> > > > Dr. Howard Ritter, MD
Dr. Howard Lester Ritter MD is a male Internist, has 36 years of experience and practices in Internal Medicine, Medical Oncology, Hematology & Oncology, and Hematology.
Video profile
Dr. Howard Ritter has 9 office locations.
The Toledo Clin. Inc.
4235 Secor Rd
Franklin Park, Toledo, OH 43623

Phone Number
Locations and availability (9)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

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Specialties & Research

Dr. Howard Ritter, MD is board certified in Internal Medicine and Medical Oncology.

  • He has special expertise in 9 areas:
  • Adult T-Cell Leukemia-Lymphoma
  • Anemia
  • Chronic B-Cell Lymphocytic Leukemia
  • Leukemia
  • Lymphoma
  • Multiple Myeloma (Cancer of Plasma Cells)
  • Myelodysplastic Syndromes
  • Myeloproliferative Disorders
  • Palliative Care

Education & Awards

Dr. Ritter graduated from Medical College of Ohio, Toledo.


Dr. Ritter has 19 hospital affiliations:

  • Toledo Hospital 
  • Karmanos Cancer Center 

Accepted Insurance Plans

Dr. Ritter accepts these health insurances in at least one office:

  • Priority Health - 2 plans
  • Health Alliance Plan of Michigan - 2 plans
  • United Healthcare - 2 plans
  • Great-West Healthcare - 2 plans
  • Buckeye Community Health Plan - 2 plans
  • Meridian Health Plan of MI, Inc. (Formerly Health Plan of MI) - 1 plan
  • Evercare - 1 plan
  • Humana - 2 plans
  • Paramount Healthcare - 2 plans
  • CareSource - 2 plans
  • USA H & W Network - 1 plan
  • Aetna - 2 plans
  • Medical Mutual of Ohio - 2 plans
  • Cigna - 3 plans
  • Anthem - 2 plans

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Additional Information
Where does Dr. Howard L. Ritter practice?
Dr. Howard Ritter practices Internal Medicine, Medical Oncology, Hematology & Oncology, and Hematology near Toledo, OH.
Additional practice locations include: Monroe, MI and Fostoria, OH.
See Toledo Internists, Toledo Oncologists, and Toledo Hematologists.