Individual Healthcare Provider
Alfonso Mercado, PH.D.
Provider's NPPES record last updated: December 23, 2025
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1528390093
- Primary Specialty
- Psychologist — Clinical
- Practice Location
- Edinburg, Texas
- Sole Proprietor
- Yes
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 19, 2026, 7:09 AM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Psychologist
Clinical
Behavioral Health & Social Service Providers
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
Taxonomy code 103TC0700X
Provider-Reported License Information
- Psychologist (Texas)
- 36771
Practice Locations
Practice Location
5109 S Mccoll Rd
Edinburg, Texas 78539-7885
Phone: (956) 682-0385
Additional Practice Location
512 Victoria Ln Ste 13
Harlingen, Texas 78550-3228
Phone: (956) 296-3821
Fax: (956) 296-7895
Additional Practice Location
1901 S 24th Ave
Edinburg, Texas 78539-6533
Phone: (956) 289-7000
Fax: (956) 289-7257
Record Information
- Enumeration Date
- February 8, 2010
- Provider's NPPES Record Last Updated
- December 23, 2025
- Certification Date
- December 23, 2025
- NPISignal NPPES Dataset
- August 2026
See Something Wrong?
Incorrect provider information
Everything on this page comes directly from the NPPES data CMS publishes. NPISignal cannot edit a provider's record — only the provider or organization can, directly through NPPES.
Update a record through NPPESSomething wrong with this page?
If NPISignal is displaying this data incorrectly — a formatting error, a broken link, a mismatch with the source file — let us know.
Report a display issue