Nelson Guilbe Gaston, MD
NPI 1942217104 · Anesthesiology Physician · San Juan, PR
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nelson Guilbe Gaston, MD is a Anesthesiology Physician provider in San Juan, PR (NPI 1942217104).
Provider details
- NPI number
- 1942217104
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 12950 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-01
- Last updated
- 2013-08-08
Frequently asked questions
- What is Nelson Guilbe Gaston's NPI number?
- Nelson Guilbe Gaston's National Provider Identifier (NPI) is 1942217104, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nelson Guilbe Gaston's specialty?
- Nelson Guilbe Gaston is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Nelson Guilbe Gaston located?
- Nelson Guilbe Gaston's practice location on file with NPPES is 1785 Carr 21, San Juan, PR 00921-3399.
- What is Nelson Guilbe Gaston's phone number?
- The practice phone number listed in the NPPES registry for Nelson Guilbe Gaston is (787) 782-8389.
- Does Nelson Guilbe Gaston accept Medicare?
- Nelson Guilbe Gaston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nelson Guilbe Gaston's NPI active?
- Yes — Nelson Guilbe Gaston's NPI (1942217104) is active in the NPPES registry as of the last update on 2013-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.