Browse Health
Orthopaedic Surgeon, Surgical Specialist
11 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 (19)

The overall average patient rating of Dr. Theodore Gregorius is Excellent. Dr. Gregorius has been reviewed by 35 patients who have provided 19 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.8
Promptness 4.7
Courteous Staff 4.6
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 4.6

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

Similar doctors nearby

Dr. Philip Reiswig

Orthopaedic Surgery
50 years experience
Loma Linda, CA

Dr. Eric Lim

Orthopaedic Surgery
8 years experience
Loma Linda, CA

Dr. Mark Stern

Orthopaedic Surgery
Loma Linda, CA

Dr. Matilal Patel

Orthopaedic Surgery
46 years experience
Loma Linda, CA

Dr. Thomas Donaldson

Orthopaedic Surgery
27 years experience
Loma Linda, CA

Dr. Hasan Syed

Orthopaedic Surgery
7 years experience
Loma Linda, CA
Search All Similar Doctors
Additional Information
Dr. Theodore Gregorius MD is a male Orthopaedic Surgeon, has 11 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.