Internal Medicine - Hematology & Oncology Specialists in Warren, OH
Browse 3 Internal Medicine - Hematology & Oncology providers listed in NPPES with a practice address in Warren, Ohio.
How Warren compares with the U.S.
3 active clinicians in Internal Medicine - Hematology & Oncology list a practice address in Warren, OH in the NPI registry.
With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.
Too few clinicians in Internal Medicine - Hematology & Oncology in Warren are listed in the CMS Medicare file to report Medicare assignment or telehealth shares.
These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.
Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@t-medinfo.com · Methodology
Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of November 2026.
Dr. Zeina Geryes El Amil , MD
Internal Medicine - Hematology & Oncology
Dr. Roger Hakimian , MD
Internal Medicine - Hematology & Oncology
Dr. Lori C Hemrock , MD
Internal Medicine - Hematology & Oncology
Frequently Asked Questions about Internal Medicine - Hematology & Oncology in Warren
Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the Ohio licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.
This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.
Other Specialties in Warren
- Physical Therapist 72
- Nurse Practitioner - Family 44
- Social Worker - Clinical 41
- Student in an Organized Health Care Education/Training Program 40
- Nurse Anesthetist, Certified Registered 27
- Nurse Practitioner - Psychiatric/Mental Health 27
- Chiropractor 23
- Nurse Practitioner 22
- Dentist 20
- Dentist - General Practice 18
- Audiologist 16
- Optometrist 13
Internal Medicine - Hematology & Oncology Specialists in Other Ohio Cities
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