Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mr. John E Zallnick, PAC

Individual provider Physician Assistant · NPI 1427023753

Mr. John E Zallnick, PAC is a Physician Assistant in York, Pennsylvania. Qualified in 1999, 27 years ago. Practices with Wellspan Medical Group, a 2,342-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Pennsylvania and Virginia.

Years since qualifying
27
Licensed in
PA, VA
In the registry since
2006
Specialties on file
4
What do these letters mean?
PAC — Physician Assistant, Certified
A physician assistant holding current national certification; usually written PA-C.

See every abbreviation used in this directory →

Practice location Address checks out

25 Monument Rd Ste 290
York, PA 17403-5060
Phone: (717) 812-4090
Fax: (717) 812-4092
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence MA054330 (PA)
Physician Assistant Taxonomy 363A00000X · Licence 0110001133 (VA)
Medical Physician Assistant Taxonomy 363AM0700X · Licence MA054330 (PA)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence MA054330 (PA)

Record details

NPI number1427023753
Entity typeIndividual (Type 1)
GenderMale
Credentials PAC
Sole proprietorNo
NPI enumeratedFebruary 21, 2006
Last updated in NPPESMay 11, 2020
Certification dateMay 11, 2020
Mailing address3421 Concord Rd, York, PA 17402-9001

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice Wellspan Medical Group — 2342 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations10 on file with Medicare

Other providers in York