Released: January 8, 2014

The following physicians were featured in the 2013, Vol. 3 edition of Synapse magazine. They hold Medical Staff privilegesat Chester County Hospital but they are not necessarily employees of Chester County Hospital.

Active Staff


Charles P. Catania, MD

Charles P. Catania, MD
Department of Family Medicine
Dr. Catania graduated from American University of the Caribbean School of Medicine and completed his residency at Underwood Memorial Hospital in Woodbury, NJ. Dr. Catania is board certified in Family Medicine and has joined Gateway Myers, Squire and Limpert Family Practice.

Katherine C. Chin, MD

Katherine C. Chin, MD
Section of Internal Medicine
Dr. Chin graduated from Drexel University School of Medicine and completed her residency at Lehigh Valley Hospital in Allentown. Dr. Chin is board certified in Internal Medicine and has joined Gateway Internal Medicine of West Chester.

Neema Y. Chokshi, MD
Section of Endocrinology
Dr. Chokshi graduated from the University of Texas Southwestern Medical Center in Dallas, completed her residency in Internal Medicine at the University of Illinois at Chicago, and then performed her fellowship training in Diabetes, Endocrinology & Metabolism at the University of Texas Southwestern Medical Center. Dr. Chokshi is board certified in Internal Medicine and has joined Gateway Endocrinology Associates.

Tiffany A. Cooke, MD
Department of Pediatrics
Dr. Cooke graduated from Rutgers Robert Wood Johnson Medical School and completed a residency at the University of Chicago Medical Center. Dr. Cooke is Board Certified in Pediatrics and has joined the CHOP Care Network - Pediatric Care at Chester County Hospital.

Hans M. Haupt, MD
Section of Cardiac Surgery
Dr. Haupt graduated from Jefferson Medical College, completed his surgical residency at Brigham and Women's Hospital in Boston, and then completed his cardiothoracic surgery residency at New York Hospital/Cornell Medical Center. His fellowship training took place at St. Luke's Episcopal Hospital in Houston, and Harvard Medical School. Dr. Haupt is board certified in Thoracic and Cardiac Surgery and is part of the Penn Cardiac Surgery Division supporting the Hospital's cardiothoracic surgery program.

Yueping Hou, MD
Department of Radiology
Dr. Hou graduated from Kansas University Medical Center, completed an internship at Mount Carmel West Hospital in Ohio, a residency at the University of Texas Health Science Center and a fellowship at Washington University in St. Louis. Dr. Hou is Board Certified in Radiology and is part of the Penn Radiology service at Chester County Hospital.

Greg Kirwin, DO

Greg Kirwin, DO
Section of Orthopedics
Dr. Kirwin graduated from the Philadelphia College of Osteopathic Medicine where he completed a residency in Orthopaedic surgery followed by a fellowship in Orthopaedic Foot and Ankle Surgery with the University of Pennsylvania Health System. Dr. Kirwin has joined Premier Orthopaedics/Chester County Orthopaedic Associates.

Robert A. Kunz, MD

Robert A. Kunz, MD
Department of Emergency Medicine
Dr. Kunz graduated from Temple University School of Medicine and completed a residency at the Medical Center of Delaware. Dr. Kunz is Board Certified in Emergency Medicine and has joined Emergency Care Specialists.

Alexandra T. Novitsky, MD

Alexandra T. Novitsky, MD
Section of Neonatology
Dr. Novitsky graduated from Temple University School of Medicine, then received pediatric residency training and completed her neonatology fellowship at Thomas Jefferson University Hospital, A.I. DuPont Hospital for Children, and Christiana Care Health System. Dr. Novitsky is board certified in Neonatology and has joined the CHOP Care Network-Newborn Care at Chester County Hospital.

Benjamin Oshrine, MD
Department of Pediatrics
Dr. Oshrine graduated from the University of Virginia and completed a residency at Children's Hospital Boston and a fellowship in Pediatric Hematology/Oncology at the Children's Hospital of Philadelphia. Board certified in Pediatrics, Dr. Oshrine has joined the CHOP Care Network- Pediatric Care at Chester County Hospital.

Catherine M. Porter, DO
Section of General Surgery
Dr. Porter graduated from the Philadelphia College of Osteopathic Medicine, interned at Christiana Hospital in Delaware and completed her surgical residency at Cooper Medical Center in Camden, NJ, before going on to complete a breast surgery fellowship at Stanford University. Dr. Porter has joined Women's Specialty Center of Chester County Hospital.

Peter Justin Roe, MD
Department of Emergency Medicine
Dr. Roe graduated from Jefferson Medical College and completed a residency at Christiana Care Health System. Dr. Roe is board certified in Emergency Medicine and has joined Emergency Care Specialists.

Umer Saleem, MD
Section of Cardiology
Dr. Saleem graduated from Baqai Medical and Dental College, University of Karachi in Pakistan and completed his Internship/Residency at the Medical College of Georgia. Dr. Saleem is board certified in Internal Medicine, and now practices with West Chester Cardiology.

Raymund C. Santos, MD

Raymund C. Santos, MD
Section of Anesthesiology
Dr. Santos graduated from the University of the East Ramon Magsaysay Memorial Medical Center in the Philippines, and he completed his anesthesia residency at Howard University and Georgetown University Hospital. He is board certified in Anesthesiology, and has joined West Chester Anesthesia Associates.

Blane A. Sessions, MD
Section of Orthopedics
Dr. Sessions graduated from Louisiana State University Health Science Center in New Orleans, where he also completed his residency before receiving fellowship training at The Philadelphia Hand Center and Thomas Jefferson Hand Fellowship Program. Dr. Sessions is board certified in Orthopedic Surgery and practices at The Philadelphia Hand Center.

Affiliate Staff


Megan M. Gaskill, MD

Megan M. Gaskill, MD
Department of Family Medicine
Dr. Gaskill graduated from St. George's University School of Medicine in Grenada and completed her internship and residency at Saint Joseph Hospital Health Center in Syracuse. She is board certified in Family Medicine, and has joined Kennett Family Practice.

Karen L. Straus, MD
Department of Radiation Oncology
Dr. Straus graduated from Dartmouth Medical School, completed an internship at Thomas Jefferson University Hospital and a residency at the Hospital of the University of Pennsylvania. Dr. Straus is Board Certified in Therapeutic Radiology and has joined Comprehensive Cancer Care.
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