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

Dr. William Northwood Gilleland Jr., MD

Individual provider Surgery Physician · NPI 1336145903

Dr. William Northwood Gilleland Jr., MD is a General Surgery in New Castle, Pennsylvania. Graduated from University of Pittsburgh School of Medicine in 1989, 37 years ago. Practices with University of Pittsburgh Physicians, a 4,127-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
37
Trained at
University of Pittsburgh School of Medicine
Licensed in
PA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

26 Nesbitt Rd Ste 151
New Castle, PA 16105-3410
Phone: (724) 652-3616
Fax: (724) 656-6679
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence MD046830L (PA)

Record details

NPI number1336145903
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2005
Last updated in NPPESMay 10, 2021
Certification dateMay 10, 2021

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Also practisesVASCULAR SURGERY
Medical schoolUNIVERSITY OF PITTSBURGH SCHOOL OF MEDICINE
Graduated 1989 (37 years in practice)
Group practice University Of Pittsburgh Physicians — 4127 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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