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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 (2)

The overall average patient rating of Dr. Frederick Dietz is Excellent. Dr. Dietz has been reviewed by 7 patients who have provided 2 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 3.7
Courteous Staff 4.6
Accurate Diagnosis 3.7
Bedside Manner 3.7
Spends Time with Me 3.7
Follows Up After Visit 3.2

Specialties & Research

Dr. Frederick Dietz, MD is board certified in Orthopaedic Surgery.

  • He has special expertise in 7 areas:
  • Arthritis
  • Cerebral Palsy
  • Clubfoot
  • Developmental Bone Diseases
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteotomy

Education & Awards

Dr. Dietz graduated from Columbia University, New York. He has 3 awards.

One of America's Leading Experts on:
Castle Connolly's Top Doctors™ (2013)
Patients' Choice Award (2014)


Dr. Dietz has 3 hospital affiliations:

  • Van Matre Healthsouth Rehabilitation Hospital 
  • Rockford Memorial Hospital 
  • University Of Iowa Hospital & Clinic 


  • Spanish

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Additional Information
Dr. Frederick Richard Dietz MD is a male Orthopaedic Surgeon, has 34 years of experience and practices in Orthopaedic Surgery.
Where does Dr. Frederick R. Dietz practice?
Dr. Frederick Dietz has 2 office locations.
Dr. Frederick Dietz practices Orthopaedic Surgery near Iowa City, IA.
Additional practice locations include: Rockford, IL.
See Iowa City Orthopedic Surgeons.