Chandra Sorrelle graduated from University of Arizona December 2018 with Doctor of Nursing Practice with emphasis in Adult-Gerontology Acute Care. After graduation, she specialized in Pulmonology and has over 5 years of experience in the specialty.
Dr. Patel has practiced pulmonary and sleep medicine in Columbus, GA for over 40 years. He completed his Pulmonary Fellowship at the University of Louisville from 1981-1983.
Dr. Jon Dean, a native of Columbus, GA, graduated from Brookstone High School in 1978 and earned his BS in Biology from Mercer University in 1982. He completed his medical degree at the Medical College of Georgia in 1986, followed by an Internal Medicine residency and a fellowship in Pulmonary Medicine, which he finished in 1991. Since 1992, Dr. Dean has practiced pulmonology in Macon, GA, serving in both private practice and academic roles.
In 1996, Dr. Dean joined the faculty at Mercer University School of Medicine, where he taught pulmonary and critical care medicine, eventually becoming Chair of the Department of Internal Medicine and Program Director for the residency program. He is currently on staff at Atrium Navicent Health, Piedmont Macon, and Regency Hospital. Board-certified in Internal Medicine and Pulmonary Medicine, Dr. Dean's clinical interests include COPD and lung cancer diagnosis. He has also served as President of the Bibb County Medical Society.
Dr. Mark Hendricks, a native of Georgia, earned his Bachelor of Science in Biology from the University of Georgia in 1995 before pursuing his medical degree at the Medical College of Georgia. Following his graduation, Dr. Hendricks completed a fellowship in pulmonary, critical care, and sleep medicine at the Medical College of Georgia in Augusta in 2001. Since then, he has been in private practice in Macon, Georgia, where he has built a reputation for his expertise in lung cancer, asthma, and sleep medicine.
Dr. Hendricks is married to his wife, Shelly, and together they have two children, Matthew and Ruthie. In addition to his professional work, Dr. Hendricks enjoys spending time with his family and is deeply committed to advancing patient care in his fields of interest.
Dr. Don Robinson is a pulmonologist in Macon, Georgia and is affiliated with multiple hospitals in the area, including Piedmont Macon Hospital and Atrium Health Navicent Medical Center. He received his medical degree from the Medical College of Georgia and has been in practice in Macon for decades.
Brittany E. Root, FNP-C is a certified Family Nurse Practitioner with a diverse background in critical care and emergency nursing. She earned her Bachelor of Science degree from the University of South Carolina and completed her nursing education at York Technical College. Brittany furthered her education at Simmons University, where she became a Family Nurse Practitioner.
She holds board certification from the American Academy of Nurse Practitioners and has extensive professional experience, having worked as an Emergency Room Nurse and a Surgical Trauma Intensive Care Nurse. This background equips her with a broad skill set and a deep understanding of patient care in high-pressure environments.
Michael B. Denenberg, MD is a board-certified specialist in Pulmonary Medicine and Sleep Medicine. He completed his medical education at the Chicago Medical School and his residency at Beth Israel Medical Center. Following residency, Dr. Denenberg pursued advanced fellowship training at Northwestern University Medical Center, where he honed his expertise in pulmonary and sleep medicine.
Dr. Denenberg is affiliated with Piedmont Medical Center, where he is actively involved in patient care, conducting hospital rounds and attending to consultations. With a deep commitment to patient well-being, he is known for his thorough approach to diagnosing and treating a wide range of pulmonary and sleep-related conditions.
Board certified in pulmonary disease, sleep medicine and internal medicine, Dr. Rundbaken is a Fellow of the American College of Osteopathic Internists and the College of Chest Physicians.After earning his doctorate at Des Moines University, he completed his residency in internal medicine at Garden City Community Hospital, in conjunction with Michigan State University, and his Pulmonary Fellowship at Botsford General Hospital in Farmington Hills, Michigan.Since his move to Arizona in 1997, Dr. Rundbaken has served as a general pulmonologist treating a variety of pulmonary disorders including COPD, asthma, lung nodules, and our local endemic disease - Valley Fever. When required for diagnoses, bronchoscopies are performed at Banner Health facilities.Dr Rundbaken schedules in-office patient visits Monday through Friday and continues to make hospital rounds.
Shannon Valenzuela MD is a board-certified pulmonologist. She received her undergraduate degree at Arizona State University. She completed medical school at University of Arizona. She has over 25 years of experience. She loves caring for her patients and remains dedicated to her practice. An Arizona native, she was born and raised in Prescott. She is married for 30 years and blessed with 2 amazing daughters. She loves traveling, reading, and the outdoors!
Donald Scicchitano comes to pulmonary medicine by way of emergency medicine. His career started professionally in 1988 as a Nationally Registered paramedic (NREMT-P) in upstate New York, as what is formally known as the prehospital sector. Through those twenty-two years he has been a Chief paramedic, a Lieutenant within the fire service, and four years as a flight paramedic.
Donald Scicchitano graduated from Rochester Institute of Technology in 2009 with a Bachelor of Science, and is board certified as a physician assistant (PA-C) through the NCCPA. While most of his career has been in emergency medicine, additional experience includes Internal medicine, hospitalist medicine, critical care, and surgery. He volunteered with the New York Special Olympics as both a paramedic and PA-C which ended after twenty-five years when he relocated to Arizona.
Donald Scicchitano completed his transition to pulmonary medicine and started full time in September 2023. After relocating to Arizona, he and his wife have lived in Sun City West since 2022. They have three daughters that live in the valley, two are married with one being a military spouse. Interests include Hiking, karaoke, do media/sound for church for those who watch online, and self-teaching the alto saxophone.
Dr. Patel has practiced pulmonary and sleep medicine in Columbus, GA for over 40 years. He completed his Pulmonary Fellowship at the University of Louisville from 1981-1983.
Dr. Csete is a pulmonologist with over 40 years of experience in the field. He completed his medical degree in 1983 at the University of Miami Miller School of Medicine and holds an MBA. Before joining Nimbus, Dr. Csete was the Chief of the Critical Care Division at Mount Sinai Medical Center in Miami Beach.
Alejandra Gines-Orona is a Nurse Practitioner at the Nimbus Columbus clinic.
