Our Providers

Murthy Chamarthy, MD

Dr. Chamarthy is a board-certified Interventional Radiologist at Vascular Institute Texas. He specializes in minimally invasive endovascular revascularization for the treatment of peripheral vascular disease.

He received his medical degree from Rangaraya Medical College in 2002 and completed his residency at Bridgeport Hospital. Chamarthy has been in practice for over 17 years and brings an unmeasurable amount of expertise to Vascular Institute.

Blessings Fanka DNP, MSN, APRN, AGNP-BC

Dr. Blessings Fanka is a Nurse Practitioner at Vascular Institute. She completed her Bachelor of Science in Nursing from the University of Texas at Arlington and her Master of Science in Nursing from Texas Woman’s University. She is board certified through the American Academy of Nurse Practitioners as an Adult-Gerontology Primary Care Nurse Practitioner. Lastly, Dr. Blessings received her Doctorate of Nursing Practice from Texas Woman’s University. She has over fifteen years of experience in the medical field and is dedicated to providing exceptional patient-centered-care.

Stacy Yohannan APRN, FNP – C

Stacy Yohannan is a Board-Certified Family Nurse Practitioner. She earned her Bachelor of Science in Nursing at Holy Family University and committed 15 rewarding years focusing in Vascular specialties. Yohannan also obtained a Master of Science in Nursing with Honors from the University of Texas at Arlington.

Drew C Hunter DC, MD

Dr.Hunter is a board certified Vascular/Interventional and Diagnostic Radiologist at the Vascular Institute. Dr. Hunter received his medical degree from Spartan Health Sciences University in 2004 followed by an additional 7 years of post graduate residency and fellowship training including 1 year of surgery at Maricopa County Hospital, 1 year of physical medicine & rehabilitation at University of Chicago and then 4 years of diagnostic radiology at Maricopa County Hospital. He then furthered his education and training with an additional 1 year of fellowship training in Vascular/Interventional Radiology at University of South Florida in Tampa, FL. He completed all of his training in 2011 and has been practicing full time since then where he has primarily been hospital based at local level one trauma centers in the valley. He is currently credentialed at Dignity Health Chandler Regional and Mercy Gilbert Hospitals as well as Flagstaff Medical Center.

Dr. Hunter is a highly skilled and extremely compassionate physician. He truly cares about his patients and strives for excellence to achieve the best outcome so that they may enjoy a better quality of life. We are proud to have him on our team as a Primary Physician at the Vascular Institute.

Gregory Cordes PA-C

Greg Cordes is a board certified and Arizona state licensed Physician Assistant with Vascular Institute. He strives to provide excellent patient care to his patients to make informed decisions about their health.

Cordes’s orthopedics experience is derived from his practice in Orthopedics, Emergency Medicine and Family practice. In these settings he has evaluated and managed a variety of sports and orthopedic related injuries. He has also first assisted in numerous knee and shoulder surgeries as well and the post-operative care of surgical patients.

Cordes has completed a Masters of science and physician assistant studies at A.T. Still University in Mesa, Arizona. He has completed an emergency medicine internship and a family medicine internship as well.

Cordes was the first physician assistant to be invited and complete Banner Health’s Advanced Leadership Program for Physicians. He served as the provider leader for 30 Physicians, Physician Assistants, and Nurse practitioners at Banner Health’s Urgent Care. In this role he has taught and mentored many new graduate and practicing providers in addition to managing 5 medical clinics

Katherine Lynch AGACNP-C

Katie Lynch is a board-certified Adult Gerontology Acute Care Nurse Practitioner at the Vascular Institue of Phoenix. She received her BSN from Wright State University in Dayton, Ohio in 2011 and her MSN from Walden University in 2019. Lynch has over 7 years of experience working in the specialty of interventional cardiology, endovascular interventions and interventional radiology. Her goal is to support patients in making the best decisions for their health by providing them with education, empowerment and resources to help them reach their goals.