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Physician Assistant

Kathleen D. Ellis, PA

Works at hospitals in Mishawaka, IN · Plymouth, IN · Indiana

Summary

Kathleen D. Ellis, PA is a physician assistant at 5215 Holy Cross Pkwy, Mishawaka, IN 46545. Phone: (574) 335-6770. Accepts Medicare assignment. In 2024, Kathleen D. Ellis had 22 Original Medicare patients and 30 services. NPI 1891570545. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Kathleen D. Ellis, 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 Kathleen D. Ellis accept Medicare assignment?
Yes. Medicare's clinician data says Kathleen D. Ellis 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 Kathleen D. Ellis see?
In 2024, CMS data shows 22 Original Medicare patients and 30 services for Kathleen D. Ellis. This counts Original Medicare only and measures volume, not quality.
What is Kathleen D. Ellis's NPI number?
1891570545. 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 Kathleen D. Ellis, 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 patients22
Services billed to Medicare30
Different services or procedures6
Participating Medicare providerYes
Average age of these patients72

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).

  • High blood pressure75%
  • High cholesterol75%
  • Heart failure73%
  • Ischemic heart disease68%
  • Chronic kidney disease50%

Hospitals where Kathleen D. Ellis works

Medicare's Facility Affiliation Data lists Kathleen D. Ellis 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 Kathleen D. Ellis is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kathleen D. Ellis as a member of this group (CMS data updated October 2, 2026).

  • Saint Joseph Regional Medical Center Inc138 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Indiana →

Other physician assistants in Mishawaka

Clinicians with the same Medicare primary specialty in Mishawaka, IN — not a recommendation.

All physician assistants in Mishawaka →

Other clinicians in Saint Joseph Regional Medical Center Inc

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

Clinician information

CredentialPA
Graduation year2023
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1891570545
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