All posts by Dr. A Mehta


Angel Bustamante, PA-C.

Angel Bustamante PA-C completed his Bachelor’s degree in Biological Sciences at California State University Fullerton. He then earned his Master’s degree in Physician Assistant Studies at Western University of Health Sciences in the city of Pomona. He is nationally certified as a Physician Assistant. He grew up in Orange County prior to settling in the Inland Empire and has been treating Rheumatic diseases and performing joint injections since 2003. He enjoys snowboarding, jet skiing, traveling, exercising and spending time with his family and friends. He aspires to make a difference in his community by providing compassionate care and improving the quality of life of his patients.


Lisa Asfahani, PA-C

Lisa Asfahani PA-C is a California native originally from the San Francisco Bay Area. She is a nationally certified and state licensed PA-C (physician assistant). She graduated from California State Polytechnic University with her degree in Biology, continued on to complete her Master’s degree in Physician Assistant Sciences from Loma Linda University’s Physician Assistant Graduate program in 2011 and is currently completing her Doctorate degree in Health Sciences at AT Still University. She is experienced in both Rheumatology as well as in General Medicine with involvement in numerous clinical studies in the field of Rheumatology. Lisa’s philosophy of care is to offer the highest quality of care to each individual patient while seeing each patient/provider interaction as an opportunity serve, to teach, and to heal. While medicine is Lisa’s passion she also enjoys travel, the outdoors, and spending time with family whenever she can. She believes in building a strong rapport with her patients which allows her to work closely with them to better manage their disease, both physically and emotionally. Simply put, her goal is to help each patient to achieve a better quality of life.

Deni Mehta

Deni Mehta – co-founded the medical practice with her husband on June 14th, 1983 in the city of Hemet, California. Deni has a Bachelors degree in Chemistry and a Bachelors degree in Education. Deni is the Practice Administrator for Southland Arthritis and is also a certified DEXA technician. Deni has been instrumental to the growth of Southland Arthritis and has established strong business relationships with other providers and administrators. Deni enjoys reading, traveling and spending time with her family.