Physicians Assistants
Topics in This Section
- CRNA
- Physician Assistants
- Lisa DiSandro-Wetherhold, PA-C
- Matthew J Faber, PA-C, MS
- Melissa Thompson Griffin, PA-C
- Joan James, PA-C
- Marcel Knotek, PA-C
- Michael McCurry, PA-C
- Sarah McFadden, PA-C
- Jill Schreiber, PA-C
- Hillary Snyder
- Joseph Spanier, MSPAS, PA-C
- Colleen Hogan Tetzlaff, PA-C
- Eric Tetzlaff, PA-C
- Matthew Wetherhold, MS, PA-C
- Nurse Practitioners
- Nurse Navigators
- Pathologists' Assistants
A physician’s assistant practices medicine under the supervision of physicians and surgeons.
Physicians Assistants
Joseph Spanier, MSPAS, PA-C,
APC, Anesthesiology
Director. Advanced Practice Clinician Services
Stephen Coyle, PA-C,
Medical Oncology
Melissa Thompson Griffin, PA-C
Colleen Lennon, PA-C,
Surgical Oncology
Eric Tetzlaff, PA-C,
Physician Assistant, Medical Oncology
Lisa DiSandro-Wetherhold, PA-C
Physician assistants (PAs) are members of the Advanced Practice Clinicians team at Fox Chase. They practice medicine under the supervision of physicians and surgeons. PAs are an integral part of your healthcare team at Fox Chase Cancer Center. PAs have physician-delegated authority to:
- Diagnose and treat patients
- Take medical histories
- Examine and treat patients
- Order and interpret laboratory tests and x-rays
- Treat minor injuries, by suturing, splinting, and casting
- Record progress notes
- Instruct and counsel patients
- Order or carry out therapy
- Prescribe certain medications
Physician assistants are trained in intensive medical education programs accredited by the Accreditation Review Commission on Education for the Physician Assistant.
For more information about physician assistants at Fox Chase, contact Physician Assistants.


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