Doctor profile · Federal record

Dr. Joanna Mercado/Alvarado

Emergency Medical Services (Emergency Medicine) Physician · Carolina, PR

  • NPI 1811974496
  • 21 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Upr Hospital # 3 Road 65Th Infantry Ave.
Carolina, PR 00987
(787) 757-1800
fax (787) 750-0930
Mailing address
Po Box 6022, Pmb # 209
Carolina, PR 009886022

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
November 1, 2010
Specialty taxonomy
207PE0004X — NUCC code
State license (1)
Puerto Rico #15353

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811974496. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
14
Distinct HCPCS
1
Medicare allowed
$996
HCPCS Description Services Patients Avg allowed
99283 Emergency department visit with low level of medical decision making 14 14 $71

In context: peer comparison

Among 1 peers in this city , average services per provider: 14. This provider delivers 1.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
62
Patients
61
Total drug cost
$581
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 23 23 $405
Prednisone Generic 21 21 $90
Famotidine Generic 18 17 $85

Frequently asked questions

Auto-generated from federal data
What is Dr. Joanna Mercado/Alvarado's medical specialty?
Dr. Joanna Mercado/Alvarado practices Emergency Medical Services (Emergency Medicine) Physician in Carolina, PR.
Where does Dr. Joanna Mercado/Alvarado practice?
Dr. Joanna Mercado/Alvarado practices at Upr Hospital # 3 Road 65Th Infantry Ave., Carolina, PR 00987. Office phone: 7877571800.
What is Dr. Joanna Mercado/Alvarado's NPI?
Dr. Joanna Mercado/Alvarado's National Provider Identifier (NPI) is 1811974496, issued by NPPES.
What procedures does Dr. Joanna Mercado/Alvarado commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.