United Endocrinology Services - Medicare Primary Care in San Juan, PR

United Endocrinology Services is a medicare enrolled primary clinic (Internal Medicine - Endocrinology, Diabetes & Metabolism) in San Juan, Puerto Rico. The current practice location for United Endocrinology Services is U3 Carretera 21, Urbanizacion Las Lomas, San Juan, Puerto Rico. For appointments, you can reach them via phone at (787) 518-0478. The mailing address for United Endocrinology Services is Po Box 366791, San Juan, Puerto Rico and phone number is (787) 518-0478.

United Endocrinology Services is licensed to practice in Puerto Rico (license number 19192). The clinic also participates in the medicare program and its NPI number is 1760969109. This medical practice accepts medicare insurance (which means this clinic accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance). However, please confirm if they accept your insurance at (787) 518-0478.

Contact Information

United Endocrinology Services
U3 Carretera 21
Urbanizacion Las Lomas
San Juan
PR 00921
(787) 518-0478
Not Available

Map and Direction


Primary Care Clinic Profile

Full NameUnited Endocrinology Services
SpecialityInternal Medicine
LocationU3 Carretera 21, San Juan, Puerto Rico
Authorized Official Name and PositionMarielly Sierra Mercado (PRESIDENT)
Authorized Official Contact7875180478
Accepts Medicare InsuranceYes. This clinic participates in medicare program and accept medicare insurance.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
United Endocrinology Services
Po Box 366791
San Juan
PR 00936-6791

Ph: (787) 518-0478
United Endocrinology Services
U3 Carretera 21
Urbanizacion Las Lomas
San Juan
PR 00921

Ph: (787) 518-0478

NPI Details:

NPI Number1760969109
Provider Enumeration Date07/27/2018
Last Update Date07/27/2018

Medicare PECOS Information:

Medicare PECOS PAC ID0244578300
Medicare Enrollment IDO20190214002376

Medical Identifiers

Medical identifiers for United Endocrinology Services such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1760969109NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism 19192 (Puerto Rico)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. United Endocrinology Services acts as a billing entity for following providers:
Provider NameMarielly Sierra Mercado
Provider TypePractitioner - Endocrinology
Provider IdentifiersNPI Number: 1013258482
PECOS PAC ID: 1153669213
Enrollment ID: I20190214002620

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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.