Doctor profile · Federal record

Dr. Guillermo Alvarez, MD

Internal Medicine Physician (CMS: General Practice) · General Practice Physician · Student in an Organized Health Care Education/Training Program · Moca, PR

  • NPI 1063820355
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Moca Medical Plaza, Carr 110 Km 5.2 Bo Pueblo
Moca, PR 00676
(787) 877-6103
fax (787) 877-9400
Mailing address
Hc 9 Box 12378
Aguadilla, PR 00603

Credentials & registration

NPPES · NUCC
NPI registered
July 2014 — 12 yrs on file
Profile last updated
January 2, 2024
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Puerto Rico #18845

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063820355. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $125.00

By nature of payment

Food and Beverage
$125

Frequently asked questions

Auto-generated from federal data
What is Dr. Guillermo Alvarez's medical specialty?
Dr. Guillermo Alvarez practices Internal Medicine Physician in Moca, PR.
Where does Dr. Guillermo Alvarez practice?
Dr. Guillermo Alvarez practices at Moca Medical Plaza, Moca, PR 00676. Office phone: 7878776103.
What is Dr. Guillermo Alvarez's NPI?
Dr. Guillermo Alvarez's National Provider Identifier (NPI) is 1063820355, issued by NPPES.
Does Dr. Guillermo Alvarez accept Medicare assignment?
Yes. Dr. Guillermo Alvarez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.