Doctor profile · Federal record

Dr. Carlos Alvarez, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Pediatric Emergency Medicine (Emergency Medicine) Physician · Pediatrics Physician · Pediatric Adolescent Medicine Physician · San Juan, PR

  • NPI 1811956519
  • Accepts Medicare
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Hospital Ashford, 1451 Ashford Ave Condado
San Juan, PR 00907
(787) 722-6004
fax (787) 722-6003
Mailing address
Po Box 11913
San Juan, PR 009221913

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
December 31, 2015
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Puerto Rico #6893

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811956519. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
516
Distinct HCPCS
3
Medicare allowed
$34,640
HCPCS Description Services Patients Avg allowed
99283 Emergency department visit with low level of medical decision making 459 392 $71
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 43 43 $8
99284 Emergency department visit with moderate level of medical decision making 14 14 $119

In context: peer comparison

Among 14 peers in San Juan Emergency Medicine Physician, average services per provider: 73. This provider delivers 7.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$122
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, INC 3 $92.43
Merck Sharp & Dohme LLC 1 $30.00

By nature of payment

Food and Beverage
$122

Frequently asked questions

Auto-generated from federal data
What is Dr. Carlos Alvarez's medical specialty?
Dr. Carlos Alvarez practices Emergency Medicine Physician in San Juan, PR.
Where does Dr. Carlos Alvarez practice?
Dr. Carlos Alvarez practices at Hospital Ashford, San Juan, PR 00907. Office phone: 7877226004.
What is Dr. Carlos Alvarez's NPI?
Dr. Carlos Alvarez's National Provider Identifier (NPI) is 1811956519, issued by NPPES.
Does Dr. Carlos Alvarez accept Medicare assignment?
Yes. Dr. Carlos Alvarez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carlos Alvarez commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with low level of medical decision making (HCPCS 99283); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.