Our Doctors


Dr. Rajender Singh has been practicing internal medicine for over 25 years. He graduated from the prestigious University College of Medical Sciences in New Delhi, India in 1987, and completed his residency at Rush University in Chicago in 1995. He went on to practice in various hospitals in Chicago, before entering private practice in 2001.

In 2012, Dr. Singh opened Alpha Medical Centre, an Internal Medicine clinic with locations in Alpharetta, GA and Cumming, GA, where he continues to practice today.

Dr. Singh believes in practicing medicine in a holistic manner, facilitating and fortifying the body’s power to heal itself. He is board certified in integrative medicine after completing a fellowship at the Andrew Weil Center for Integrative Medicine, and is also completing a certification in functional medicine through The Institute of Functional Medicine.

At this time, Dr. Singh only sees patients at his clinic locations in the state of Georgia. Patients who wish to see Dr. Singh should contact Alpha Medical Centre for an appointment.


Dr. Bhavna Singh is a naturopathic doctor and certified Ayurvedic practitioner. After graduating from Emory University in Atlanta, GA with a dual degree in neuroscience and history, she attended the National University of Natural Medicine in Portland, OR and the Ayurvedic Institute in Albuquerque, NM. She began practicing in 2019 and currently sees patients in New Mexico, Georgia, and virtually.

Dr. Bhavna believes in food and lifestyle as medicine. She focuses on optimizing the underlying “terrain” of a patient’s health and then solving deeper problems by discovering their root cause. She is currently training in functional medicine through The Institute of Functional Medicine.

Dr. Bhavna is also a skincare enthusiast and has an Ayurvedic skincare line that she co-founded with her sister: Pure Alchemy Beauty.

Patients who wish to work with Dr. Bhavna should contact her through her professional Instagram account.