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Fellowship-Trained Sports Medicine and Arthroscopy Surgeon
29 years of experience
Accepting new patients
Video profile
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 (5)

The overall average patient rating of Dr. Ronald Karzel, Fellowship-Trained Sports Medicine and Arthroscopy Surgeon is Excellent. Dr. Karzel has been reviewed by 18 patients who have provided 5 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.8
Promptness 4.0
Courteous Staff 4.4
Accurate Diagnosis 4.5
Bedside Manner 4.6
Spends Time with Me 4.5
Follows Up After Visit 4.2

Specialties & Research

Dr. Ronald Karzel, MD is board certified in Orthopaedic Surgery.

  • He has special expertise in 10 areas:
  • Arthroscopic Surgery (Arthroscopy)
  • Hip Osteoarthritis
  • Hip Surgery (Hip Replacement Arthroplasty)
  • Knee Injuries
  • Knee Osteoarthritis
  • Knee Surgery (Knee Replacement Arthroplasty)
  • Osteoarthritis (Hand and Wrist)
  • Rotator Cuff Problem (Shoulder Impingement Syndrome)
  • Shoulder Pain
  • Sports Medicine

Education & Awards

Dr. Karzel graduated from Harvard University , Boston. He has 4 awards.

One of America's Leading Experts on:
Patients' Choice 5th Anniversary Award (2012)
Patients' Choice Award (2008 - 2012, 2014 - 2015)
Compassionate Doctor Recognition (2012, 2014)


Dr. Karzel has 2 hospital affiliations:

  • Valley Presbyterian Hospital 
  • Henry Mayo Newhall Memorial Hospital 


  • English

> > > > Dr. Ronald Karzel, MD

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Additional Information
Dr. Ronald P Karzel MD is a male Orthopaedic Surgeon, has 29 years of experience and practices in Orthopaedic Surgery.
Where does Dr. Ronald P. Karzel practice?
Dr. Ronald Karzel has 2 office locations.
Dr. Ronald Karzel practices Orthopaedic Surgery near Valencia, CA.
See Valencia Surgeons.