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Orthopaedic Surgeon, Surgical Specialist
23 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

3.0
  • Currently 3 of 4 stars
(5)
Patient comments (2)

The overall average patient rating of Dr. John Callahan is Good. Dr. Callahan has been reviewed by 5 patients who have provided 2 comments. The rating is 3 out of 4 stars.

Patient Ratings
Ease of Appointment 3.0
  • Currently 3 of 4 stars
Promptness 4.0
  • Currently 4 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 3.0
  • Currently 3 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Specialties & Research

Dr. John Callahan, MD is board certified in Orthopaedic Surgery and Orthopaedic Surgery of the Hand.

  • He has special expertise in 5 areas:
  • Dupuytren's Contracture
  • Hand Surgery
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)

Education & Awards

Dr. Callahan graduated from Upstate Medical University Physical Medicine and Rehabilitation, Syracuse.


Affiliations

Dr. Callahan has 13 hospital affiliations:

  • Kaleida Health - Buffalo General Hospital 
  • Catholic Health System/Kenmore Mercy Hospital 

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Additional Information
Dr. John J Callahan MD is a male Orthopaedic Surgeon, has 23 years of experience and practices in Orthopaedic Surgery and Orthopaedic Surgery of the Hand.
Where does Dr. John J. Callahan practice?
Dr. John Callahan has 2 office locations.
Dr. John Callahan practices Orthopaedic Surgery and Orthopaedic Surgery of the Hand near Buffalo, NY.
Additional practice locations include: Orchard Park, NY.
See Buffalo Orthopedic Surgeons.