United Endocrinology Services
NPI 1760969109 · Endocrinology, Diabetes & Metabolism Physician · San Juan, PR
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
United Endocrinology Services is a Endocrinology, Diabetes & Metabolism Physician organization in San Juan, PR (NPI 1760969109).
Provider details
- NPI number
- 1760969109
- Entity type
- Organization
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Marielly Sierra Mercado, President(787) 518-0478
- License
- 19192 (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
7 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
- 2018-07-27
- Last updated
- 2018-07-27
Frequently asked questions
- What is United Endocrinology Services's NPI number?
- United Endocrinology Services's National Provider Identifier (NPI) is 1760969109, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is United Endocrinology Services?
- United Endocrinology Services is classified in the NPPES registry as Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is United Endocrinology Services located?
- United Endocrinology Services's practice location on file with NPPES is U3 Carretera 21, San Juan, PR 00921.
- What is United Endocrinology Services's phone number?
- The practice phone number listed in the NPPES registry for United Endocrinology Services is (787) 518-0478.
- Does United Endocrinology Services accept Medicare?
- United Endocrinology Services is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for United Endocrinology Services?
- The authorized official listed on United Endocrinology Services's NPPES record is Marielly Sierra Mercado, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is United Endocrinology Services's NPI active?
- Yes — United Endocrinology Services's NPI (1760969109) is active in the NPPES registry as of the last update on 2018-07-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.