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Family Practice

Katharine E. Greenland, DO

Works at hospitals in Canton, OH · Orrville, OH · Ohio

Summary

Dr. Katharine E. Greenland, DO is a family doctor at 340 Oxford St, Suite 120, Dover, OH 44622. Phone: (330) 364-8889. Accepts Medicare assignment. NPI 1821618174. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 340 Oxford St, Suite 120, Dover, OH 44622 · Directions
  • Phone: (330) 364‑8889
  • Medicare: Accepts Medicare assignment
  • Hospitals: Aultman Hospital, Aultman Orrville Hospital
  • Group practice: Orrville Hospital Foundation
  • Medical school: graduated 2020 (6 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Katharine E. Greenland, 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 Katharine E. Greenland accept Medicare assignment?
Yes. Medicare's clinician data says Katharine E. Greenland 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.
What is Katharine E. Greenland's NPI number?
1821618174. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Katharine E. Greenland works

Medicare's Facility Affiliation Data lists Katharine E. Greenland 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.

  • Aultman HospitalCanton, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360084
  • Aultman Orrville HospitalOrrville, OH · Critical Access Hospital · Emergency services: listed by Medicare · CCN 361323

Practice locations

Addresses where Katharine E. Greenland is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Katharine E. Greenland as a member of this group (CMS data updated October 2, 2026).

  • Orrville Hospital Foundation77 clinicians in the group

Specialties

Find other Family Practice doctors in Ohio →

Other family doctors in Dover

Clinicians with the same Medicare primary specialty in Dover, OH — not a recommendation.

All family doctors in Dover →

Other clinicians in Orrville Hospital Foundation

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

Clinician information

CredentialDO
Graduation year2020 (6 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1821618174
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. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians