Doctor profile · Federal record

Dr. Alexander Rios, M.D

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

  • NPI 1548550619
  • Accepts Medicare
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
University District Hospital, Puerto Rico Medical Center Bo. Monacillos
San Juan, PR 009350001
(787) 754-0101
Mailing address
Po Box 21116
San Juan, PR 009281116

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
April 13, 2016
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Virginia #0101258806

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548550619. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
465
Distinct HCPCS
3
Medicare allowed
$43,289
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 211 203 $170
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 204 187 $8
99284 Emergency department visit with moderate level of medical decision making 50 48 $117

In context: peer comparison

Among 14 peers in this city , average services per provider: 73. This provider delivers 6.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
24
Patients
24
Total drug cost
$92
Drug Type Claims Patients Total cost
Tramadol Hcl Generic 13 13 $22
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 11 11 $70

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Rios's medical specialty?
Dr. Alexander Rios practices Emergency Medicine Physician in San Juan, PR.
Where does Dr. Alexander Rios practice?
Dr. Alexander Rios practices at University District Hospital, San Juan, PR 009350001. Office phone: 7877540101.
What is Dr. Alexander Rios's NPI?
Dr. Alexander Rios's National Provider Identifier (NPI) is 1548550619, issued by NPPES.
Does Dr. Alexander Rios accept Medicare assignment?
Yes. Dr. Alexander Rios accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Rios commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); 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.