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

John Joseph Warren, DDSMS

Individual provider Dentist · NPI 1154425155

John Joseph Warren, DDSMS is a Dentist in Iowa City, Iowa. Licensed in Iowa. Registered with an NPI since 2006.

Licensed in
IA
In the registry since
2006

Practice location Address checks out

322 S Dental Science Bldg
Iowa City, IA 52242-1001
Phone: (319) 335-7440
Fax: (319) 335-7451
Show map & directions

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 40007 (IA)

Record details

NPI number1154425155
Entity typeIndividual (Type 1)
GenderMale
Credentials DDSMS
Sole proprietorNo
NPI enumeratedSeptember 11, 2006
Last updated in NPPESJuly 8, 2007

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