Meet Our Providers

David Towns, MD
Our founder and medical director, Dr. David Towns, has dedicated his career to caring for patients with all types of chronic pain. He is a board-certified Anesthesiologist fellowship trained Interventional Pain Management.

Bogdan Anghel, MD
Dr. Bogdan Anghel is double board certified in Physical Medicine, Rehabilitation and Pain Medicine. With his extensive background and education, he brings a comprehensive approach to diagnosing and treating pain to his patients.

Masoud Sultani, MD
Dr. Sultani is a Phoenix native. He attended Arizona State University where he obtained his degree in biomedical engineering. Following his undergraduate studies, Dr. Sultani attended the University of Arizona for medical school, anesthesiology residency, and finally fellowship training in chronic pain management. While at the University of Arizona, Dr. Sultani was elected the chief resident of anesthesiology and was awarded the Burnell Brown, MD, PhD Award, which is given annually to the resident physician who best demonstrates care with patients, teamwork, and dedication to the profession of anesthesiology. Dr. Sultani’s interests outside of medicine include spending time with his friends and family. He also enjoys sports, particularly basketball and football. In his free time, he likes to read about social psychology, nutrition, and longevity.

Bonita Jones
Bonita Jones’s personal mission is ‘make a difference in her patient’s lives through multidisciplinary care’. Jones serves as an Acute Care Nurse Practitioner at Sun Main Management with almost 30 years’ experience.

John Kycey is a Nurse Anesthetist with experience in pain management since 2010.

Julie Overbey, NP
A dual certified Nurse Practitioner in acute care and family practice, Ms. Overbey works with patients to improve their quality of life and pain experience.

Mandy Neblett, NP
A Family Nurse Practitioner at Sun Pain Management, Ms. Neblett is board certified in critical care and cardiac medicine. With 15 years’ experience, she specializes in injection therapy, including trigger point injections, carpal tunnel injections, minor and major joint injections.

Sue Hesketh, NP
A board-certified Family Nurse Practitioner, Ms. Hesketh has experience in pain management, orthopedics, internal medicine, pre-and post-operative care, physical medicine, rehabilitation, and home health. Her goal in treating her patients is to empower them to manage their pain and increase their quality of life.

Nadine Shivers, NP
Nadine graduated from Grand Canyon University earning different degrees over the years. Her experience in healthcare spans two decades; she began as an RN with in-depth knowledge in various specialties. Nadine’s goal in the pain management field is to provide excellent patient care, assist the patient in reducing pain and to help them regain optimal function. An Arizona resident since 2005, she and her family consider it home and enjoy all that this beautiful state has to offer.