Our Staff

Encino Gastroenterologist Office

All our professionals at GASTROENTEROLOGY ASSOCIATES OF SOUTHERN CALIFORNIA maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in gastroenterology.

The brief descriptions below are designed to familiarize you with our staff's training, professional credentials and work experience.


Dr. Mordo Suchov

Dr. Mordo Suchov received his medical degree from the National Autonomous University of Mexico in Mexico City where he was born and raised. After completing medical school in Mexico, Dr. Suchov successfully passed all the required exams to qualify his education as equivalent to an American medical school graduate and compete for postgraduate training positions in the U.S.  Dr. Suchov completed an Internal Medicine Residency at Sinai Hospital of Baltimore, affiliate of The Johns Hopkins University training program. Dr. Suchov was accepted to become a Gastroenterology fellow at Harbor - UCLA Medical Center. He is board certified in Gastroenterology

Dr Suchov began private practice of Gastroenterology, Hepatology and Endoscopy in 1985 and since then has maintained continuous medical education sponsored by the major societies in the specialty. He has also participated in multitude of training workshops to acquire newer skills as they become available. Dr Suchov has been a member of the main organizations and societies in the field.

Dr Suchov has been happily married since 1979 and has three grown children. Dr Suchov and his wife Lina Suchov PhD (Clinical Psychologist) are both busy professionals that also enjoy physical activities such as running, hiking, skiing, biking as well as cultural activities like theater, movies, concerts, etc. They have traveled extensively and cherish the opportunity to visit and learn about other cultures and places. They strive to spend as much time as possible in the company of their family.



Dr. Alan Joseph Naim obtained is Medical Degree at the University of Toledo Medical Center and subsequently performed his internal medical training at USC + Keck Medical Center. He graduated Gastroenterology Fellowship at the University of Arizona, Phoenix Medical Center. As a native Los Angelino, and dedicated to the community, he brings his education from around the country to help and educate patients in the valley. Through compassionate care and illustrative and dynamic teaching, he is able deliver to his patients a deeper understanding of complex gastroenterology diseases. When not working, he enjoys the outdoors including mountain biking, traveling.


Dr. Suchov met Ms Maria Ronquillo APRN, ANP early in their careers, when she was a nursing student at the hospital. Ms Ronquillo rose to become Head Nurse, she then became GI (gastroenterology) Nurse and assisted in multitude of endoscopic procedures. After this she moved to USC University Hospital and rose to become a Liver Transplant Coordinator. Ms Ronquillo then took the opportunity to train as Nurse Practitioner at the California State University, LA program and towards the end of her training reacquainted herself with Dr Suchov and took an internship in his practice. Upon completing this specialty training in Gastroenterology and Hepatology, Ms Ronquillo joined Dr Suchov forming a team that has remained together for more than 10 years.


M.S.N. California State University, Los Angeles, 2002
B.S.N. California State University, Los Angeles , 1999
A.A. East Los Angeles College, 1989
L.V.N. L.A. School District, 1980




Bio coming soon..


Anastasia is an exceptionally skilled Nurse Practitioner with over 20 years of nursing experience with expertise in Gastroenterology.

She often incorporates nutrition, exercise, and functional medicine into her healthcare.

In the past, she has worked at institutions such as UCLA & UCLA Santa Monica Medical Center, Cedars Sinai Medical Center, Children’s Hospital of Los Angeles, and Encino Surgical Center. She has acquired her national board-certification as a Nurse Practitioner by the ANCC (American Nurses Credentialing Center).

In her personal time, Anastasia enjoys ballroom & salsa dancing, singing, playing the piano, and physical fitness.

SONIA BOLIVAR (Lead Encino office)

Bio coming soon..

LAURA DIMAS (Lead Los Angeles office)

Bio coming soon..

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Gastroenterology Associates of Southern California


9:00 am-6:00 pm


9:00 am-6:00 pm


9:00 am-6:00 pm


9:00 am-6:00 pm


9:00 am-6:00 pm