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

Matthew Kelleher

Individual provider Hospitalist Physician · NPI 1922148881

Matthew Kelleher is a Hospitalist in Williamsport, Pennsylvania. Graduated from University of Massachusetts Medical School in 2004, 22 years ago. Practices with Susquehanna Physician Services, a 612-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
22
Trained at
University of Massachusetts Medical School
Licensed in
PA
In the registry since
2007
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Practice location Address checks out

700 High St
Williamsport, PA 17701-3100
Phone: (570) 321-2850
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence MD434113 (PA)

Record details

NPI number1922148881
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedFebruary 7, 2007
Last updated in NPPESMay 24, 2021
Mailing address1201 Grampian Blvd, Williamsport, PA 17701-1900

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 2004 (22 years in practice)
Group practice Susquehanna Physician Services — 612 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Williamsport