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

William Lloyd Duncan, MD

Individual provider Specialist · NPI 1477533685

William Lloyd Duncan, MD is a Specialist in Martin, Tennessee. Licensed in Tennessee. Registered with an NPI since 2006.

Licensed in
TN
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 Address checks out

300 W Peach St
Martin, TN 38237-3949
Phone: (731) 587-2525
Fax: (731) 587-2555
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 3146 (TN)

Record details

NPI number1477533685
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 23, 2006
Last updated in NPPESAugust 9, 2026
Mailing address300 W Peach St, Martin, TN 38237-3949

Other providers in Martin