Nielson Reyes, M. D.
NPI 1356588818 · General Practice Physician · Arecibo, PR
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nielson Reyes, M. D. is a General Practice Physician provider in Arecibo, PR (NPI 1356588818).
Provider details
- NPI number
- 1356588818
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M. D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 17457 (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
17 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 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 93 | 40 |
| Levothyroxine Sodiumbrand: Synthroid | 70 | 25 |
| Pantoprazole Sodium | 65 | 37 |
| Losartan Potassium | 52 | 23 |
| Gabapentin | 48 | 27 |
| Metformin Hcl | 48 | 21 |
| Ketoconazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-01-20
- Last updated
- 2013-02-08
Frequently asked questions
- What is Nielson Reyes's NPI number?
- Nielson Reyes's National Provider Identifier (NPI) is 1356588818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nielson Reyes's specialty?
- Nielson Reyes is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Nielson Reyes located?
- Nielson Reyes's practice location on file with NPPES is Chalets San Lorenzo, Arecibo, PR 00612.
- What is Nielson Reyes's phone number?
- The practice phone number listed in the NPPES registry for Nielson Reyes is (787) 384-6611.
- Does Nielson Reyes accept Medicare?
- Nielson Reyes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nielson Reyes's NPI active?
- Yes — Nielson Reyes's NPI (1356588818) is active in the NPPES registry as of the last update on 2013-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.