Our Team

Adult GI motility testing

Jeffrey L. Conklin, MD
Medical Director, Robert G. Kardashian Center for Esophageal Health
Director, GI Motility

Kevin Ghassemi, MD
Associate Director, Clinical Programs, Robert G. Kardashian Center for Esophageal Health

Craig Gluckman, MD
Gastroenterology & Motility Testing

Lisa D. Lin, MD, MS
Gastroenterology & Motility Testing

Nipaporn Pichetshote, MD
Gastroenterology & Motility Testing

Pediatric GI motility testing

Jorge H. Vargas, MD
Pediatric GI Motility

GI motility testing care team

Vanessa Cortes, RN, BSN

Sonia Divakaran, RN-BC, BSN

Farhad Nowrouzian, RN, BSN

Obie Veloso, RN

Gastroenterologists for clinic visits

Our general gastroenterologists are located across Los Angeles county and are also available by telemedicine.

Interventional endoscopy - Advanced procedures for motility disorders

V. Raman Muthusamy MD, MAS
Interventional Endoscopy
Transoral Incisionless Fundoplication (TIF)

Alireza Sedarat, MD
Interventional Endoscopy
Peroral Endoscopic Myotomy (POEM)

Adarsh M. Thaker, MD
Interventional Endoscopy
Transoral Incisionless Fundoplication (TIF)

GI health psychologist, GI nutrition and GI integrative health & wellness

Christina T. Gentile, PsyD, MA, ABPP
Clinical Health Psychologist - Westwood

Nancee Jaffe, MS, RDN
Registered Dietitian - Westwood

Natalie Manitius, MPH, RDN
Registered Dietitian - Santa Monica

Kelly McNulty, MS, RDN
Registered Dietitian - North Hollywood and Westwood

Janelle Smith, MS, RDN, CEDRD
Registered Dietitian - Torrance

Suzanne Smith, MSN, NP, CMT-P
Integrative Health Practitioner - Westwood

Clinician scientist

Elizabeth J. Videlock, MD, PhD