Optum Primary Care–Sun City

Nicole Calma, APRN

Nicole Calma is a board certified Family Nurse Practitioner. She was born in the Phillippines and has worked as a nurse in Phoenix since 2014. Nicole Calma has experience in in-home care and ER nursing and has worked with all ages. She is a compassionate and dedicated provider who advocates for patients’ rights and strives to provide the best care

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Crisanto Melchor, ACNP-C

Bio will be available soon.

Rajesh Bhakta, MD

Dr. Bhakta completed his B.S Biochemistry at the University of Arizona in 1994 and completed his Residency in Internal Medicine at the Maricopa Medical Center in Phoenix. He is Board Certified through the American Board of Internal Medicine as well as an Associate Member of the American College of Physicians. In addition, Dr. Bhakta is an Adjunct Professor at Midwestern

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