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Orthopaedic Surgeon, Surgical Specialist
12 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).

Learn more about Dr. Theodore Gregorius:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (22)

The overall average patient rating of Dr. Theodore Gregorius is Excellent. Dr. Gregorius has been reviewed by 53 patients who have provided 22 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.8
Promptness 4.6
Courteous Staff 4.7
Accurate Diagnosis 4.9
Bedside Manner 4.9
Spends Time with Me 4.9
Follows Up After Visit 4.6

Specialties & Research

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

Education & Awards

Dr. Gregorius graduated from Loma Linda University. He has 7 awards.

Patients' Choice 5th Anniversary Award (2012 - 2015)
Patients' Choice Award (2008 - 2015)
Compassionate Doctor Award - 5 Year Honoree (2013 - 2015)
Compassionate Doctor Recognition (2009 - 2015)
Top 10 Doctor - Metro Area (2014)
Inland Empire
Orthopaedic Surgeon
Top 10 Doctor - City (2014)
Loma Linda, CA
Orthopaedic Surgeon
On-Time Doctor Award (2009)


Dr. Gregorius has 6 hospital affiliations:

  • Redlands Community Hospital 
  • Stanford Hospital and Clinics 


  • Spanish
  • English

> > > > Dr. Theodore Gregorius, MD

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Additional Information
Dr. Theodore K Gregorius MD is a male Orthopaedic Surgeon, has 12 years of experience and practices in Orthopaedic Surgery and Surgery.
Where does Dr. Theodore K. Gregorius practice?
Dr. Theodore Gregorius has 1 office location.
Dr. Theodore Gregorius practices Orthopaedic Surgery and Surgery near Colton, CA.
See Colton Orthopedic Surgeons and Colton Surgeons.