Luis Negron, M.D.
NPI 1891850608 · Specialist · San Juan, PR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Luis Negron, M.D. is a Specialist provider in San Juan, PR (NPI 1891850608).
Provider details
- NPI number
- 1891850608
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 9158 (PR)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 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 · 51 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 119 | 34 |
| Gabapentin | 104 | 24 |
| Glimepiride | 76 | 18 |
| Metformin Hcl | 70 | 17 |
| Famotidine | 70 | 22 |
| Pantoprazole Sodium | 69 | 17 |
| Montelukast Sodium | 69 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$66 across 3 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
- 2006-12-22
- Last updated
- 2007-07-09
Frequently asked questions
- What is Luis Negron's NPI number?
- Luis Negron's National Provider Identifier (NPI) is 1891850608, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Luis Negron's specialty?
- Luis Negron is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Luis Negron located?
- Luis Negron's practice location on file with NPPES is 21street S-3 #2 Las Lomas, San Juan, PR 00921.
- What is Luis Negron's phone number?
- The practice phone number listed in the NPPES registry for Luis Negron is (787) 781-5440.
- Does Luis Negron accept Medicare?
- Luis Negron is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Luis Negron's NPI active?
- Yes — Luis Negron's NPI (1891850608) 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.