The 20 Best Secondary Immunodeficiency (SID) Doctors Near Me in Danville, PA
Find the Top Secondary Immunodeficiency (SID) Experts and Specialists
Geisinger Medical Center - Sleep Disorders
Dr. Shoff is a board-certified and fellowship-trained specialist in pulmonary, critical care and sleep medicine. She subspecializes in cystic fibrosis. Her clinical interests include cystic fibrosis, bronchiectasis, pulmonary hypertension and medical leadership. Dr. Shoff attended Rowan University, where she received her medical degree, and completed her residency and her fellowship in pulmonary, critical care and sleep medicine at Wilford Hall USAF Medical Center. Dr. Shoff is certified by the American Board of Internal Medicine in pulmonary disease, critical care and sleep medicine. Dr. Shoff is rated as a Distinguished provider by MediFind in the treatment of Secondary Immunodeficiency (SID). She is also highly rated in 8 other conditions, according to our data. Her clinical expertise encompasses Secondary Immunodeficiency (SID), Cystic Fibrosis, Newborn Jaundice, and Lung Metastases. Dr. Shoff is board certified in The American Board Of Internal Medicine In Pulmonary Disease, Critical Care And Sleep Medicine. Dr. Shoff is currently accepting new patients.
GMC Critical Care Medicine
Dr. Stamm is a board-certified and fellowship-trained specialist in pulmonary and critical care medicine. His clinical interests include critical care, extracorporeal membrane oxygenation, pulmonary embolism, cystic fibrosis and medical leadership. His research interests include pulmonary embolism and cystic fibrosis. Dr. Stamm attended The Pennsylvania State University, where he earned his medical degree, and completed his residency at Wilford Hall Medical Center, Lackland Air Force Base, in San Antonio, Texas. He completed a fellowship in pulmonary and critical care at the University of Pittsburgh Medical Center in Pittsburgh. Dr. Stamm is certified by the American Board of Internal Medicine in critical care medicine and pulmonary disease. Dr. Stamm is rated as a Distinguished provider by MediFind in the treatment of Secondary Immunodeficiency (SID). He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Cystic Fibrosis, Secondary Immunodeficiency (SID), Newborn Jaundice, Transmyocardial Revascularization, and Stent Placement. Dr. Stamm is board certified in The American Board Of Internal Medicine In Critical Care Medicine And Pulmonary Disease.
Geisinger Medical Center - Endocrinology
Dr. Reider is a board-certified and fellowship-trained endocrinologist. Her clinical interests include diabetes, women’s health, thyroid and parathyroid disorders, cystic fibrosis, and obesity. Her research interests include diabetes, patient safety, and medical education. Dr. Reider attended medical school at the University of Pittsburgh, where she earned her Doctor of Medicine degree. She then completed her residency in internal medicine and a fellowship in endocrinology, diabetes and metabolism at the University of Pittsburgh Medical Center. Dr. Reider is certified by the American Board of Internal Medicine in endocrinology, diabetes and metabolism. Dr. Reider is rated as a Distinguished provider by MediFind in the treatment of Secondary Immunodeficiency (SID). She is also highly rated in 33 other conditions, according to our data. Her clinical expertise encompasses Anaplastic Thyroid Cancer, Thyroid Cancer, Secondary Immunodeficiency (SID), and Diabetic Nephropathy. Dr. Reider is board certified in The American Board Of Internal Medicine In Endocrinology, Diabetes And Metabolism. Dr. Reider is currently accepting new patients.
Geisinger Medical Center - Pediatric Pulmonary
Kevin Ferguson, MD, is a pediatric pulmonologist who specializes in the diagnosis and treatment of conditions affecting the respiratory system — like asthma, cystic fibrosis and chronic lung disease — in infants, children and adolescents.|Dr. Ferguson’s clinical expertise includes assessing and managing asthma. He’s also interested in caring for patients who have cystic fibrosis, neuromuscular disorders and those who require increased respiratory support to breathe better and protect their lungs.|Dr. Ferguson was a general pediatrician for 15 years prior to completing his advanced training in pediatric pulmonology at Westchester Medical Center in New York — a career path that continues to influence how he provides care.|“I still take that holistic approach,” he says, adding that he feels fortunate to have the opportunity to provide specialty care for children who need it. “It is a basic but inspiring job to help people breathe easier.”|Dr. Ferguson grew up in Long Island, New York, and came to Pennsylvania to attend medical school. After completing medical training at Geisinger, he decided to return here to team up with former classmate and Pediatric Pulmonology Program Director Jonathan Spahr, MD.|“It’s been and honor and pleasure to come back and work with Dr. Spahr,” he adds.|Dr. Ferguson lives in Danville with his wife, and they enjoy running, hiking, biking and visiting with family. Dr. Ferguson is rated as an Experienced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). His clinical expertise encompasses Secondary Immunodeficiency (SID), Cystic Fibrosis, and Newborn Jaundice. Dr. Ferguson is currently accepting new patients.
Geisinger Medical Center - Rheumatology
Dr. Olenginski is a board-certified and fellowship-trained rheumatologist. Within general rheumatology, his clinical interests include rheumatoid arthritis, psoriatic arthritis, ankylosing spondylitis, vasculitis and gout/pseudogout. He has a special interest in osteoporosis, especially post-fracture care. His research interests include osteoporosis, post-fracture care and general rheumatology. Dr. Olenginski attended The Pennsylvania State University, where he received his medical degree. He completed his residency and a fellowship in rheumatology at Geisinger Medical Center. Dr. Olenginski is certified by the American Board of Internal Medicine in internal medicine and rheumatology. He is an ISCD-certified clinical densitometrist.|Outside of work, Dr. Olenginski enjoys golfing and traveling, especially to St. Thomas and to Tennessee for an annual golf vacation. This native of Glen Lyon, Pa., is a father of two grown sons and lives in Lewisburg with his wife and two cats, where he is an active PIAA basketball official. Dr. Olenginski is rated as an Experienced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Osteoporosis, Postmenopausal Osteoporosis, Polyarteritis Nodosa, and Rheumatoid Arthritis (RA). Dr. Olenginski is board certified in The American Board Of Internal Medicine In Internal Medicine And Rheumatology.
Geisinger Medical Center - Pediatric Pulmonary
Dr. Pugazhendhi is a board-certified and fellowship-trained specialist in pediatric pulmonary medicine. Her clinical interests include cystic fibrosis, asthma and chronic lung disease. Dr. Pugazhendhi earned her medical degree from Madurai Medical College in India. She then moved to the United States to complete her residency and fellowship in pediatric pulmonology at the State University of New York, University Hospital of Brooklyn. Dr. Pugazhendhi is certified by the American Board of Pediatrics in pediatric pulmonology. She speaks English, Hindi and Tamil. Dr. Pugazhendhi is rated as an Experienced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). Her clinical expertise encompasses Cystic Fibrosis and Secondary Immunodeficiency (SID). Dr. Pugazhendhi is board certified in The American Board Of Pediatrics In Pediatric Pulmonology. Dr. Pugazhendhi is currently accepting new patients.
GMC General Diagnostic Radiology
Dr. Chudow is a board-certified and fellowship-trained radiologist. She earned her medical degree from New York University, and completed her residency at North Shore University Hospital. She completed her fellowship at New York University Medical Center. Dr. Chudow is certified by the American Board of Radiology. Dr. Chudow is rated as an Experienced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Lung Nodules, Visceromegaly, Muscle Invasive Bladder Cancer, and Chronic Cough. Dr. Chudow is board certified in The American Board Of Radiology.
Geisinger Danville - General Internal Medicine
Dr. Davis is a board-certified internal medicine physician and pediatrician. He attended Drexel University College of Medicine, where he earned his medical degree. He completed his residency at Geisinger Medical Center. Dr. Davis is certified by the American Board of Internal Medicine and the American Board of Pediatrics.|In his free time, Dr. Davis enjoys spending time with his family. This native of Philadelphia continues to root for Philadelphia professional sports teams. Dr. Davis is rated as an Experienced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Zika Virus Disease, Autosomal Recessive Primary Microcephaly, Microcephaly, and Galloway-Mowat Syndrome. Dr. Davis is board certified in The American Board Of Internal Medicine And The American Board Of Pediatrics.
Last Updated: 04/28/2026





