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Internal Medicine

Andrea C. Prats, DO

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

Summary

Andrea C. Prats, DO (Internal Medicine) is enrolled with Medicare at 3 practice locations in Lancaster, PA and Elizabethtown, PA. NPI 1235236407. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

Call(717) 489‑2901 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Andrea C. Prats, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

3Practice locations
Internal MedicinePrimary specialty
YesAccepts Medicare assignment
29Years since medical school (graduated 1997)
Philadelphia College Of Osteopathic MedicineMedical school
FemaleGender (as listed)
LL Mulhollem Counseling and Psychotherapy LLCGroup practice

Quick answers

Where does Andrea C. Prats see patients?
Medicare's clinician data lists 3 practice locations, including Lancaster, PA and Elizabethtown, PA. Call before your visit to confirm the address.
What is Andrea C. Prats's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Andrea C. Prats accept Medicare assignment?
Yes. Medicare's clinician data says Andrea C. Prats accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Andrea C. Prats?
(717) 489-2901, as listed in official Medicare / NPI Registry data.
What is Andrea C. Prats's NPI number?
1235236407. 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 Andrea C. Prats is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Andrea C. Prats as a member of this group (CMS data updated 2026-10-02).

  • LL Mulhollem Counseling and Psychotherapy LLC4 clinicians in the group

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

CredentialDO
Medical schoolPhiladelphia College Of Osteopathic Medicine
Graduation year1997
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1235236407
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 2026-10-02, retrieved 2026-10-29
  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