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

William Bader, MD

Individual provider Internal Medicine Physician · NPI 1871563411

William Bader, MD is an Internal Medicine in Carnegie, Pennsylvania. Graduated from Jefferson Medical College of Thomas Jefferson University in 1975, 51 years ago. Practices with Preferred Primary Care Physicians, Inc, a 88-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
51
Trained at
Jefferson Medical College of Thomas Jefferson University
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

102 Broadway St Ste 100
Carnegie, PA 15106-2486
Phone: (412) 279-0320
Fax: (412) 279-8703
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD-018581E (PA)

Record details

NPI number1871563411
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 25, 2006
Last updated in NPPESNovember 1, 2023
Certification dateNovember 1, 2023
Mailing address701 Technology Dr Ste 150, Canonsburg, PA 15317-9531

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolJEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY
Graduated 1975 (51 years in practice)
Group practice Preferred Primary Care Physicians, Inc. — 88 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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