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. Luchsinger comes to StatCare to practice in the field of pulmonary and critical care medicine. He graduated from Medical College of Wisconsin in 1987. Dr. Luchsinger completed Residency in 1990 at the University of Cincinnati and his Fellowship in 1995 at the National Naval Medical Center, Bethesda, MD. He received his board certification from the American Board of Internal Medicine in 1990, Pulmonary Disease in 1994, Critical Care Medicine in 1995 and currently remains board certified in Pulmonary and Critical Care Medicine. Dr. Luchsinger is a member of the American College of Chest Physicians, American Thoracic Society and the Tennessee Medical Association.
Dr. Cudzilo comes to StatCare to practice in the field of pulmonary and critical care medicine. He graduated from University of Tennessee undergrad in 2003, and UT College of Medicine in 2007. Dr. Cudzilo completed both Residency in 2011 and his Fellowship in 2014 at the University of Cincinnati. He received his board certification from the American Board of Internal Medicine in 2011, Pulmonary, Critical Care Medicine in 2014 and currently remains board certified in these fields. Dr. Cudzilo is a member of the American College of Physicians and American Thoracic Society.
Katherine Johnson, MSN, is a board-certified family nurse practitioner at StatCare, providing complete pulmonology care to adults living in and around Knoxville, Oak Ridge, and Athens, Tennessee.
Katherine began her career pursuits at La Salle University in Philadelphia, Pennsylvania, earning her undergraduate degree in nursing. While there, Katherine was a member of the women’s swim team and the Gamma Gamma Sigma Service Sorority.
After graduation, Katherine enrolled at Lincoln Memorial University in Harrogate, Tennessee, obtaining her Master of Science in family nursing. She also completed a student nurse externship in a cardiovascular unit. There, Katherine received hands-on training in monitoring patients, responding to emergencies, and taking vital signs.
Katherine began her nursing career in 2007. Since then, she’s served in various capacities, including staff nurse at a renal and urology transplant unit and staff nurse at a medical and surgical intensive care unit (ICU). Katherine takes a conservative and patient–centered approach to treatment, emphasizing healthy lifestyle changes and noninvasive measures.
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. 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.
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. Imayama joined StatCare to practice pulmonary and critical care medicine in 2024. She received her medical degree from Kyushu University in Fukuoka, Japan, completed Internal Medicine Residency training at Saint Francis Medical Center, and Fellowship training at the University of Illinois Chicago. Dr. Imayama is board-certified in Critical Care, Pulmonary, and Sleep Medicine.
Dr. Salter comes to StatCare to practice in the field of pulmonary and critical care medicine. Dr. Salter graduated from the University of Mississippi School of Medicine in 1977. Dr. Salter specializes in diagnosing and treating cross-system illnesses that may affect multiple organ systems. As a respiratory specialist, Dr. Salter may diagnose and treat pulmonary disorders such as asthma, pulmonary fibrosis, lung cancer, lung disease, chronic obstructive pulmonary disease (COPD), emphysema and bronchitis, among a host of others. He is certified in Internal Medicine and Pulmonary Disease.
Dr. Pugh comes to StatCare to practice in the field of pulmonary and critical care medicine. He completed his Bachelor of Arts at the University of Tennessee, Knoxville (2010). He became a Doctor of Medicine in 2015 before completing both Residency and Fellowship at the University of Tennessee. He is a member of the American Medical Association, American College of Chest Physicians, American Thoracic Society, and the SVMIC Forum.
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. 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. 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. Alsharif practices pulmonary, critical care, and sleep medicine with StatCare. He graduated from the University of Tennessee College of Medicine, Memphis, Tennessee. Dr. Alsharif completed both Residency and Fellowship at the University of Tennessee Health Science Center, Memphis, Tennessee. He received his board certification from the American Board of Internal Medicine in 2012, Pulmonary Medicine in 2014, Critical Care Medicine in 2015, and Sleep Medicine in 2016. Dr. Alsharif is a member of the American Academy of Sleep Medicine, the American Thoracic Society, and 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. Arabiat joined StatCare in 2022 to practice pulmonary & critical care medicine. He graduated from the University of Jordan and completed Residency at UIC Advocate Christ Medical Center. He completed his Critical Care Fellowship at the Warren Alpert Medical School of Brown University, and his Pulmonary Medicine Fellowship at the University of Kentucky Medical Center at Bowling Green. Dr. Arabiat received his board certification from the American Board of Internal Medicine in 2018, Pulmonary Medicine in 2022, and Critical Care Medicine in 2020. He is fluent in English and Arabic.
