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DIABETES CLINICAL TRIAL ENROLLING NOW!

Welcome! Feel free to give us a phone call if you have any questions or concerns. Our phone number is 714-635-7100. ​ Thank you!

Orange County Research Institute

Helping to Build a Healthier Tomorrow

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Dr. Grace Young

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Dr. Rosario Retino

Meet Our Doctors

Putting Patients First

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Dr. Steve Sitar

Doctor's Desk

Dr. Grace Young, is an admitting physician at Anaheim Regional Medical Center.  Her specialty is Internal Medicine.  She's been  serving OC for over 40  years as a physician and has over 10  years  clinical research experience.

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Education

University of Illinois College of Medicine

Dr. Steve Sitar,  is an admitting physician at Anaheim Regional Medical Center.  He is an Internal Medicine Specialist for 28 years. He also has over 15 years of clinical research experience  and was Principal Investigator for over 135 clinical research studies. 

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Education

Medical School - 

Faculty of Medicine, Pavol Jozef Safarik University in Kosice, Slovakia

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Dr. Rosario Retino, is an admitting physician at both San Antonio Regional Hospital and Pomona Valley Hospital Medical Center. She is a Pediatrician Specialist for 25 years in the city of Ontario CA.  She also has over 10 years of clinical research experience and was Principal Investigator for over 25  clinical research studies.

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Education

She completed her Pediatrics Residency at St. Joseph's Children Hospital in New Jersey then at White Memorial Medical Center in Los Angeles

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Contact us

Contact Us:

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Monday-Friday: 9am to 5pm

Saturday: Closed

Sunday: Closed

1801 W Romneya Dr.  Suite 409

Anaheim, CA 92801

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