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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 (25)

The overall average patient rating of Dr. John Mahoney is Good. Dr. Mahoney has been reviewed by 40 patients who have provided 25 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.6
Promptness 4.4
Courteous Staff 4.3
Accurate Diagnosis 4.3
Bedside Manner 4.0
Spends Time with Me 4.1
Follows Up After Visit 4.4

Specialties & Research

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

  • He has special expertise in 4 areas:
  • Dupuytren's Contracture
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)

Education & Awards

Dr. Mahoney graduated from Yale University, New Haven. He has 3 awards.

Patients' Choice Award (2010)
Compassionate Doctor Recognition (2010)
On-Time Doctor Award (2009, 2014)


Dr. Mahoney has 5 hospital affiliations:

  • Methodist Medical Center Of Illinois 
  • Osf Saint Francis Medical Center 


  • English

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Additional Information
Dr. John D Mahoney MD is a male Orthopaedic Surgeon, has 11 years of experience and practices in Orthopaedic Surgery and Orthopaedic Surgery of the Hand.
Where does Dr. John D. Mahoney practice?
Dr. John Mahoney has 1 office location.
Dr. John Mahoney practices Orthopaedic Surgery and Orthopaedic Surgery of the Hand near Peoria, IL.
See Peoria Orthopedic Surgeons.