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Pediatric Medicine

Alejandra Pena Hernandez, MD

Sees patients in Brentwood, TN · Tennessee

Summary

Dr. Alejandra Pena Hernandez, MD is a pediatrician at 2000 Health Park Dr, Brentwood, TN 37027. May accept Medicare assignment. NPI 1194080051. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Pediatrician (Medicare lists Pediatric Medicine)
  • Address: 2000 Health Park Dr, Brentwood, TN 37027 · Directions
  • Medicare: May accept Medicare assignment
  • Medical school: graduated 2008 (18 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Alejandra Pena Hernandez, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Alejandra Pena Hernandez accept Medicare assignment?
Medicare's clinician data says Alejandra Pena Hernandez may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Alejandra Pena Hernandez's NPI number?
1194080051. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Alejandra Pena Hernandez is enrolled with Medicare (CMS data updated October 2, 2026).

  • 2000 Health Park DrBrentwood, TN 37027

Specialties

Find other Pediatric Medicine doctors in Tennessee →

Other pediatricians in Brentwood

Clinicians with the same Medicare primary specialty in Brentwood, TN — not a recommendation.

All pediatricians in Brentwood →

Clinician information

CredentialMD
Graduation year2008 (18 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1194080051
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians