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

William L. Kliefoth, MD

Individual provider Surgery Physician · NPI 1003844499

William L. Kliefoth, MD is a General Surgery in Langhorne, Pennsylvania. Graduated from Philadelphia College of Osteopathic Medicine in 1981, 45 years ago. Practices with Aria Health Physician Services, a 480-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
45
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
PA
In the registry since
2006
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

240 Middletown Blvd Ste 101C
Langhorne, PA 19047-1818
Phone: (215) 750-6010
Fax: (215) 750-6012
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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 OS004863L (PA)

Record details

NPI number1003844499
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2006
Last updated in NPPESJune 24, 2010
Mailing addressPo Box 8500-6335, Philadelphia, PA 19178-6335

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1981 (45 years in practice)
Group practice Aria Health Physician Services — 480 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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