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.
The Appt felt rushed. I wasn’t asked if I had any questions even though I had a list on my lap.
(6 days ago)
Dec-2025
Very informative and interested in me as a patient
(1 week ago)
Dec-2025
Sound it like AI, with no true answers.
(3 weeks ago)
Dec-2025
Dr M is very to the point. Doesn’t mess around and I like that.
(3 weeks ago)
Dec-2025
Hi is good dactor
(1 month ago)
Nov-2025
Did not get to see him today.
(1 month ago)
Nov-2025
The Dr. was friendly, professional and listened. He answered all my questions and explained the procedure in detail. The office staff was also friendly and helpful.
(1 month ago)
Nov-2025
Excellent Doctor!
(1 month ago)
Nov-2025
The best doctor
(1 month ago)
Oct-2025
Very good dr. Like the way he explain I am 85 so it's hard on me but I trust him very very much . Margaret Gonzales
(1 month ago)
Oct-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
The Appt felt rushed. I wasn’t asked if I had any questions even though I had a list on my lap.
Very informative and interested in me as a patient
Sound it like AI, with no true answers.
Dr M is very to the point. Doesn’t mess around and I like that.
Hi is good dactor
Did not get to see him today.
The Dr. was friendly, professional and listened. He answered all my questions and explained the procedure in detail. The office staff was also friendly and helpful.
Excellent Doctor!
The best doctor
Very good dr. Like the way he explain I am 85 so it's hard on me but I trust him very very much . Margaret Gonzales