Meet The Team
Dr. Thomas received her undergraduate degree from the University of California Berkeley. She attended osteopathic medical school at the Western University of Health Sciences in Pomona, California and completed her post-graduate medical training in Phoenix, Arizona.

Dr. Thomas is board-certified by the American Board of Internal Medicine. She has held faculty appointments at the University of Arizona School of Medicine, Mayo Clinic Scottsdale, and Loma Linda University School of Medicine. 

In practice for over 20 years with a focus on weight management for the past 11 years, Dr. Thomas has treated thousands of patients helping them to lose weight, feel better about their bodies, and improve their health.
Dr. Kim Thomas
Medical Director
Sheh received her undergraduate degrees in Biology and Sociology from University of California, Santa Barbara in 2003 and a Masters degree in Biology from California State University, Northridge in 2006.

Sheh considered going to medical school, but then realized that becoming a PA (Physician Assistant) was a wonderful way to practice medicine as a mid-level provider. Sheh graduated from Duke University Physician Assistant program in 2009 and after a year of family practice worked in pain management in San Diego for almost 4 years. She moved to Temecula with her family in 2013 and has since worked here at Bear Creek. Sheh has a lot of energy which she uses to help others live healthier lifestyles. She loves spending time with her 4 kids and her husband.
Sheh Kureshi, P.A.-C.
​Sitha completed her undergraduate degree from Cal State Los Angeles and went on to complete her Physician Assistant studies at University of Findlay in Ohio. She has been practicing medicine for the past 10 years in several different specialties including medical weight loss, women’s health, urgent care, and most recently in occupational medicine. She has great pride in working in medical weight management as it is something she holds dear to her heart. She successfully lost 50 pounds utilizing a medical weight loss program 12 years ago and has proudly maintained her weight goal. Therefore, she is a true believer of the program and takes pride in helping each and every patient achieve their personal weight loss goal.
Sitha Sngoun, P.A.-C.

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​951-678-9059