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Orthopaedic Surgeon, Surgical Specialist
42 years of experience
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

Patient comments (3)

The overall average patient rating of Dr. John Colias is Average. Dr. Colias has been reviewed by 6 patients who have provided 3 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 3.0
Promptness 1.7
Courteous Staff 1.7
Accurate Diagnosis 3.2
Bedside Manner 2.8
Spends Time with Me 2.8
Follows Up After Visit 3.0

Specialties & Research

Dr. John Colias, MD is board certified in Orthopaedic Surgery.

  • He has special expertise in 3 areas:
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)

Education & Awards

Dr. Colias graduated from Baylor College of Medicine, Houston.


Dr. Colias has 13 hospital affiliations:

  • Huntington Hospital 
  • San Dimas Community Hospital 


  • Greek
  • Spanish
  • English

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Additional Information
Dr. John G Colias MD is a male Orthopaedic Surgeon, has 42 years of experience and practices in Orthopaedic Surgery.
Where does Dr. John G. Colias practice?
Dr. John Colias has 5 office locations.
Dr. John Colias practices Orthopaedic Surgery near Arcadia, CA.
Additional practice locations include: Monterey Park, CA and Montebello, CA.
See Arcadia Orthopedic Surgeons.