We now offer Covid and antibody testing by appointment only.
Please call to schedule.
Introducing a new partnership with Ideal Protein to support a medically developed ketogenic weight loss and weight management protocol.
About Practice
Centra Internal Medicine is an internal medicine clinic serving Sun City and Phoenix, Arizona, and the surrounding communities. With individualized treatment plans that incorporate each patient’s medical history, health status, and goals, the team at Centra Internal Medicine works tirelessly toward optimal results with the latest treatments and technologies.
Manish Sahni, MD, is the leading doctor at Centra Internal Medicine. He and his team listen to each patient’s needs and preferences with unmatched compassion and care. From general, regular examinations to rigorous advanced treatment for chronic diseases, they educate and coach each patient throughout their time at Centra Internal Medicine. Because of this, the patient and their family act as key decision-makers in their own care.
In addition, Centra Internal Medicine offers several of the latest technologies in aesthetic and general medicine. With SculpSure®, TempSure®, joint injections, and advanced testing for allergies, patients leave treatment feeling confident and prepared to overcome life’s obstacles.
Whether you’d like to lose weight, improve your joint functioning, control your high blood pressure, or check in with Dr. Sahni on your health, call Centra Internal Medicine or use the online booking tool to make your appointment.

Centra Internal Medicine is an internal medicine clinic serving Sun City and Phoenix, Arizona, and the surrounding communities. With individualized treatment plans that incorporate each patient’s medical history, health status, and goals, the team at Centra Internal Medicine works tirelessly toward optimal results with the latest treatments and technologies.
Manish Sahni, MD, is the leading doctor at Centra Internal Medicine. He and his team listen to each patient’s needs and preferences with unmatched compassion and care. From general, regular examinations to rigorous advanced treatment for chronic diseases, they educate and coach each patient throughout their time at Centra Internal Medicine. Because of this, the patient and their family act as key decision-makers in their own care.
In addition, Centra Internal Medicine offers several of the latest technologies in aesthetic and general medicine. With SculpSure®, TempSure®, joint injections, and advanced testing for allergies, patients leave treatment feeling confident and prepared to overcome life’s obstacles.
Whether you’d like to lose weight, improve your joint functioning, control your high blood pressure, or check in with Dr. Sahni on your health, call Centra Internal Medicine or use the online booking tool to make your appointment.
Our Type of Services
Services
Why Choose Us?
- Each patient receives quality care and an individualized treatment plan
- The practice incorporates the latest technology in the market, including SculpSure- Dr. Sahni provides continued healthcare and sees patients in the hospital
Sculpsure
TempSure
Choose Your Provider
Accepted Insurance
We accept most major insurance plans. If you do not see your plan listed, we may still accept your insurance. Please call the office to verify.