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Internal Medicine

Alejandra Mendez, MD

Sees patients in Lancaster, PA · Philadelphia, PA · Pennsylvania

Summary

Dr. Alejandra Mendez, MD is an internal medicine doctor at 2221 Noll Dr, Suite 2000, Lancaster, PA 17603. May accept Medicare assignment. NPI 1679276075. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 2221 Noll Dr, Suite 2000, Lancaster, PA 17603 · Directions (1 more location)
  • Medicare: May accept Medicare assignment
  • Medical school: Indiana University School Of Medicine · graduated 2023 (3 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Alejandra Mendez, 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 Mendez accept Medicare assignment?
Medicare's clinician data says Alejandra Mendez may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Alejandra Mendez's NPI number?
1679276075. 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 Mendez is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in Pennsylvania →

Other internal medicine doctors in Lancaster

Clinicians with the same Medicare primary specialty in Lancaster, PA — not a recommendation.

All internal medicine doctors in Lancaster →

Clinician information

CredentialMD
Medical schoolIndiana University School Of Medicine
Graduation year2023 (3 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1679276075
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