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.
Hi is good dactor
(2 weeks ago)
Nov-2025
Did not get to see him today.
(2 weeks 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.
(2 weeks ago)
Nov-2025
Excellent Doctor!
(2 weeks 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
Good Doctor
(1 month ago)
Oct-2025
He is very detailed on explaining everything about my care plans.
(1 month ago)
Oct-2025
This doctor is great
(1 month ago)
Oct-2025
Excelente doctor
(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
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
Good Doctor
He is very detailed on explaining everything about my care plans.
This doctor is great
Excelente doctor