Our Providers Directory
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: 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
Specialty: Mental Health
Kimberley Dorantes or “Kim” is a Licensed Marriage and Family Therapist. She earned her Master’s degree from California State University, Dominguez Hills in Clinical Psychology with a focus on Marriage and Family Studies. She has been in practice as a therapist for 19 years. Her clinical experience includes working with children in play therapy, adults ... read moreSpecialty: Gastroenterology
Dr. Effron is a seasoned gastroenterologist and has been practicing in Orange County for over 40 years. He also speaks fluent German, Spanish, and Yiddish. Dr. Effron is available for appointments at Caduceus Specialty in Yorba Linda and Caduceus Jamboree in Irvine.