Elfren Colon, MD
NPI 1528265030 · Anesthesiology Physician · San Juan, PR
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elfren Colon, MD is a Anesthesiology Physician provider in San Juan, PR (NPI 1528265030).
Provider details
- NPI number
- 1528265030
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 16042 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$143 across 2 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
- 2007-06-28
- Last updated
- 2010-12-10
Frequently asked questions
- What is Elfren Colon's NPI number?
- Elfren Colon's National Provider Identifier (NPI) is 1528265030, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elfren Colon's specialty?
- Elfren Colon is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Elfren Colon located?
- Elfren Colon's practice location on file with NPPES is Anestesiologia Rcm, San Juan, PR 00929-0134.
- What is Elfren Colon's phone number?
- The practice phone number listed in the NPPES registry for Elfren Colon is (787) 758-0640.
- Does Elfren Colon accept Medicare?
- Elfren Colon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elfren Colon's NPI active?
- Yes — Elfren Colon's NPI (1528265030) is active in the NPPES registry as of the last update on 2010-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.