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.
Excelente doctor
(1 week ago)
Oct-2025
Very thorough and communicative.
(1 week ago)
Oct-2025
Dr. Marasigan explained the procedure that was about to be performed very well.
(1 week ago)
Oct-2025
Patient with explanations. Thorough.
(1 week ago)
Oct-2025
I really like the dr. He answered all my questions and was very helpful.
(1 month ago)
Sep-2025
Took the time to explain everything to me. Very friendly! Thanks :)
(1 month ago)
Sep-2025
He is a good listener and very knowledgeable, discussed possibilities for future care, as well as the current options. Felt like he has my mom’s best interest at heart.
(1 month ago)
Sep-2025
Explained everything. Gave me plenty of time to ask questions.
(1 month ago)
Sep-2025
Certainly has accurate empathy for my position at this time. I would feel comfortable
(1 month ago)
Aug-2025
patients have things to take care of. Need to show up on time.
(1 month ago)
Aug-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
Excelente doctor
Very thorough and communicative.
Dr. Marasigan explained the procedure that was about to be performed very well.
Patient with explanations. Thorough.
I really like the dr. He answered all my questions and was very helpful.
Took the time to explain everything to me. Very friendly! Thanks :)
He is a good listener and very knowledgeable, discussed possibilities for future care, as well as the current options. Felt like he has my mom’s best interest at heart.
Explained everything. Gave me plenty of time to ask questions.
Certainly has accurate empathy for my position at this time. I would feel comfortable
patients have things to take care of. Need to show up on time.