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

Walter B Clayton, MD

Individual provider Internal Medicine Physician · NPI 1710026208

Walter B Clayton, MD is an Internal Medicine Physician in South Hamilton, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2007.

Licensed in
MA
In the registry since
2007
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

23 Chestnut St
South Hamilton, MA 01982-1901
Phone: (978) 468-3045
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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 27642 (MA)

Record details

NPI number1710026208
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 5, 2007
Last updated in NPPESJuly 8, 2007

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