
Our Providers Directory


Specialty: Pulmonology, Sleep Medicine
Dr. Mark Chung is a graduate of the University of Buffalo School of Medicine in New York. He did his residency training at University Hospital in Stony Brook, New York and at Long Beach Veterans Administration Medical Center. His sub-specialty training was in pulmonary and critical care and completed in 1987 at Harbor-UCLA Medical Center. ... read more
Specialty: Ob-Gyn
Alicia Clark is a Certified Physician Assistant (PA-C) who specializes in Obstetrics and Gynecology (OB/GYN). She graduated with her Master's Degree from the USC Keck School of Medicine Physician Assistant Program where she was the recipient of a full scholarship for her outstanding academic and extracurricular achievements through the National Health Service Corp (NHSC). During ... read more
Specialty: Podiatry
Dr. Constantine enjoys team sports, and appreciates the importance of keeping patients – both athletes and non-athletes- on their feet and moving. From young adults to seniors, problems with feet or ankles can adversely affect daily life. Dr. Constantine is a diplomat of the National Podiatric Examiners. Dr. Constantine graduated Albright College, with a Bachelor ... read more
Specialty: Adult Primary Care, Physician Assistants and Nurse Practitioners
Xandi has been a patient favorite for many years and sees primary care patients at our Irvine location, Caduceus Jamboree. Reserve an appointment with Xandi... read more
Specialty: Massage Therapy
Joshua's passion for healing the human body through massage therapy started in his youth. He began by working on his mother who suffered from chronic migraines. Joshua received his education at the renowned National Holistic Institute. At Back in Motion Physical Therapy Josh helps patients regain their full range of motion while alleviating their pain ... read more
Specialty: Adult Primary Care, Caduceus Physicians
Dr. DeNicola has cared for primary care patients for over 35 years. He received his Bachelor of Science cum laude and completed medical school at Creighton University and completed his internship and residency at Northridge Hospital (UCLA School of Medicine). Dr. DeNicola remains an assistant clinical professor at University of California, Irvine and is certified ... read more
Specialty: Ob-Gyn
Nathaniel DeNicola, MD, MSHP, FACOG is a board-certified Obstetrician & Gynecologist (Ob-gyn) with Caduceus Medical Group who serves patients at Caduceus for Women in Yorba Linda, Anaheim, and Irvine. He grew up in Los Angeles and Orange County rooting for the Dodgers and Lakers, and during travel always makes In-N-Out his first stop when returning ... read more
Specialty: Adult Primary Care, Physician Assistants and Nurse Practitioners
Mary works as a primary care provider has been a nurse for over 30 years receiving her BSN from Creighton University. She earned her MSN/FNP from California State University, Dominguez Hills and a Doctor of Nursing Practice (DNP) from the Frontier School of Midwifery and Family Nursing. She has worked at Caduceus for over a ... read more