Faculty - Physical Medicine & Rehabilitation Residency

Dr. Crozier is a graduate of Hahnemann University School of Medicine who then completed her residency at Thomas Jefferson University Hospital. She advanced to become a Chief Resident and the first female Vice Chair at Jefferson. She remained a full-time faculty member until 2002 when she came to Reading Hospital as section chief. After growing PM&R into a full department, she became the hospital’s first PM&R Chair.

Dr. Crozier achieved her MBA from Alvernia University in Reading, PA. Board-certified in Physical Medicine and Rehabilitation and Electrodiagnostic Medicine, Dr. Crozier is also a Clinical Assistant Professor of Medicine at the Sidney Kimmel Medical College at Thomas Jefferson University. Dr. Crozier’s professional interests include the rehabilitation of patients with traumatic injuries and medical complexities. Neuro rehab and Parkinson's Disease are further areas of her expertise - where she works in the Parkinson’s clinic with our movement disorder neurologists and the interdisciplinary team. Dr. Crozier can be heard whistling throughout the halls of the hospital and during her time at home, she enjoys gardening.

Born and raised in Bangkok, Thailand Dr. Hemtasilpa received his medical degree from Phramongkutklao College of Medicine and finished his Physical Medicine and Rehabilitation Residency at Phramongkutklao Hospital in Bangkok. After completing residency, Dr. Hemtasilpa became an International Medical Graduate at SUNY Buffalo Graduate Medical-Dental Education Consortium Program where he graduated from their Physical Medicine and Rehabilitation Residency program. He then completed his Spinal Cord Fellowship at Virginia Commonwealth University Medical College of Virginia and VA Medical Center. In addition, he is sub-specialty certified in Pain Medicine, Electrodiagnostic Medicine, and Spinal Cord Medicine.

Dr. Hemtasilpa then returned to Bangkok where he served as a Lt. Colonel in the Royal Thai Army Hospital for five years. While enlisted, he worked as the President of the PM&R Thai Board Examination Committee and as the Associate Program Director of The Royal Thai Army Hospital’s residency in PM&R. Throughout his time in Thailand, he received the title DPMJ, Dato which is equivalent to that of knighthood, from the late Majesty Sultan of Johor, Malaysia. Every year he continues to guest-lecture in Thailand at their annual PM&R meetings. Dr. Hemtasilpa’s professional interests include spinal cord injuries, electrodiagnostic testing toxin injections, musculoskeletal ultrasound, and injections. He is also an Assistant Professor in Drexel University's Department of Medicine.

Dr. Brockman graduated from the University of Maryland School of Medicine, later completing his Physical Medicine and Rehabilitation residency at Johns Hopkins. He is board-certified in Physical Medicine and Rehabilitation and Electrodiagnostic Medicine.

Dr. Brockman’s first career was as a high school science teacher, so he brings years of pedagogical passion and expertise to his more recent teaching position as an Assistant Professor in Drexel University's Department of Medicine. His areas of interest include cancer rehabilitation, complex electrodiagnostic testing, ultrasound, and injections under ultrasound guidance. Dr. Brockman's downtime is often spent on the tennis court working on his swing.

Dr. Gleason graduated from the Lewis Katz School of Medicine at Temple University. Initially starting his career as a surgical resident, Dr. Gleason was soon drawn to the holistic field of PM&R. After transitioning disciplines, he finished his Physical Medicine and Rehabilitation residency at the University of Pennsylvania. Dr. Gleason is board-certified in Physical Medicine and Rehabilitation and is a Pennsylvania Department of Health Approved Medical Marijuana Practitioner. His areas of interest include spasticity management, musculoskeletal complexities, stroke, injections under ultrasound, toxin injections, and electrodiagnostic testing.

Brian Fellechner, DO, Core Outpatient Faculty, Research Coordinator - Dr. Fellechner began his medical career at the Philadelphia College of Osteopathic Medicine and later completed his Physical Medicine and Rehabilitation Residency at UMDNJ-New Jersey Medical School. Since joining our staff Dr. Fellechner has been an integral part of creating our outpatient urgent spine clinic. He is board-certified in Electrodiagnostic Medicine, Physical Medicine and Rehabilitation, and Acupuncture.

Dr. Fellechner is also an assistant professor in the Department of Medicine at Drexel University College of Medicine. He has had a diverse clinical career, working previously at Good Shepard and St. Luke’s, with experience in inpatient and outpatient rehab settings. He was also in family practice for 3 years in the National Health Service, where he delivered a baby in the back seat of a Chevrolet Bel Air. For 30 years Dr. Fellechner has been the lead guitarist in a rock band.

Dr. Mei was born and raised in Shanghai, China where his career in medicine began at Shanghai Medical University. He then completed his residency in Orthopedic Surgery at Zhongshan Hospital. After coming to the United States, Dr. Mei obtained his Ph.D. in Microbiology and completed his Physical Medicine and Rehabilitation residency at the State University of New York at Buffalo.

Dr. Mei is board-certified in Physical Medicine and Rehabilitation and is an Assistant Professor in the Department of Medicine at Drexel University College of Medicine. His areas of clinical interest include amputees, electrodiagnostic testing, injections, pain management, and general rehab. Dr. Mei is an avid traveler and his most memorable travel experience was to Thailand.

Born and raised in Shandong, China, Dr. Lu started her journey in medicine at Shandong Medical University. After coming to the United States, she completed her Physical Medicine and Rehabilitation residency at Temple University Hospital. Dr. Lu is board-certified in Physical Medicine and Rehabilitation as well as licensed in Acupuncture.

Dr. Lu is also an Assistant Professor at the Drexel University Department of Medicine. Her clinical areas of interest include toxin injections, osteopathic manipulations, electrodiagnostic medicine, injections, and acupuncture. Dr Lu is also an assistant Tia Chi instructor and an expert Tia Chi master.

Dr. Moser recently completed his residency at Penn State Health at Hershey Medical Center after graduating from Penn State College of Medicine. He earned his undergraduate degree from the University of Notre Dame with a double major in pre-professional studies and psychology. Dr. Moser’s areas of interest include spasticity management, musculoskeletal pain medicine, and medical education. He looks forward to establishing an active role in building the PM&R residency program and educating the next generation of physiatrists. On a personal note, Dr. Moser grew up in Fair Lawn, NJ, and is an avid Notre Dame football fan.

Originally from Germany, Dr. Bernert attended medical school at the University of Heidelberg in Germany and completed her PM&R residency at the University of Kentucky. Before joining our program, Dr. Bernert was the Program Director of Brain Injury Rehab with Hartford Healthcare in Connecticut and an Assistant Professor at UConn. She also worked as the Medical Director of the Brain Injury Unit at Cardinal Hill Rehab in KY. Dr. Bernert is board-certified in Brain Injury Medicine and is interested in brain injury recovery, disorders of consciousness, early rehabilitation, and mobility in acute care settings involving all diagnoses. Outside of medicine, Dr. Bernert enjoys spending time with her husband and her 6-year-old Cane Corso, Nera.

Dr. Dawn Rider started her journey in medicine at the University of Medicine & Dentistry - New Jersey, now known as Rutgers School of Biomedical and Health Sciences. After graduating medical school Dr. Rider completed her internship year at Overlook Hospital and her Physical Medicine & Rehabilitation Residency at Thomas Jefferson University. Before joining Tower Health, Dr. Rider worked at top-tier rehabilitation hospitals like Magee, Kessler, and the University of Pittsburgh. Dr. Rider is skilled in Inpatient Rehabilitation Care, Team Building, and Healthcare Management. We are lucky to have Dr. Rider on our team! 

Dr. Feathers trained at Temple University Hospital's PM&R residency and has been in private practice since 2010, serving as the Medical Director of Acute Rehab at Jefferson-Abington Health for the last 8 years. Outside of work, Dr. Feathers enjoys playing drums/percussion for local community groups, including a concert band, choir, and several musical theaters.