1. Home
  2. Directory
  3. NPI Profile

DR. BILLY BENJAMIN SANTIAGO PH.D.
NPI 1295862530
Psychologist - Clinical Child & Adolescent in San Juan, PR

Active since February 27, 2007
420 AVE PONCE DE LEON, MIDTOWN BUILDING SUITE 701, SAN JUAN, PR 00918(787) 765-5678 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Billy Benjamin Santiago Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. BILLY BENJAMIN SANTIAGO PH.D. (NPI 1295862530) is an individual clinical child & adolescent provider in San Juan, Puerto Rico, licensed in Puerto Rico (1932) and active in the NPI registry since February 2007.

NPPES Registry Identity

NPI1295862530
Entity TypeIndividualMale
Primary Taxonomy103TC2200X
Provider Legal NameDR. BILLY BENJAMIN SANTIAGOCredential: PH.D.
Location Address420 AVE PONCE DE LEON, MIDTOWN BUILDING SUITE 701San Juan, PR 00918-3416
Mailing Address1159 Calle Rafael Castillo, San AgustinSan Juan, PR 00923-3228 · (939) 940-8359
Phone(787) 765-5678
Sole ProprietorYes
Enumeration DateFebruary 27, 2007
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1295862530 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPsychologist · Clinical Child & AdolescentBehavioral Health & Social Service Providers
Taxonomy Code103TC2200X
License✔ Licensed in PR · 1932
Definition
A psychologist who develops and applies scientific knowledge to the delivery of psychological services to infants, toddlers, children and adolescents within their social context. Of particular importance to the specialty of clinical child psychology is an understanding of the basic psychological needs of children and adolescents, and how the family and other social contexts influence the socio-emotional adjustment, cognitive development, behavioral adaptation and health status of children and adolescents.
Also ListedPsychologist · Addiction (Substance Use Disorder)Taxonomy 103TA0400X · License 1932 (PR)
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License 1932 (PR)

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CENTRO DE DIAGNOSTICO Y TRATAMIENTO DE ENFERMEDADES NEUROLOGICAS CSP
Psychiatry & Neurology (Neurology)
420 AVE PONCE DE LEON, SUITE 103
SAN JUAN, PR 00918
San Juan Municipio (787) 754-0145
DR. HAYDEE COSTAS M.D.
Contractor
420 AVE PONCE DE LEON, MIDTOWN BUILDING, SUITE 604
SAN JUAN, PR 00918
San Juan Municipio (787) 754-0585
DR. LITZA GORBEA-COLON PSY D.
Psychologist (Clinical)
420 AVE PONCE DE LEON, SUITE 412
SAN JUAN, PR 00918
San Juan Municipio (787) 365-9000
DR. HECTOR RODRIGUEZ PEREZ MD
Psychiatry & Neurology (Child & Adolescent Psychiatry)
420 AVE PONCE DE LEON, SUITE 603 EDIF MIDTOWN
SAN JUAN, PR 00918
San Juan Municipio (787) 753-0920
DR. JEANNETTE ROSSELLO PH.D.
Psychologist (Clinical)
420 AVE PONCE DE LEON, MIDTOWN BUILDING SUITE 206
SAN JUAN, PR 00918
San Juan Municipio (787) 758-2793
DR. FERNANDO E FERRER D.M.D.
Dentist (Prosthodontics)
420 AVE PONCE DE LEON, MIDTOWN 802
SAN JUAN, PR 00918
San Juan Municipio (787) 764-7965
DR. ENRIQUE RIVERA-MASS M.D.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
420 AVE PONCE DE LEON, MIDTOWN, SUITE 509
SAN JUAN, PR 00918
San Juan Municipio (787) 756-5233

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Billy Santiago's NPI number?

The NPI number for Billy Santiago is 1295862530. It was assigned to this individual provider in the NPPES registry on February 27, 2007.

Where is Billy Santiago located?

Billy Santiago practices at 420 Ave Ponce De Leon Midtown Building Suite 701, San Juan, PR 00918. The listed phone number is (787) 765-5678.

What is Billy Santiago's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical Child & Adolescent, with taxonomy code 103TC2200X.

When was this NPI record last updated?

The NPPES record for Billy Santiago was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.