Corey F. Graham, MD

Medicare activity in 2024

Official CMS public-use data for Corey F. Graham, 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.

Most frequent services

1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)72 services
2. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)33 services
3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)28 services
4. Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)25 services
5. Biopsy of large bowel using a flexible endoscope (45380)23 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%
• Arthritis46%
• Diabetes37%
• Ischemic heart disease31%
• Anxiety29%

Hospitals where Corey F. Graham works

Medicare's Facility Affiliation Data lists Corey F. Graham 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.

• Kosciusko Community HospitalWarsaw, IN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 150133
• Lutheran Hospital of IndianaFort Wayne, IN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 150017

Practice locations

Addresses where Corey F. Graham is enrolled with Medicare (CMS data updated October 2, 2026).

• 107 W Pickwick Dr ASyracuse, IN 46567 (574) 457‑8585
• 2235 Dubois DrWarsaw, IN 46580 (574) 267‑8189

Group practices

Medicare enrollment lists Corey F. Graham as a member of this group (CMS data updated October 2, 2026).

• Kosciusko Medical Group LLC38 clinicians in the group

Specialties

• General Surgeryprimary

Find other General Surgery doctors in Indiana →

Other general surgeons in Indiana

Clinicians with the same Medicare primary specialty in Indiana — not a recommendation.

• Esther Kim, DO
• Michael Thorpe, MD
• Mark Saleem, MD
• Folasade O. Imeokparia, MD
• Rosalie Carr, MD
• Nathan A. Epp, DO
• Christen E. Salyer, MD
• Jo A. Cooke-Barber, MD

All general surgeons in Indiana →

Other clinicians in Kosciusko Medical Group LLC

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

• Elizabeth Voirol, DO
• Corinne M. Hertsel, NP
• Monique C. Pondy, MD
• Brian D. Reichenbach, MD
• Kayla R. Weston, MD
• Sara Vanlaningham

Clinician information

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