Our team
Meet our providers
Muhammad S. Siddiqui, M.D.
Dr. Siddiqui graduated from Sindh Medical College in Karachi, Pakistan in 2008. Dr. Siddiqui completed his Residency in Internal Medicine at St. Luke's Hospital in St. Louis, Missouri in 2014. He went on to do his Fellowship in Endocrinology at The University of Texas Southwestern Medical Center in Dallas, Texas in 2014. He served as Chief Fellow in the Department of Endocrinology in his last year of Fellowship before transitioning into private practice.
In his free time, Dr. Siddiqui likes to spend time and travel with his family. He has two boys and they enjoy swimming together. He is passionate about cars. Dr. Siddiqui enjoys hosting and cooking and his favorite sport is cricket. His guilty pleasure is ice cream!
Celina Paras, PA-C, MSc, RD
Outside the clinic, Celina enjoys spending time with her loved ones, experimenting with new recipes, traveling, and exploring the outdoors with her dog.
Patricia Sanchez, FNP-C
Patricia is a board-certified nurse practitioner with experience in endocrinology, internal medicine, and family practice. She earned her undergraduate degree from California State University, Fullerton, and her graduate degree as a Family Nurse Practitioner from California State University, Long Beach.
Before becoming a nurse practitioner, Patricia worked as a registered nurse in the Cardiac ICU at LA County General Hospital during the COVID-19 pandemic. She is passionate about providing personalized, evidence-based care and helping her patients build healthier, more active lives.
Outside of work, Patricia enjoys spending time with her husband and four children. She is also a functional fitness athlete who loves hybrid races and competitions. She recently completed HYROX Anaheim in December 2025 while five months pregnant—a reflection of her belief that movement, strength, and fitness can be an important part of a healthy lifestyle at every stage of life.
