Doctor profile · Federal record

Dr. Tomas Mercado, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Brownsville, TX

  • NPI 1780252924
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1040 W Jefferson St
Brownsville, TX 785206338
(956) 350-5444
Additional location
1821 S Sesame Sq Ste 17
Harlingen, TX 785508357
(956) 230-0861
fax (956) 230-0865
Mailing address
1821 S Sesame Sq Ste 17
Harlingen, TX 785508357

Credentials & registration

NPPES · NUCC
NPI registered
June 2021 — 5 yrs on file
Profile last updated
April 3, 2026
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Texas #1035262

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780252924. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
506
Distinct HCPCS
5
Medicare allowed
$55,646
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 302 121 $97
99291 Critical care, first 30-74 minutes 84 43 $174
99239 Hospital discharge day management, more than 30 minutes 45 42 $93
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 41 24 $65
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 34 33 $142

In context: peer comparison

Among 14 peers in Brownsville Family Nurse Practitioner, average services per provider: 68. This provider delivers 7.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
33
Patients
33
Total drug cost
$256
Drug Type Claims Patients Total cost
Levofloxacin Generic 18 18 $89
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 15 15 $168

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tomas Mercado's medical specialty?
Dr. Tomas Mercado practices Family Nurse Practitioner in Brownsville, TX.
Where does Dr. Tomas Mercado practice?
Dr. Tomas Mercado practices at 1040 W Jefferson St, Brownsville, TX 785206338. Office phone: 9563505444.
What is Dr. Tomas Mercado's NPI?
Dr. Tomas Mercado's National Provider Identifier (NPI) is 1780252924, issued by NPPES.
Does Dr. Tomas Mercado accept Medicare assignment?
Yes. Dr. Tomas Mercado accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tomas Mercado commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Critical care (HCPCS 99291); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.