Guillermo A Alvarez, MD - Medicare Internal Medicine in Moca, PR

Guillermo A Alvarez, MD is a medicare enrolled "Internal Medicine" physician in Moca, Puerto Rico. His current practice location is Moca Medical Plaza, Carr 110 Km 5.2 Bo Pueblo, Moca, Puerto Rico. You can reach out to his office (for appointments etc.) via phone at (787) 877-6103.

Guillermo A Alvarez is licensed to practice in Puerto Rico (license number 18845) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1063820355.

Contact Information

Guillermo A Alvarez, MD
Moca Medical Plaza, Carr 110 Km 5.2 Bo Pueblo,
Moca, PR 00676
(787) 877-6103
(787) 877-9400

Map and Direction




Physician's Profile

Full NameGuillermo A Alvarez
GenderMale
SpecialityInternal Medicine
LocationMoca Medical Plaza, Moca, Puerto Rico
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1063820355
  • Provider Enumeration Date: 07/30/2014
  • Last Update Date: 01/02/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 2567778996
  • Enrollment ID: I20150901000123

Medical Identifiers

Medical identifiers for Guillermo A Alvarez such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1063820355NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208D00000XGeneral Practice 18845 (Puerto Rico)Secondary
390200000XStudent In An Organized Health Care Education/training Program 18845 (Puerto Rico)Secondary
207R00000XInternal Medicine 18845 (Puerto Rico)Primary

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Guillermo A Alvarez is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Guillermo A Alvarez, MD
Hc 9 Box 12378,
Aguadilla, PR 00603

Ph: (954) 812-1881
Guillermo A Alvarez, MD
Moca Medical Plaza, Carr 110 Km 5.2 Bo Pueblo,
Moca, PR 00676

Ph: (787) 877-6103

Reviews and Comments


Internal Medicine Doctors in Moca, PR

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Dr. Xavier Colon Rivera, M.D.
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Phone: 939-262-8260    
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Angel Romero Santiago, MD
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Practice Location: Carr 111 Km 8.0 Bo Voladoras, Moca, PR 00676
Phone: 787-877-1725    Fax: 787-877-1725

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.