A fast, free, no-login way to look up any U.S. healthcare provider in the federal NPPES registry.

Lookups

NPI Lookup
NPI Registry
By Specialty
By State

Resources

Guides
For Providers / API
Data Sources
About

Legal

Privacy
Terms
Correct a record

Data is sourced from the public NPPES (National Plan and Provider Enumeration System) registry published by CMS. NPI Central is not affiliated with, or endorsed by, CMSor any healthcare provider. Information is provided “as is” for general reference and is not medical advice.

FCRA notice: NPI Central is not a consumer reporting agency. This information may not be used to determine eligibility for employment, credentialing, insurance, or any other purpose covered by the Fair Credit Reporting Act.

© 2026 NPI Central. All rights reserved.

Janet Guthmiller, DDS PHD — NPI 1801990502, Iowa City, IA | NPI Central

Home/
NPI Lookup/
IA/
NPI 1801990502

IndividualActive

Janet Guthmiller, DDS PHD

NPI 1801990502 · Periodontics · Iowa City, IA

Provider details

NPI number: 1801990502
Entity type: Individual
Primary specialty: PeriodonticsDental Providers
Credential: DDS PHD
Sex: Female
Sole proprietor: No
License: 07334 (IA)

Practice location

322 S Dental Science Bldg

Iowa City, IA 52242-1001

Phone: (319) 335-7440

Fax: (319) 335-7451

More IA providers

Mailing address

257 S Dental Science Bldg

Iowa City, IA 52242-1001

Registry dates

Enumerated: 2006-09-12
Last updated: 2007-07-08

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.