Cardiologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Chiropractor providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dentist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dermatologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Family Physician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
OB-GYN providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Ophthalmologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Orthopedic Surgeon providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Pediatrician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Physical Therapist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Podiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Psychiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dr. Byrd comes to StatCare to practice in the field of pulmonary and critical care medicine with a special interest in advanced pulmonary diagnostics utilizing bronchoscopic computer navigation and endobronchial ultrasound techniques for diagnosing lung lesions. She graduated from Harvard University in 1986. Dr. Byrd completed both Residency in 1995 and her Fellowship in 1998 at the University of Alabama. She received her board certification from the American Board of Internal Medicine in 1995, Pulmonary Disease in 1998, Critical Care Medicine in 2010 and currently remains board certified in these fields. Dr. Byrd is the Medical Director for Outpatient Services for StatCare. She is a member of the American College of Chest Physicians and the Tennessee Medical Association.
Dr. Byrd comes to StatCare to practice in the field of pulmonary and critical care medicine with a special interest in advanced pulmonary diagnostics utilizing bronchoscopic computer navigation and endobronchial ultrasound techniques for diagnosing lung lesions. She graduated from Harvard University in 1986. Dr. Byrd completed both Residency in 1995 and her Fellowship in 1998 at the University of Alabama. She received her board certification from the American Board of Internal Medicine in 1995, Pulmonary Disease in 1998, Critical Care Medicine in 2010 and currently remains board certified in these fields. Dr. Byrd is the Medical Director for Outpatient Services for StatCare. She is a member of the American College of Chest Physicians and the Tennessee Medical Association.
Dennis Kellar, MD, is the owner and CEO of Northwest Pulmonary and Sleep Medicine in Algonquin, Illinois. He is a board-certified multispecialty physician, providing his patients with expert care.
Some of his many areas of expertise include trauma/critical care, pulmonary diseases, sleep disorders, and complex long-term respiratory and ventilator care.
Dr. Kellar has been serving the community for over 20 years. He received his bachelor’s degree in biology from the University of South Florida in Tampa, Florida, and his medical degree from Ross University School of Medicine.
Dr. Kellar’s training includes an internal medicine residency at Cook County Hospital and completing pulmonary, critical care, and sleep medicine fellowship as a chief fellow at RUSH University Medical Center in Chicago, Illinois.
Dr. Kellar has served as a clinical assistant professor of medicine at the University of Illinois College of Medicine Rockford in Rockford, Illinois. He is a veteran of the United States Army and served with the 101st airborne division. Dr. Kellar also holds numerous director positions, including medical director for several ventilator care and COVID-19 units in the northwest suburbs.
He served as the previous director of respiratory therapy for Illinois and director of pulmonary sleep services for an extensive health system in Northern Illinois. Dr. Kellar has been published in numerous areas covering pulmonary and critical care and was appointed as a special investigator of the coroner’s office in Mchenry County.
Dr. Estes has been practicing pulmonary and critical care in Knoxville, TN since 1991 and has been with StatCare practicing pulmonary and critical care since 2000. He graduated from the University of Florida in 1980, and medical school from the University of South Florida in 1984. He completed his internship and residency at the University of Alabama Birmingham hospitals and pulmonary critical care fellowship at the University of Tennessee, Memphis, completing in 1989. Dr. Estes has a special interest in advanced pulmonary diagnostics utilizing bronchoscopic computer navigation and endobronchial ultrasound techniques for diagnosing lung lesions. He received his board certification from the American Board of Internal Medicine in 1987, Pulmonary and Critical Care Medicine in 1989 and remains board certified in both fields. Dr. Estes is a member of the American College of Chest Physicians, Tennessee Thoracic Society, American Thoracic Society, and Society of Critical Care Medicine.
Dr. Estes has been practicing pulmonary and critical care in Knoxville, TN since 1991 and has been with StatCare practicing pulmonary and critical care since 2000. He graduated from the University of Florida in 1980, and medical school from the University of South Florida in 1984. He completed his internship and residency at the University of Alabama Birmingham hospitals and pulmonary critical care fellowship at the University of Tennessee, Memphis, completing in 1989. Dr. Estes has a special interest in advanced pulmonary diagnostics utilizing bronchoscopic computer navigation and endobronchial ultrasound techniques for diagnosing lung lesions. He received his board certification from the American Board of Internal Medicine in 1987, Pulmonary and Critical Care Medicine in 1989 and remains board certified in both fields. Dr. Estes is a member of the American College of Chest Physicians, Tennessee Thoracic Society, American Thoracic Society, and Society of Critical Care Medicine.
Dr. Maroun joined StatCare in 2022 to practice pulmonary & critical care medicine. He graduated from the University of Balamand and completed Residency at Saint George Hospital. He completed his Critical Care Fellowship at the St. Elizabeth's Medical Center affiliated with Boston University, and his Pulmonary Medicine Fellowship at the University of Tennessee. Dr. Maroun is a member of the Society of Critical Care Medicine, the American Thoracic Society, and the American College of CHEST Physicians. He is fluent in English and Arabic, and he enjoys skiing, running, and swimming.
Dr. Rittgers comes to StatCare to practice in the field of hospitalist internal medicine. He graduated from Mercer University in 1998. Dr. Rittgers completed Residency in 2001. He received his board certification from the American Board of Internal Medicine in 2001 and currently remains board certified. Dr. Rittgers is a member of the American Medical Association and the Tennessee Medical Association. He has also been the Parkwest Medical Director since 2011.
Dr. Weaver comes to StatCare practicing in the field of pulmonary and critical care medicine. He specializes in pulmonary arterial hypertension and pulmonary fibrosis. He graduated from the University of New Mexico in 2002. Dr. Weaver completed Residency in 2005 and his Fellowship in 2008 at the University of Kentucky. He received his board certification from the American Board of Internal Medicine in 2005, Pulmonary Disease in 2008 and Critical Care Medicine in 2009 and remains board certified in both fields. Dr. Weaver is a member of the American College of Chest Physicians and Pulmonary Hypertension Association PHCR.
Dr. Swisher comes to StatCare practicing in the field of pulmonary and critical care medicine since 1995. He completed undergraduate, Master of Science and Doctor of Philosophy programs at The Pennsylvania State University prior to obtaining a Doctor of Medicine degree at Jefferson Medical College. Subsequently, Dr. Swisher completed an Internal Medicine Residency in 1992 and Pulmonary/Critical Care Fellowship in 1995 at The Pennsylvania State University College of Medicine in Hershey, PA. He maintains board certification from the American Board of Internal Medicine in Internal Medicine, Pulmonary Disease, and Critical Care Medicine. Dr. Swisher is a member of the American College of Chest Physicians, American Thoracic Society, Pulmonary Hypertension Association, Society of Critical Care Medicine and Christian Medical and Dental Association. His special interest is pulmonary vascular diseases.
Dr. Samuel is a native of Bristol, TN and moved to Knoxville in 2020 when she joined StatCare. She graduated from Emory & Henry College in 2009, and medical school from Via College of Osteopathic Medicine in Blacksburg, VA in 2014. She completed residency at OhioHealth Riverside Methodist Hospital in Columbus, OH in 2017, and pulmonary and critical care fellowship at Virginia Commonwealth University in Richmond, VA in 2020. Dr. Samuel has special pulmonary interests in interstitial lung disease as well as early detection and diagnosis of lung cancer. Dr. Samuel is board certified by ABIM in Internal Medicine (2017), Pulmonary Medicine (2019), and Critical Care Medicine (2020). In her free time, she loves traveling domestically and internationally, snow skiing, lounging by any time of water, and of course, Tennessee Volunteer football.
Dr. Morrison comes to StatCare to practice in the field of pulmonary and critical care medicine. He graduated from Lake Erie College of Osteopathic Medicine. Dr. Morrison completed Internal Medicine Residency at Mercy Hospital with the University of Pittsburgh, PA and his Fellowship in 2009 at the University of Vermont, Burlington, VT. He has a special interest in advanced pulmonary diagnostics utilizing bronchoscopic computer navigation and endobronchial ultrasound techniques for diagnosing lung lesions. In addition to advanced diagnostics, he has an additional special interest in advanced interventional pulmonary including airway stenting, tumor debulking, bronchial thermoplastic, pleural diagnostics and interventions. He received his board certification from the American Board of Internal Medicine in 2006, Pulmonary Disease in 2008 and Critical Care Medicine in 2009 and remains board certified in both fields. Dr. Morrison is a member of the American College of Chest Physicians.
Dr. Zulma Swank is a Pulmonologist in Knoxville, TN and is affiliated with multiple hospitals in the area, including Fort Sanders Regional Medical Center and Parkwest Medical Center. Dr. Swank received her medical degree from Edward Via College of Osteopathic Medicine in Virginia and then completed her Internal Medicine residency at the University of Cincinnati Medical Center, followed by her Pulmonary/Critical Care Medicine fellowship at Virginia Commonwealth University. She began working with StatCare in 2022.
Dr. Swank is board certified in both Pulmonary and Critical Care Medicine, and has a special interest in asthma, interstitial lung disease, and the diagnosis of lung cancer. She is also trained in all aspects of lung disorders including COPD, pulmonary fibrosis, pulmonary hypertension, and more.
Dr. Swank enjoys her free time doing water activities, traveling, and rooting for her favorite sports team - Go Hokies!
Dr. Doers is the founding member of StatCare. He is the Managing Partner as well as practices in the field of pulmonary and critical care medicine. He graduated from University of Wisconsin Medical School in 1985. Dr. Doers completed both Residency in 1988 and his Fellowship in 1991 at the University of Cincinnati, OH. He received his board certification from the American Board of Internal Medicine in 1989, Pulmonary in 1990 and Critical Care Medicine in 1991 and currently remains board certified in these fields. Dr. Doers is a member of the American College of Physicians, American Thoracic Society, American College of Chest Physicians, Society of Critical Care, and Society of Hospital Medicine.
