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

William A Horn, MD

Individual provider Dermatology Physician · NPI 1720016538

William A Horn, MD is a Dermatology in Hatboro, Pennsylvania. Graduated from Perelman School of Med at the University of Pennsylvania in 1982, 44 years ago. Accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
44
Trained at
Perelman School of Med at the University of Pennsylvania
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

331 N York Rd
Hatboro, PA 19040-2033
Phone: (215) 672-5260
Fax: (215) 672-5287
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence MD029516E (PA)

Record details

NPI number1720016538
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 29, 2006
Last updated in NPPESMay 21, 2009
Mailing addressPo Box 552, Hatboro, PA 19040-0552

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 1982 (44 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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