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Internal Medicine

Jennie M. Barbieri, MD

Works at hospitals in Lancaster, PA · Pennsylvania

Summary

Dr. Jennie M. Barbieri, MD is an internal medicine doctor at 2102 Harrisburg Pike, Lancaster, PA 17601. Phone: (717) 544-9400. Accepts Medicare assignment. In 2024, Jennie M. Barbieri had 41 Original Medicare patients and 86 services. NPI 1285836015. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 2102 Harrisburg Pike, Lancaster, PA 17601 · Directions
  • Phone: (717) 544‑9400
  • Medicare: Accepts Medicare assignment
  • Hospital: Lancaster General Hospital
  • Group practice: Lancaster General Medical Group
  • Medical school: Temple University School Of Medicine · graduated 2004 (22 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Jennie M. Barbieri, 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 Jennie M. Barbieri accept Medicare assignment?
Yes. Medicare's clinician data says Jennie M. Barbieri accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Jennie M. Barbieri see?
In 2024, CMS data shows 41 Original Medicare patients and 86 services for Jennie M. Barbieri. This counts Original Medicare only and measures volume, not quality.
What is Jennie M. Barbieri's NPI number?
1285836015. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Jennie M. Barbieri, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients41
Services billed to Medicare86
Different services or procedures5
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)42 services
  2. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)41 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
  • High cholesterol73%
  • High blood pressure66%
  • Anxiety49%
  • Arthritis39%
  • Depression32%

Hospitals where Jennie M. Barbieri works

Medicare's Facility Affiliation Data lists Jennie M. Barbieri at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Jennie M. Barbieri is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jennie M. Barbieri as a member of this group (CMS data updated October 2, 2026).

  • Lancaster General Medical Group586 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 →

Other clinicians in Lancaster General Medical Group

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolTemple University School Of Medicine
Graduation year2004 (22 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1285836015
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians