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Gastroenterology

Frances Charlene B. Horenstein, MD

Works at hospitals in Canton, OH · Dayton, OH · Columbus, OH … · Ohio

Summary

Dr. Frances Charlene B. Horenstein, MD is a gastroenterologist at 1320 Mercy Dr NW, Mercy Regional Rehab, Canton, OH 44708. Phone: (330) 489-1068. Accepts Medicare assignment. In 2024, Frances Charlene B. Horenstein had 96 Original Medicare patients and 169 services. NPI 1033466008. 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: Gastroenterologist (Medicare lists Gastroenterology)
  • Address: 1320 Mercy Dr NW, Mercy Regional Rehab, Canton, OH 44708 · Directions (6 more locations)
  • Phone: (330) 489‑1068
  • Medicare: Accepts Medicare assignment
  • Hospitals: Aultman Hospital, Kettering Health Dayton, Mercy Medical Center and 2 more
  • Group practice: Kettering Independent Medical Group Inc (+4 more)
  • Medical school: graduated 2005 (21 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Frances Charlene B. Horenstein, 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 Frances Charlene B. Horenstein accept Medicare assignment?
Yes. Medicare's clinician data says Frances Charlene B. Horenstein 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 Frances Charlene B. Horenstein see?
In 2024, CMS data shows 96 Original Medicare patients and 169 services for Frances Charlene B. Horenstein. This counts Original Medicare only and measures volume, not quality.
What is Frances Charlene B. Horenstein's NPI number?
1033466008. 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 Frances Charlene B. Horenstein, 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 patients96
Services billed to Medicare169
Different services or procedures29
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)42 services
  2. Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43235)20 services
  3. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)19 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)16 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).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis57%
  • Ischemic heart disease52%
  • Chronic kidney disease45%
  • Anxiety44%

Hospitals where Frances Charlene B. Horenstein works

Medicare's Facility Affiliation Data lists Frances Charlene B. Horenstein 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
  • Kettering Health DaytonDayton, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 360133
  • Mercy Medical CenterCanton, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360070
  • Mount Carmel East & WestColumbus, OH · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 360035
  • Summa Health SystemAkron, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360020

Practice locations

Addresses where Frances Charlene B. Horenstein is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.

Group practices

Medicare enrollment lists Frances Charlene B. Horenstein as a member of these groups (CMS data updated October 2, 2026).

  • Kettering Independent Medical Group Inc710 clinicians in the group
  • Summa Physicians LLC671 clinicians in the group
  • Mount Carmel Healthproviders Two LLC225 clinicians in the group
  • Cleveland Clinic Mercy Hospital90 clinicians in the group
  • Aultman Medical Group Inc17 clinicians in the group

Specialties

Find other Gastroenterology doctors in Ohio →

Other gastroenterologists in Canton

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

All gastroenterologists in Canton →

Other clinicians in Kettering Independent Medical Group Inc

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

Clinician information

CredentialMD
Graduation year2005 (21 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1033466008
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