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

John P. Sneden, MD

Individual provider Internal Medicine Physician · NPI 1811999659

John P. Sneden, MD is an Internal Medicine Physician in Watertown, South Dakota. Licensed in South Dakota. Registered with an NPI since 2005.

Licensed in
SD
In the registry since
2005
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

917 29th St SE
Watertown, SD 57201-9123
Phone: (605) 884-2420
Fax: (605) 884-2425
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 4238 (SD)

Record details

NPI number1811999659
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 11, 2005
Last updated in NPPESDecember 2, 2010
Mailing address917 29th St Se, Watertown, SD 57201-9123

Other providers in Watertown