Kevin J. Callahan, DO

4.97 out of 5 (180 ratings, 69 reviews)
Ratings and Reviews


Cooper University Health Care Titles

  • Hematologist/Medical Oncologist

Cooper Medical School of Rowan University Titles

  • Assistant Professor of Clinical Medicine

Board Certifications

  • American Osteopathic Board of Internal Medicine (Oncology)

Professional Type

Cooper University Physician



About Me

Office Locations

Education & Training

Medical SchoolUniversity of New England College of Osteopathic Medicine, Biddeford, ME
InternshipInternal Medicine - UMDNJ-Kennedy Health System, Stratford, NJ
ResidencyInternal Medicine - UMDNJ-Kennedy Health System, Stratford, NJ
FellowshipHematology/Oncology - Allegheny Health System/Hahnemann Division, Philadelphia, PA

Special Interests

Lung cancer and other thoracic cancers, general oncology, and benign blood disorders.


  • American Osteopathic Association
  • American Medical Association
  • American Society of Clinical Oncology
  • American College of Osteopathic Internists
  • New Jersey Association of Osteopathic Physicians
  • Medical Society of New Jersey

Awards and Honors

  • Fellow of the American College of Osteopathic Internists
  • Silver Chalice Award, American Cancer Society, Southern New Jersey
  • South Jersey Magazine "Top Doctors" - 2016, 2017
  • Inside New Jersey Magazine "Top Doctors" - 2018
  • Philadelphia Magazine "Top Doctors"- 2018 - 2023

Ratings and Reviews

Ratings and reviews come from patient responses to health care provider-related questions on the Clinician and Group Consumer Assessment of Healthcare Providers and Systems (CG-CAHPS) Patient Experience Survey that Cooper sends to patients after outpatient office visits.  Learn more about our survey and how ratings are calculated >>

Overall Rating

4.97 out of 5 (180 ratings, 69 reviews)
Dec 12, 2023
Pleasant visiting experience as always!
Dec 12, 2023
Dr Callahan is a very informative and kind caring doctor. It really shows in his work and commitment. To his patients. Abd staff is very polite and caring .
Dec 12, 2023
The reception staff was very helpful. Dr Callahan answered any and all questions I had. He seemed genuinely concerned about a problem I am having and was helpful. I couldn't ask any more from him
Dec 12, 2023
Everyone including the doctor are very nice
Dec 12, 2023
Dr. Calihan and Staff Excellent as always!!! Thank you for your Care
Dec 12, 2023
I have been with this provider for some years he is very kind and thorough actually he goes beyond what he needs to do with my visit.kind and courteous.
Dec 12, 2023
Doctor is very pleasant and cheerful and staff are also pleasant.
Dec 12, 2023
Dr. Calahan is a wonderful doctor. He is very pleasant and I have complete confidence in him.
Dec 12, 2023
Very pleased.
Dec 12, 2023
Dr. Kevin Callahan is excellent.