Dr. Martin Joseph Leidinger, MD, FCCP, is a board-certified pulmonologist and sleep medicine specialist with decades of clinical experience in pulmonary, critical care, and sleep medicine. He earned his BS from Arizona State University and his MD from the University of Arizona, followed by internship, residency, and pulmonary fellowship training at UCLA. Throughout his career, he has held leadership roles in intensive care, respiratory therapy, and sleep medicine, and currently serves as a staff pulmonologist, procedural pulmonologist, and Medical Director of Respiratory care in Prescott, Arizona. His practice focuses on comprehensive pulmonary and sleep medicine, including advanced pulmonary procedures such as navigational bronchoscopy and EBUS bronchoscopy.

Dr. Eric Harker is the Chief Medical Director at NuvoAir. He is a practicing internal medicine specialist with 20 years of experience building and leading screening and disease management programs. He formerly served as Medical Director of Clinical Prevention for Kaiser Permanente CO and Care Team Medical Director for Iora Primary Care (now One Medical Seniors). Dr. Harker is passionate about providing convenient, personalized, and high quality health care to people with heart and lung diseases.

Dr. Matthew J. Crowe is a pulmonologist. He received his medical degree from Kansas City University of Medicine and Biosciences College of Osteopathic Medicine and has been in practice between 11-20 years. Dr. Matthew J. Crowe has expertise in treating sleep apnea, asthma, hypertension, among other conditions - see all areas of expertise.

Paul J. Williamson, Jr. is a distinguished healthcare professional with over three decades of experience in pulmonology, nursing education, and leadership. He holds a Doctorate of Nursing Education from Capella University, a Master of Science in Nursing from Vanderbilt University, and a Bachelor of Arts in Pastoral Theology from Life Pacific University. Additionally, he earned an Associate of Applied Science in Respiratory Therapy from GateWay Community College. Dr. Williamson is a licensed Registered Nurse and Nurse Practitioner with certifications in Advanced Cardiovascular Life Support and Basic Life Support through the American Heart Association. His career highlights include leadership roles with the Arizona Nurses Association and Tennessee Nurses Association, as well as academic contributions to Middle Tennessee State University’s School of Nursing.

Bill Duff, PA, is board certified by the National Commission on Certification of Physician Assistants (NCCPA) and earned his degree from the State University of New York (SUNY). His career includes time at Rochester Regional Health, Unity Health System, and other healthcare centers in New York. With an undergraduate degree in Health Education, Bill brings a strong foundation in teaching patients how to actively participate in their own care. 

Jenn Lourens RN, BSN graduated from Capella University with her Bachelor of Science and Nursing. Jenn is a dedicated Registered Nurse with 14 years of nursing experience. She has a comprehensive background in various healthcare settings specializing in critical care, complex care, chronic disease management and education, case management, and surgery. With a strong commitment to empowering patients through education, Jenn strives to create supportive environments where patients can learn, take charge of their health, and feel confident in managing their conditions.

Charlotte Purdy, RN, BSN, is a Texas native with over a decade of nursing experience. Her diverse expertise spans endocrinology, internal medicine, women’s health, and fertility. Charlotte is passionate about empowering individuals to become advocates for their own health, guiding them toward improved well-being and a deeper understanding of their healthcare journey.