Summary

Dr. Orrin Troum is a rheumatologist specializing in the diagnosis and treatment of conditions affecting joints, muscles, and connective tissues. He earned his medical degree from Universidad Autonoma de Guadalajara in Mexico and completed his internship and residency at LAC-USC Medical Center in Los Angeles, followed by a fellowship in rheumatology at the same institution in 1985. With 47 years of experience treating patients with complex rheumatologic conditions, Dr. Troum brings extensive expertise to his practice. He is fluent in both Spanish and English.

Dr. Troum practices at Saint Johns Regional Medical Center and sees patients at The Doctors of Saint John's Rheumatology in Santa Monica, California. He focuses on treating arthritis and autoimmune diseases that can significantly impact daily life. His approach includes comprehensive back and joint pain management to help patients maintain mobility and comfort. Patients consistently rate him highly, with an average rating of 5.0 stars, reflecting their confidence in his care and expertise.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 5
  • 47 years of experience
  • 23 insurance plans accepted
  • speaks Spanish, English
  • LAC - USC Medical Center Los Angeles CA
  • 788 written reviews
  • 1 award
  • 2 specialties
  • 12 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

  • Click for our Methodology

Office Location

The Doctors of Saint John's Rheumatology

2336 Santa Monica Blvd Ste 207Santa Monica, CA 90404

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Dr. Orrin Marshall Troum, MDDr. Richard H Goldin, MDDr. Chesca Czarina Arbolado BarriosDr. Tanya Selvam
RheumatologyInternal MedicineRheumatologyRheumatology
Accepts New Patients
47 Years of Experience 8 Years of Experience 6 Years of Experience
Virtual Visit Available No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English
Santa Monica , CATorrance , CABurbank , CAWest Hollywood , CA
Med School: Universidad Autonoma de Guadalajara Mexico Med School: University Of California Davis School Of Medicine Med School: David Geffen School Of Medicine At Ucla Med School: University Of California Davis School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Orrin Marshall Troum

  • Accepts Medicare
  • Aetna HMO
  • Aetna Medicare Advantage PPO
  • Aetna PPO
  • Anthem Blue Cross HMO
  • Anthem Blue Cross PPO
  • Blue Shield of CA HMO
  • Blue Shield of CA HMO - Trio
  • Blue Shield of CA Medicare Advantage
  • Blue Shield of CA PPO
  • Cigna HMO
  • Cigna PPO
  • Coventry/First Health PPO
  • Health Net - HMO
  • Health Net PPO
  • HealthSmart (Interplan) PPO
  • Humana Medicare Advantage
  • Multiplan PPO
  • SCAN Medicare Advantage
  • TriWest - Tricare
  • United Healthcare HMO
  • United HealthCare PPO
  • US Family Health Plan - TriCare
  • Vivity by Anthem Blue Cross

Medical Specialties

Dr. Orrin Marshall Troum has the following 2 specialties

Specialty Expertise

Dr. Orrin Marshall Troum has the following 12 areas of expertise

  • Arthritis
  • Gout
  • Knee Osteoarthritis
  • Lupus
  • Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Osteoporosis
  • Psoriasis
  • Psoriatic Arthritis
  • Rheumatic Diseases
  • Rheumatologist
  • Tendinitis

Certifications, License, & Education

47 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Fellowship

LAC - USC Medical Center Los Angeles CA1985
Los Angeles County-USC Medical Center1985

Residency

LAC - USC Medical Center Los Angeles CA1983
Los Angeles County-USC Medical Center1983

Internship

LAC - USC Medical Center Los Angeles CA1981
Los Angeles County-USC Medical Center1981

Medical School

Universidad Autonoma de Guadalajara MexicoGraduated in 1979
Universidad Autonoma de Guadalajara Facultad de MedicinaGraduated in 1979

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Frequently Asked Questions

Where is Dr. Orrin Troum's office located?
Dr. Orrin Troum's office is located at 2336 Santa Monica Blvd Ste 207, Santa Monica, CA, 90404.
Does Dr. Orrin Troum accept virtual/telehealth appointments?
Yes, Dr. Orrin Troum accepts virtual/telehealth appointments. Click the virtual visit button on their Vitals profile.
Which hospitals is Dr. Orrin Troum affiliated with?
Dr. Orrin Troum is affiliated with Saint Johns Regional Medical Center.
How can I make an appointment with Dr. Orrin Troum?
You can find contact information for Dr. Orrin Troum here on Vitals.
Does Dr. Orrin Troum accept my insurance?
You can see the insurance plans that Dr. Orrin Troum accepts on their Vitals profile.

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