John Zeroogian, MD

Practice: Unio Specialty Care

Specialty: Gastroenterology

Office locations: Pasadena, CA

Most recent review: 1 week ago Recent
5.0 out of 5
136 Ratings
43 Comments

John Zeroogian, MD, is fellowship-trained in gastroenterology. He graduated summa cum laude from Springfield College and earned his medical degree from the University of Pittsburgh, where he graduated first in his class. He completed his medical residency at Massachusetts General Hospital in Boston and his gastroenterology fellowship at Beth Israel Hospital and Harvard Medical School.

5.0 out of 5
136 Ratings
43 Comments

John Zeroogian, MD, is fellowship-trained in gastroenterology. He graduated summa cum laude from Springfield College and earned his medical degree from the University of Pittsburgh, where he graduated first in his class. He completed his medical residency at Massachusetts General Hospital in Boston and his gastroenterology fellowship at Beth Israel Hospital and Harvard Medical School.

The reviews listed below were collected independently of Unio Specialty Care through rater8. Each review represents an authentic and verified patient experience.

I would definitely recommend this doctor and clinic. Everyone is so friendly and keeps you comfortable throughout your visit, showing real concern for patient health.

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

He was very kind and took tiime to explain the procedure. He also explained the results promptly after the procedure.

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

The best everyone and everything above good

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

A warm manner, good at explaining things.

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

Excellent!!!!

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

Very good Doctor thank you for everything you done for my good health

Rated 5 out of 5 stars
(1 month ago) Sep-2026

Awesome service! Dr. Zeroogian was friendly and put me at ease.

Rated 5 out of 5 stars
(1 month ago) Sep-2026

He is very professional and made me feel comfortable with my Endoscopy and Colonoscopy

Rated 5 out of 5 stars
(1 month ago) Sep-2026

All around great experience. Physician is knowledgeable and personable, staff is caring and efficient. Couldn’t ask for more

Rated 5 out of 5 stars
(2 months ago) Sep-2026

Always Great!

Rated 5 out of 5 stars
(3 months ago) Jul-2026