Internist, Oncology Specialist (cancer)
37 years of experience
Video profile
Accepting new patients
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).

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Howard Ritter is Excellent. Dr. Ritter has been reviewed by 1 patients who have provided 1 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

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

  • He has special expertise in 10 areas:
  • Adult T-Cell Leukemia-Lymphoma
  • Anemia
  • Cancer
  • 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:

  • St Anne Mercy Hospital 
  • Karmanos Cancer Center 


  • English

> > > > Dr. Howard Ritter, MD

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Additional Information
Dr. Howard Lester Ritter MD is a male Internist, has 37 years of experience and practices in Internal Medicine and Medical Oncology.
Where does Dr. Howard L. Ritter practice?
Dr. Howard Ritter has 6 office locations.
Dr. Howard Ritter practices Internal Medicine and Medical Oncology near Toledo, OH.
Additional practice locations include: Maumee, OH and Monroe, MI.
See Toledo Internists and Toledo Oncologists.