Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Alejandra Mendez Peralta, MD
Psychiatry Physician in Ponce, PR · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1164916342
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Registry record
Entity type Individual (Type 1)
Name Alejandra Mendez Peralta
Credential MD
Sex Female
Practice address Po Box 7004, Ponce, PR, 00732
Phone (787) 812-2525
Enumeration date Jun 20, 2018
Last updated in NPPES Jul 29, 2026
Taxonomy & licenses
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 14771-I (PR) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Alejandra Mendez Peralta?
The National Provider Identifier (NPI) for Alejandra Mendez Peralta is 1164916342, a Type 1 (individual) record in the CMS NPPES registry.
Where does Alejandra Mendez Peralta practice?
The practice location on file with NPPES is in Ponce, PR. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Juliette Rivera Collazo Clinical Psychologist · Ponce, PR NPI 1013220227 Johans Fernandez Student in an Organized Health Care Education/Training Program · Ponce, PR NPI 1891245338 Yousef Majid Student in an Organized Health Care Education/Training Program · Ponce, PR NPI 1184471245 Maralexa Martinez Valcarcel Student in an Organized Health Care Education/Training Program · Ponce, PR NPI 1992553937 Susan Nieves Student in an Organized Health Care Education/Training Program · Ponce, PR NPI 1144060617 Jonaira Arroyo Rivera Professional Counselor · Ponce, PR NPI 1649013574 Yao Deng Lin Student in an Organized Health Care Education/Training Program · Ponce, PR NPI 1467280966 Kristi Rivera Student in an Organized Health Care Education/Training Program · Ponce, PR NPI 1962233692
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-29.