Barrios's National Provider Identifier (NPI) is 1629159645, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Luis Diaz Barrios's specialty?
- Luis Diaz Barrios is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Luis Diaz Barrios located?
- Luis Diaz Barrios's practice location on file with NPPES is Ave. General Valero #303, Fajardo, PR 00738.
- What is Luis Diaz Barrios's phone number?
- The practice phone number listed in the NPPES registry for Luis Diaz Barrios is (787) 860-0005.
- Does Luis Diaz Barrios accept Medicare?
- Luis Diaz Barrios is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Luis Diaz Barrios's NPI active?
- Yes — Luis Diaz Barrios's NPI (1629159645) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.