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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Orrin Marshall Troum, MDJeannie Marie JohnsonDr. Jennifer Heejin Jang, MDDr. Sandy Lee, DO
RheumatologyNurse PractitionerRheumatologyRheumatology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
47 Years of Experience 21 Years of Experience 8 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks English
Santa Monica , CALong Beach , CABaldwin Park , CALa Palma , CA
Med School: Universidad Autonoma de Guadalajara Mexico Med School: Keck School Of Medicine Of The University Of Southern California Med School: Lake Erie College Of Osteopathic Medicine Bradenton Campus
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Insurance Plans Accepted by 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

Orrin Marshall Troum has the following 2 specialties

Specialty Expertise

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

Orrin Marshall Troum holds an active medical license in the state of California.

Medical License

Medical Doctor with an active medical license in the state of California that expires in 2026.

Education & Training

Fellowship

Completed their fellowship at LAC - USC Medical Center Los Angeles CA in 1985 and Los Angeles County-USC Medical Center in 1985.

Residency

Completed their residency at LAC - USC Medical Center Los Angeles CA in 1983 and Los Angeles County-USC Medical Center in 1983.

Internship

Completed their internship at LAC - USC Medical Center Los Angeles CA in 1981 and Los Angeles County-USC Medical Center in 1981.

Medical School

Graduated from Universidad Autonoma de Guadalajara Mexico in 1979 and Universidad Autonoma de Guadalajara Facultad de Medicina in 1979.

NPI Number

Orrin Marshall Troum's NPI number is 1821032608.

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Frequently Asked Questions

Does Orrin Troum accept my insurance?
You can see the insurance plans that Orrin Troum accepts on their Vitals profile.
How can I make an appointment with Orrin Troum?
You can find contact information for Orrin Troum here on Vitals.
Where is Orrin Troum's office located?
Orrin Troum's office is located at 2336 Santa Monica Blvd Ste 207, Santa Monica, CA, 90404.
What languages does Orrin Troum speak?
Orrin Troum speaks Spanish and English.
Which hospitals is Orrin Troum affiliated with?
Orrin Troum is affiliated with Saint Johns Regional Medical Center.

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