Doctor profile · Federal record

Dr. LUIS REYES MERCADO, M.D.

Emergency Medicine Physician (CMS: EMERGENCY MEDICINE) · Emergency Medicine Physician · CAROLINA, PR

  • NPI 1669676979
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
CARR. 3 KM 8.3 AVE. 65 DE INFANTERIA
CAROLINA, PR 00984
(787) 757-1800
Mailing address
COND. FRENCH PLAZA APTO 116 81 CALLE MAYAGUEZ
SAN JUAN, PR 00917

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
January 18, 2024
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Texas #P4804 · Puerto Rico #26422 R

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669676979. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
403
Distinct HCPCS
5
Medicare allowed
$57,107
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 240 238 $171
99284 Emergency department visit with moderate level of medical decision making 92 91 $117
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 38 38 $8
99291 Critical care, first 30-74 minutes 19 19 $208
99283 Emergency department visit with low level of medical decision making 14 14 $70

In context: peer comparison

Among 10 peers in this city , average services per provider: 66. This provider delivers 6.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$22
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dexcom, Inc. 1 $21.84

By nature of payment

Food and Beverage
$22

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
143
Patients
141
Total drug cost
$1,094
Drug Type Claims Patients Total cost
Tramadol Hcl Generic 28 28 $63
Ondansetron Hcl Generic 26 26 $177
Cephalexin Generic 24 24 $178
Methocarbamol Generic 21 21 $118
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 20 19 $124
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 12 12 $340
Dicyclomine Hcl Generic 12 11 $95

Hospital affiliations

CMS Hospital Compare