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

William James Mallon, MD

Individual provider Orthopaedic Surgery Physician · NPI 1366437048

William James Mallon, MD is an Orthopaedic Surgery Physician in Durham, North Carolina. Licensed in North Carolina. Registered with an NPI since 2005.

Licensed in
NC
In the registry since
2005
Specialties on file
2
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

120 William Penn Plz
Durham, NC 27704-2150
Phone: (919) 220-5255
Fax: (919) 313-1276
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Specialties & licences

Sports Medicine (Orthopaedic Surgery) Physician (primary) Taxonomy 207XX0005X · Licence 39019 (NC)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 39019 (NC)

Record details

NPI number1366437048
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 19, 2005
Last updated in NPPESJune 21, 2012
Mailing address120 William Penn Plz, Durham, NC 27704-2150

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