Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mr. William L. Sisitki Jr., PA-C

Individual provider Physician Assistant · NPI 1831147016

Mr. William L. Sisitki Jr., PA-C is a Physician Assistant in Lewisburg, Pennsylvania. Qualified in 2000, 26 years ago. Practices with Wellspan Medical Group, a 2,342-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
26
Licensed in
PA
In the registry since
2006
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

25 Lystra Rogers Dr
Lewisburg, PA 17837-8807
Phone: (570) 523-3290
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 3 Hospital Dr Ste 100, Lewisburg, PA 17837-9394 — (570) 524-5056
  • 457 River Ave, Williamsport, PA 17701-3722 — (570) 523-3290

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence MA052141 (PA)

Record details

NPI number1831147016
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedMay 4, 2006
Last updated in NPPESJanuary 7, 2026
Certification dateJanuary 7, 2026

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Wellspan Medical Group — 2342 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

Other providers in Lewisburg