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

Individual provider Internal Medicine Physician · NPI 1982834644

Zachary Davis Nightingale, MD, PHD is an Internal Medicine Physician in Worcester, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2009
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

123 Summer St
Worcester, MA 01608-1216
Phone: (508) 363-6177
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 241222 (MA)

Record details

NPI number1982834644
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorYes
NPI enumeratedJuly 16, 2009
Last updated in NPPESJuly 16, 2009

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