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

William L Marshall, MD

Individual provider Infectious Disease Physician · NPI 1053394908

William L Marshall, MD is an Infectious Disease Physician in Worcester, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2005.

Licensed in
MA
In the registry since
2005
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

55 Lake Ave N Dept OF Infectious Disease
Worcester, MA 01655-0002
Phone: (508) 856-1720
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 70928 (MA)

Record details

NPI number1053394908
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 23, 2005
Last updated in NPPESDecember 10, 2010
Mailing addressPo Box 415348, Boston, MA 02241-5348

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