Nelson Rivera Rivera, M.D.
NPI 1700875861 · Internal Medicine Physician · Villalba, PR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nelson Rivera Rivera, M.D. is a Internal Medicine Physician provider in Villalba, PR (NPI 1700875861).
Provider details
- NPI number
- 1700875861
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 8828 (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
20 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-20
- Last updated
- 2020-04-14
- Certified
- 2020-04-14
Frequently asked questions
- What is Nelson Rivera Rivera's NPI number?
- Nelson Rivera Rivera's National Provider Identifier (NPI) is 1700875861, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nelson Rivera Rivera's specialty?
- Nelson Rivera Rivera is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nelson Rivera Rivera located?
- Nelson Rivera Rivera's practice location on file with NPPES is 1 Calle Figueroa, Villalba, PR 00766-2226.
- What is Nelson Rivera Rivera's phone number?
- The practice phone number listed in the NPPES registry for Nelson Rivera Rivera is (178) 784-7777.
- Does Nelson Rivera Rivera accept Medicare?
- Nelson Rivera Rivera is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nelson Rivera Rivera's NPI active?
- Yes — Nelson Rivera Rivera's NPI (1700875861) is active in the NPPES registry as of the last update on 2020-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.