Summary

Dr. James Ma is a gastroenterologist with 36 years of experience treating digestive system disorders. He earned his medical degree from Virginia Commonwealth University School of Medicine and has dedicated his career to helping patients with complex gastrointestinal conditions.

Dr. Ma practices at Kaiser Permanente Riverside Medical Center in Riverside, California. He specializes in treating diverticular disease, abdominal pain, and diverticulosis. His expertise includes performing colonoscopies and lower GI endoscopies to diagnose and treat digestive issues. Dr. Ma also conducts pathology tests to provide comprehensive care for his patients. Patients have given him an average rating of 1.5 on Vitals.

Overview based on verified provider data

Quick Facts

  • 1.5
  • 36 years of experience
  • 24 insurance plans accepted
  • Virginia Commonwealth University School Of Medicine
  • 2 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis

Office Location

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Dr. James Sungjune Ma, MDJan Seiler, APRNJi Soo Choi, APRNChimdi Mfebe, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
1.5 
36 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English
Riverside , CAMontgomery , ALSACRAMENTO , CALittle Rock , AR
Med School: Virginia Commonwealth University School Of Medicine Med School: Georgia State University Med School: New York University Med School: Chamberlain University College of Nursing
Current Profile
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Insurance Plans Accepted by Dr. James Sungjune Ma

  • AlphaCare
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • CalOptima
  • Cigna
  • Contra Costa Health Plan
  • Humana
  • Humana - HMO
  • Inland Empire Health Plan
  • Inland Empire Health Plan - Medicaid
  • Kaiser Permanente
  • Kaiser Permanente - DHMO
  • Kaiser Permanente - Medicaid (Managed)
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • Medicare
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid
  • Optum Health
  • Texas Children's Health Plan
  • Tricare

Medical Specialties

Dr. James Sungjune Ma has the following specialty

Specialty Expertise

Dr. James Sungjune Ma has the following 10 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

36 Years Experience

Dr. James Sungjune Ma holds an expired medical license in the state of California.

Medical License

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

Education & Training

Medical School

Graduated from Virginia Commonwealth University School Of Medicine in 1990.

NPI Number

Dr. Ma's NPI number is 1295802007.

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Frequently Asked Questions

Does Dr. James Ma accept my insurance?
You can see the insurance plans that Dr. James Ma accepts on their Vitals profile.
Is Dr. James Ma accepting new patients?
Dr. James Ma has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. James Ma affiliated with?
Dr. James Ma is affiliated with Kaiser Permanente Riverside Medical Center.
Does Dr. James Ma accept virtual/telehealth appointments?
Dr. James Ma has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. James Ma?
You can find contact information for Dr. James Ma here on Vitals.

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