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

John Welch, DDS

Individual provider Dentist · NPI 1326301755

John Welch, DDS is a Dentist in Sioux City, Iowa. Licensed in Iowa and Wisconsin. Registered with an NPI since 2012.

Licensed in
IA, WI
In the registry since
2012
Specialties on file
2
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

4801 Southern Hills Dr
Sioux City, IA 51106
Phone: (712) 274-7377
Fax: (712) 276-8432
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 09155 (IA)
Dentist Taxonomy 122300000X · Licence 6927-15 (WI)

Record details

NPI number1326301755
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedJune 20, 2012
Last updated in NPPESAugust 7, 2019
Mailing address4801 Southern Hills Dr, Sioux City, IA 51106

Other providers in Sioux City