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

William Kinney Mallon Jr., MD

Individual provider Emergency Medical Services (Emergency Medicine) Physician · NPI 1881635811

William Kinney Mallon Jr., MD is an Emergency Medical Services (Emergency Medicine) Physician in Stony Brook, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Partly verified

Some contact details are missing from the federal record.

Stony Brook Medicine Dept OF Emergency Hsc Level 4 Rm 080
Stony Brook, NY 11794-8350
Phone: (631) 444-2478
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medical Services (Emergency Medicine) Physician (primary) Taxonomy 207PE0004X · Licence 282233 (NY)

Record details

NPI number1881635811
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 9, 2006
Last updated in NPPESNovember 23, 2015

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