Rosalie C. Dillon, DO

Medicare activity in 2024

Official CMS public-use data for Rosalie C. Dillon, 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. Insertion of needle into vein for collection of blood sample (36415)198 services
2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)135 services
3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)121 services
4. Blood test, lipids (cholesterol and triglycerides) (80061)108 services
5. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)105 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 pressure65%
• High cholesterol61%
• Arthritis40%
• Depression25%
• Anxiety24%
• Diabetes20%

Hospitals where Rosalie C. Dillon works

Medicare's Facility Affiliation Data lists Rosalie C. Dillon 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.

• Grant Medical CenterColumbus, OH · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 360017
• Riverside Methodist HospitalColumbus, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360006

Practice locations

Addresses where Rosalie C. Dillon is enrolled with Medicare (CMS data updated October 2, 2026).

• 625 Africa Rd, Suite 220Westerville, OH 43082 (614) 882‑2349

Group practices

Medicare enrollment lists Rosalie C. Dillon as a member of this group (CMS data updated October 2, 2026).

• Central Ohio Primary Care Physicians, Inc.488 clinicians in the group

Specialties

• Family Practiceprimary

Find other Family Practice doctors in Ohio →

Other family doctors in Westerville

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

• Robert E. Zimmerman, MD
• Donna M. Parsley, DO
• Keshia Enaw Ebob-Tabe, MD
• David J. Beckstead, MD
• Gregory M. Lavins, MD
• Megha Adusumalli, MD
• Alexander Yeh, DO
• John P. Abad, MD

All family doctors in Westerville →

Other clinicians in Central Ohio Primary Care Physicians, Inc.

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

• James R. Dorado, MD
• Kevin P. McAninch, DO
• Ethan Boardman, PA
• Douglas R. Schumacher, MD
• Amanda McGuffin
• Mohan K. Thirugnanam, MD

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