Style Sampler

Layout Style

Patterns for Boxed Mode

Backgrounds for Boxed Mode

All fields are required.

Close Appointment form

John Zerfing, CRNP

John Zerfing, CRNP

Nurse Practitioner

John Zerfing is a Certified Registered Nurse Practitioner who has been part of the Cancer Care practice for years. He originally started at Cancer Care as a Registered Nurse in 2012, and later became a CRNP in September 2020. He received his Master of Science: Adult Gerontology Nurse Practitioner in 2020 from York College of Pennsylvania, and his BS in Nursing from Mansfield University in Mansfield, PA. John is a member of the American Association of Nurse Practitioners (AANP), and the Pennsylvania Coalition of Nurse Practitioners (PCNP).