Justin Marasigan, DO

Practice: Unio Specialty Care

Specialty: Gastroenterology

Office locations: Camarillo, Oxnard

Most recent review: 6 days ago New
4.7 out of 5
500 Ratings
179 Comments

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.

4.7 out of 5
500 Ratings
179 Comments

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.

All the staff was wonderful and professional. Very sweet and peasant.personal

Rated 5 out of 5 stars
(6 days ago) Oct-2026

Great explaining and took the time to get all my questions answered.

Rated 5 out of 5 stars
(1 week ago) Oct-2026

Dr. Marasigan was very friendly, but he did not speak louder to compensate for my hearing loss.

Rated 4 out of 5 stars
(1 week ago) Oct-2026

Knowledgeable and professional.

Rated 5 out of 5 stars
(1 week ago) Oct-2026

He is excellent!

Rated 5 out of 5 stars
(1 week ago) Oct-2026

Mr. Marasigan, Was Very Good at explaining what my colonoscopy will entail. I was impressed with his knowledge and with his attention to details. He has put my mind at ease. Thank You Sir.

Rated 5 out of 5 stars
(2 weeks ago) Oct-2026

Kind, great communication, answered questions well - excellent staff.

Rated 5 out of 5 stars
(2 weeks ago) Oct-2026

Dr Marasigan was very knowledgeable, explained everything in detail and addressed all of my concerns. He was patient and allowed me to ask any questions that i needed answered.

Rated 5 out of 5 stars
(3 weeks ago) Oct-2026

Very thorough

Rated 5 out of 5 stars
(3 weeks ago) Oct-2026

Great

Rated 5 out of 5 stars
(3 weeks ago) Oct-2026