Charles Ferchalk received his Bachelor of Science degree in Physician Assistant Studies at Marywood University in Pennsylvania. Charles has been a Physician Assistant since 2002, primarily assisting Dr. Steven Groff in all aspects of patient care.

Certifications/Memberships:

• National Commission on Certification of Physician Assistants
• American Heart Association – Advanced Cardiac Life Support
• CPR and Emergency Cardiac Care Provider

John Jamison received his Master of Physician Assistant Studies degree at Duquesne University in Pittsburgh, Pennsylvania.   John has been an Orthopaedic Physician Assistant since 2000, assisting the physicians at OSS East office in all aspects of patient care.   

Certifications/Memberships:

• National Commission on Certification of Physician Assistants
• American Heart Association – Advanced Cardiac Life Support

Brian Koons received his Bachelor of Science degree in Physician Assistant Studies at Wake Forest University School of Medicine.   Brian has been a Physician Assistant since 1998, assisting Dr. Steven Triantafyllou and Dr. Michael Sicuranza in all aspects of patient care.   

Certifications/Memberships:

• National Commission on Certification of Physician Assistants
• American Heart Association – Basic Life Support

Darcy Kresge received her Bachelor of Science degree in Physician Assistant Studies at MCP Hahnemann University in Philadelphia, Pennsylvania.  Darcy has been a Physician Assistant since 2001.  She primarily sees patients in the OSS Urgent Care Center, assisting in all aspects of patient care.

Certifications/Memberships:

• American Academy of Physician Assistants
• American Red Cross – CPR