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Orthopaedic Surgeon, Surgical Specialist
10 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

  • Currently 4 of 4 stars
Patient comments (19)

The overall average patient rating of Dr. Theodore Gregorius is Excellent. Dr. Gregorius has been reviewed by 32 patients who have provided 19 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 3.9
  • Currently 3.8695652173913 of 4 stars
Promptness 3.8
  • Currently 3.7826086956522 of 4 stars
Courteous Staff 3.7
  • Currently 3.6521739130435 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 3.7
  • Currently 3.7222222222222 of 4 stars

Specialties & Research

  • He has special expertise in 2 areas:
  • Hip Osteoarthritis
  • Knee Osteoarthritis

Education & Awards

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

Patients' Choice 5th Anniversary Award (2012 - 2014)
Patients' Choice Award (2008 - 2014)
Compassionate Doctor Award - 5 Year Honoree (2013)
Compassionate Doctor Recognition (2009 - 2013)
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:

  • Stanford Hospital and Clinics 
  • Redlands Community Hospital 


  • Spanish

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Additional Information
Dr. Theodore Gregorius MD is a male Orthopaedic Surgeon, has 10 years of experience and practices in Orthopaedic Surgery and Surgery.
Where does Dr. Theodore Gregorius practice?
Dr. Theodore Gregorius has 7 office locations.
Dr. Theodore Gregorius practices Orthopaedic Surgery and Surgery near Loma Linda, CA.
Additional practice locations include: Colton, CA and Long Beach, CA.
See Loma Linda Orthopedic Surgeons and Loma Linda Surgeons.