Hematology Specialist, Oncology Specialist (cancer)
24 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 (7)

The overall average patient rating of Dr. Kevin Callahan is Good. Dr. Callahan has been reviewed by 10 patients who have provided 7 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.0
Promptness 4.0
Courteous Staff 3.8
Accurate Diagnosis 3.8
Bedside Manner 4.0
Spends Time with Me 3.8
Follows Up After Visit 3.8

Specialties & Research

  • He has special expertise in 11 areas:
  • Acute Myeloid Leukemia
  • Cancer
  • Chemotherapy
  • Deep Vein Thrombosis
  • Hepatitis C
  • Leukemia
  • Lymphoma
  • Melanoma
  • Multiple Myeloma (Cancer of Plasma Cells)
  • Myeloid Leukemia
  • Polycythemia Vera

Education & Awards

Dr. Callahan graduated from University of New England, Biddeford.


Dr. Callahan has 28 hospital affiliations:

  • Kennedy University Hospital – Washington Township 
  • Cooper University Hospital 


  • English

> > > > Dr. Kevin Callahan, DO

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Additional Information
Dr. Kevin J Callahan DO is a male Hematologist, has 24 years of experience and practices in Hematology, Hematology & Oncology, and Medical Oncology.
Where does Dr. Kevin J. Callahan practice?
Dr. Kevin Callahan has 5 office locations.
Dr. Kevin Callahan practices Hematology, Hematology & Oncology, and Medical Oncology near Cherry Hill, NJ.
Additional practice locations include: Sewell, NJ and Marlton, NJ.
See Cherry Hill Hematologists and Cherry Hill Oncologists.