Hematologists (Internal Medicine) in Ohio
Data updated monthly · Last refresh October 2026
89 Hematology (Internal Medicine) providers practice in Ohio, including 36 (40%) offering telehealth. The largest concentration is in Columbus. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
89providers
36telehealth
Columbustop city
Hematology (Internal Medicine) by city in Ohio
Choose a city to see providers there.
Where Hematologists (Internal Medicine) in Ohio practice
From CMS Medicare enrollment records covering 73 of the 89 providers listed here (82%). Providers who do not bill Medicare are not included in these figures.
7%solo or small practice (under 10 clinicians)
1%mid-size group (10 to 99)
92%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Hematologists (Internal Medicine) | All clinicians in group | Main city |
| Osu Internal Medicine LLC | 52 | 1,141 | Columbus |
| University of Cincinnati Physicians Company LLC | 6 | 1,474 | Cincinnati |
| Cleveland Clinic | 5 | 6,954 | Cleveland |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Hematologists (Internal Medicine) affiliated |
| Ohio State University State Health System | Columbus | Government | 3 of 5 | 51 |
| University of Cincinnati Medical Center, LLC | Cincinnati | Nonprofit | 3 of 5 | 6 |
| Cleveland Clinic | Cleveland | Nonprofit | 4 of 5 | 6 |
| Cleveland Clinic Avon Hospital | Avon | Nonprofit | 5 of 5 | 3 |
| Akron General Medical Center | Akron | Nonprofit | 5 of 5 | 2 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Hematology (Internal Medicine) providers in Ohio
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Kathleen Oxner, M.D.Beavercreek, OH · $224 in drug and device payments (2025) ·
(937) 490-2264 Dr. Ahmed Galal, MDCincinnati, OH · $237,668 in drug and device payments (2025) ·
(513) 751-2273 Dr. Bryan Hambley, M.D.Cincinnati, OH · $21 in drug and device payments (2025) ·
(513) 475-8500 Dr. Jahnavi Gollamudi, M.DCincinnati, OH · $298 in drug and device payments (2025) ·
(513) 475-8500 Dr. Joseph Palascak, M.D.Cincinnati, OH · No drug or device payments recorded (2025) ·
(513) 558-2184 Dr. Kristine Karkoska, M.D., M.S.Cincinnati, OH · $26 in drug and device payments (2025) ·
(513) 584-4268 Dr. Kyle Beckwith, MDCincinnati, OH · No drug or device payments recorded (2025) ·
(513) 475-8500 Dr. Ronald Sacher, M.D.Cincinnati, OH · No drug or device payments recorded (2025) ·
(513) 584-6928 Dr. Zahida Yasin, M.D.Cincinnati, OH · No drug or device payments recorded (2025) ·
(513) 584-6928 Dr. Anjali Advani, M.D.Cleveland, OH · $9,738 in drug and device payments (2025) · Telehealth ·
(800) 223-2273 Dr. Craig Sauter, MDCleveland, OH · $292 in drug and device payments (2025) · Telehealth ·
(216) 444-2195 Dr. Jaroslaw Maciejewski, MDCleveland, OH · $44,336 in drug and device payments (2025) · Telehealth ·
(800) 223-2273 Dr. John Molina, M.D., EDMCleveland, OH · $34,905 in drug and device payments (2025) ·
(216) 445-0099 Dr. Leland Metheny, M.D.Cleveland, OH · $252 in drug and device payments (2025) · Telehealth ·
(216) 407-5753 Dr. Sophia Balderman, MDCleveland, OH · No drug or device payments recorded (2025) · Telehealth ·
(716) 845-2300 Dr. Abdullah Khan, MBBSColumbus, OH · $12,179 in drug and device payments (2025) · Telehealth ·
(614) 293-3196 Dr. Alice Mims, M.D.Columbus, OH · $1,400 in drug and device payments (2025) · Telehealth ·
(614) 293-3196 Dr. Amneet Bajwa, MDColumbus, OH · No drug or device payments recorded (2025) ·
(614) 293-3196 Dr. Andrew Srisuwananukorn, MDColumbus, OH · $6,768 in drug and device payments (2025) · Telehealth ·
(614) 293-3196 Dr. Ann-kathrin Eisfeld, M.D.Columbus, OH · $17,959 in drug and device payments (2025) ·
(614) 293-3196 Dr. Aseel Alsouqi, MDColumbus, OH · No drug or device payments recorded (2025) ·
(614) 293-3196 Dr. Ashley Rosko, MDColumbus, OH · No drug or device payments recorded (2025) · Telehealth ·
(614) 293-3196 Dr. Audrey Sigmund, MDColumbus, OH · No drug or device payments recorded (2025) ·
(614) 293-3196 Dr. Ayman Saad, M.D.Columbus, OH · $24 in drug and device payments (2025) ·
(614) 293-3196 Dr. Beth Christian, M.D.Columbus, OH · $28 in drug and device payments (2025) · Telehealth ·
(614) 293-3196 Dr. Bradley Blaser, MD, PHDColumbus, OH · No drug or device payments recorded (2025) ·
(614) 293-3196 Dr. Daniel Trotier, MDColumbus, OH · No drug or device payments recorded (2025) ·
(614) 293-3196 Dr. David Bond, MDColumbus, OH · $1,859 in drug and device payments (2025) ·
(614) 293-3196 Dr. Don Benson, MDColumbus, OH · No drug or device payments recorded (2025) · Telehealth ·
(614) 293-3196 Dr. Elvira Umyarova, MDColumbus, OH · No drug or device payments recorded (2025) · Telehealth ·
(614) 293-3196 Dr. Eric Kraut, M.D.Columbus, OH · No drug or device payments recorded (2025) ·
(614) 293-8619 Dr. Evandro Bezerra, M.D.Columbus, OH · $7,954 in drug and device payments (2025) · Telehealth ·
(614) 293-3196 Dr. Francesca Cottini, MDColumbus, OH · $489 in drug and device payments (2025) ·
(614) 293-3196 Dr. Gabriela Sanchez Petitto, MDColumbus, OH · $211 in drug and device payments (2025) ·
(614) 293-3196 Dr. Gregory Behbehani, M.D., PH.D.Columbus, OH · $1,321 in drug and device payments (2025) · Telehealth ·
(614) 293-3196 Dr. Hannah Choe, M.D.Columbus, OH · $10,081 in drug and device payments (2025) · Telehealth ·
(614) 293-3196 Dr. James Blachly, M.D.Columbus, OH · $9,180 in drug and device payments (2025) · Telehealth ·
(614) 293-3196 Dr. Jayanshu Jain, MDColumbus, OH · $2,867 in drug and device payments (2025) · Telehealth ·
(614) 293-3196 Dr. Jennifer Vaughn, MDColumbus, OH · $7,876 in drug and device payments (2025) · Telehealth ·
(614) 293-3196 Dr. Jennifer Woyach, MDColumbus, OH · $8,777 in drug and device payments (2025) ·
(614) 293-3196 Dr. Jiasheng Wang, MDColumbus, OH · No drug or device payments recorded (2025) · Telehealth ·
(614) 293-3196 Dr. John Patton, MD, PHDColumbus, OH · No drug or device payments recorded (2025) ·
(614) 293-3196 Dr. John Reneau, MD, PHDColumbus, OH · $7,602 in drug and device payments (2025) ·
(614) 293-3196 Dr. Jonathan Brammer, MDColumbus, OH · $3,402 in drug and device payments (2025) ·
(614) 293-3196 Dr. Kami Maddocks, MDColumbus, OH · $48,201 in drug and device payments (2025) ·
(614) 293-3196 Dr. Karilyn Larkin, M.D.Columbus, OH · No drug or device payments recorded (2025) · Telehealth ·
(614) 293-3989 Dr. Kathryn Lurain, M.D.Columbus, OH · No drug or device payments recorded (2025) ·
(614) 293-3196 Dr. Kerry Rogers, MDColumbus, OH · $22,240 in drug and device payments (2025) ·
(614) 293-3196 Dr. Kimberly Green, D.O.Columbus, OH · $273 in drug and device payments (2025) · Telehealth ·
(614) 293-3196 Dr. Kurtis Host, MD, PHDColumbus, OH · No drug or device payments recorded (2025) ·
(614) 293-3196 Common questions
How many Hematology (Internal Medicine) providers are in Ohio?There are 89 Hematology (Internal Medicine) providers with active NPI records practicing in Ohio, according to federal NPPES data refreshed monthly.
Do Hematology (Internal Medicine) providers in Ohio offer telehealth?Yes. 36 of the 89 Hematology (Internal Medicine) providers in Ohio (about 40%) report offering telehealth services in CMS data.
Which cities in Ohio have the most Hematology (Internal Medicine) providers?Columbus (71), Cincinnati (8), Cleveland (6) have the highest concentration of Hematology (Internal Medicine) providers in Ohio.
How many Hematology (Internal Medicine) providers in Ohio received drug or device company payments?58 of 89 Hematology (Internal Medicine) providers in Ohio (65%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Hematologists (Internal Medicine) in Ohio work in independent practices or large health systems?Among 73 Hematologists (Internal Medicine) in Ohio enrolled in Medicare, 7% bill through a solo or small practice with fewer than 10 clinicians, 1% through a mid-size group of 10 to 99, and 92% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Hematologists (Internal Medicine) in Ohio work at?According to CMS facility affiliation records, the Ohio hospitals where the most Hematologists (Internal Medicine) hold privileges are Ohio State University State Health System in Columbus; University of Cincinnati Medical Center, LLC in Cincinnati; Cleveland Clinic in Cleveland.
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