Dr. Justin Marasigan, D.O. earned his medical degree from Kirksville College of Osteopathic Medicine in Missouri. Dr. Marasigan went on to complete his Internal Medicine Residency in the Detroit area and his Gastroenterology specialty training in Erie, Pennsylvania. He applied a variety of experiences from rural offices to large academic centers throughout Western Pennsylvania and Eastern Ohio.
Dr. Justin Marasigan, D.O. earned his medical degree from Kirksville College of Osteopathic Medicine in Missouri. Dr. Marasigan went on to complete his Internal Medicine Residency in the Detroit area and his Gastroenterology specialty training in Erie, Pennsylvania. He applied a variety of experiences from rural offices to large academic centers throughout Western Pennsylvania and Eastern Ohio.
The reviews listed below were collected independently of Unio Specialty Care through rater8. Each review represents an authentic and verified patient experience.
continues to find my gastro problems
Aug-2025
Very nice, informative, helpful, and thorough
Aug-2025
Very thorough. He asked questions and I had a chance to ask questions too. He did not seem rushed.
Jul-2025
Very detailed in his explanation and provided clear feedback to questions
Jul-2025
Would benefit the patient and family if he slowed down a little when talking.
Jul-2025
Explained everything very well and listened to our concerns
Jul-2025
He donned a mask to ensure my safety. His speech was rapid, yet amicable.
Jul-2025
Very thorough and attentive
Jun-2025
I was put in a treatment room and was told the doctor would be him. It will be in a couple of minutes. One hour later, I got up and walked out and rescheduled.
Jun-2025
Very thorough and informative. Stayed with me until he explained everything and asked me if I had questions. Made me feel confortable.
Jun-2025
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GI-Camarillo
4005 Mission Oaks Blvd. Unit A Camarillo, CA 93012
GI-Oxnard
2241 Wankel Way Suite A Oxnard, CA
Dr. Justin Marasigan, D.O. was raised in the Los Angeles area. He earned his undergraduate degree from the University of Southern California and his medical degree from Kirksville College of Osteopathic Medicine in Missouri. Dr. Marasigan went on to complete his Internal Medicine Residency in the Detroit area and his Gastroenterology specialty training in Erie, Pennsylvania. He applied a variety of experiences from rural offices to large academic centers throughout Western Pennsylvania and Eastern Ohio. Prior to joining the team in Ventura County, Dr. Marasigan practiced Gastroenterology for 7 years in Washington State.
When he is not at work, Dr. Marasigan enjoys spending time with his wife, twin son and daughter, and dog Sadie
continues to find my gastro problems
Very nice, informative, helpful, and thorough
Very thorough. He asked questions and I had a chance to ask questions too. He did not seem rushed.
Very detailed in his explanation and provided clear feedback to questions
Would benefit the patient and family if he slowed down a little when talking.
Explained everything very well and listened to our concerns
He donned a mask to ensure my safety. His speech was rapid, yet amicable.
Very thorough and attentive
I was put in a treatment room and was told the doctor would be him. It will be in a couple of minutes. One hour later, I got up and walked out and rescheduled.
Very thorough and informative. Stayed with me until he explained everything and asked me if I had questions. Made me feel confortable.