Alejandra Pena Hernandez, MD
NPI 1194080051 · Neonatal-Perinatal Medicine Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alejandra Pena Hernandez, MD is a Neonatal-Perinatal Medicine Physician provider in San Antonio, TX (NPI 1194080051).
Provider details
- NPI number
- 1194080051
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-07-06
- Last updated
- 2021-03-15
- Certified
- 2021-03-15
Frequently asked questions
- What is Alejandra Pena Hernandez's NPI number?
- Alejandra Pena Hernandez's National Provider Identifier (NPI) is 1194080051, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alejandra Pena Hernandez's specialty?
- Alejandra Pena Hernandez is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alejandra Pena Hernandez located?
- Alejandra Pena Hernandez's practice location on file with NPPES is 4502 Medical Dr, San Antonio, TX 78229-4402.
- What is Alejandra Pena Hernandez's phone number?
- The practice phone number listed in the NPPES registry for Alejandra Pena Hernandez is (210) 358-4000.
- Does Alejandra Pena Hernandez accept Medicare?
- Alejandra Pena Hernandez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alejandra Pena Hernandez's NPI active?
- Yes — Alejandra Pena Hernandez's NPI (1194080051) is active in the NPPES registry as of the last update on 2021-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.