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

Dr. William Sheehan, MD

Individual provider Allergy & Immunology Physician · NPI 1306007794

Dr. William Sheehan, MD is an Allergy & Immunology Physician in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2008.

Licensed in
MA
In the registry since
2008
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

300 Longwood Ave Fegan 6; Division Of Immunology
Boston, MA 02115-5724
Phone: (617) 355-6117
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence 229671 (MA)

Record details

NPI number1306007794
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 19, 2008
Last updated in NPPESJune 19, 2008
Mailing address300 Longwood Ave, Fegan 6; Division Of Immunology, Boston, MA 02115-5724

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