Medical Director
Robert S. Rosenberg, D.O., FCCP

Dr. Rosenberg is board certified in Sleep Medicine, Pulmonary Diseases, and Internal Medicine. He is a fellow of the American College of Chest Physicians and is a member of the American Academy of Sleep Medicine, American Board of Internal Medicine, American Board of Pulmonary Medicine, American Medical Association and the American Thoracic Society. He has been involved in sleep medicine for over twenty years. Prior to moving to Arizona, Dr. Rosenberg was an Associate Professor of Pulmonary Medicine at the Chicago College of Osteopathic Medicine. Dr. Rosenberg obtained his medical degree at the Philadelphia College of Osteopathic Medicine. After completing his internship at LeRoy Hospital in New York, and his residency at Cook County Hospital in Chicago, he completed a pulmonary fellowship at the College of Medicine and Dentistry of New Jersey. Dr. Rosenberg distributes a quarterly newsletter to the area primary care providers, and is a columnist for the Prescott Daily Courier. His question and answer column is included every Sunday in the Daily Courier’s “Vitality” section.

Adult Nurse Practitioner
Jean Anderson, MSN, RNP, APRN-BC

Jean Anderson cares for patients as an adult nurse practitioner specializing in management of sleep disorders in both Prescott Valley and Flagstaff. She has over 18 years of experience as a primary care provider specializing in adult and internal medicine in a variety of settings, including the University of New Mexico and the Dept. of Veterans Affairs. She is an award winning nurse educator, leader, and US Air Force nurse corps veteran. She received her BS degree in Nursing from California State University, Sacramento and her MS degree as an adult/occupational health nurse practitioner from the University of California, San Francisco.

Physician Assistant
Robert Cicarrelli, PA-C

Clinical Director
Mari J. Hirst, RPSGT, RRT, CPFT, CCRC

Mari Hirst has an extensive background in the field of Sleep Medicine, including over 25 years experience managing sleep centers in Michigan, California and Arizona.  She has worked with patients of all ages, from neonates to seniors.  Her past experience includes overseeing multiple pharmaceutical research projects, as well as clinical lab management.  She is board registered in Sleep and Respiratory Therapy, and certified in Pulmonary Function Testing and Cardiopulmonary Diagnostics.  She has devoted most of her professional career to helping patients with sleep-disordered breathing, including years of volunteer work for the AWAKE (Alert, Well, and Keeping Energetic) network.

Clinical Coordinator: Flagstaff Center
Amber Sullins, RPSGT

Clinical Coordinator: Prescott Valley Center
Kelly Piper, RN, RPSGT

Office Manager
Shannon Goetzinger

Medical Transcriptionist: Prescott Valley Center
Jane Allen

Front Office Manager: Flagstaff Center
Ashley Blake

Sleep Technician
Heather Boyer

Sleep Technician
Trisha Gipson

Sleep Technician
Sabin Hernandez

Sleep Technician
Ben Lawrence

Sleep Technician
Matthew Leo

Sleep Technician
Christina Piper

Sleep Technician
Joseph Stults