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Katie Barett Duffney, MA, CCC-SLP

Katie Barett Duffney is a Speech-Language Pathologist provider (Speech-Language Pathologist) practicing in Aberdeen, SD, registered in the NPPES registry with NPI 1487421855 since 2023. Practices at Avera St Luke'S (listed at the same practice address in NPPES).

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NPI 1487421855
Entity type Individual (Type 1)
Name Katie Barett Duffney
Credential MA, CCC-SLP
Sex Female
Practice address 805 1ST AVE SE, Aberdeen, SD, 57401
Phone 6056225878
Enumeration date 2023-12-06
Last updated in NPPES 2023-12-06

Taxonomy & licenses

Taxonomy code Specialty Primary License State
235Z00000X Speech-Language Pathologist Primary 557-SLP SD
Copy-ready billing details
Provider: Katie Duffney, MA, CCC-SLP
NPI: 1487421855
Taxonomy: 235Z00000X (Speech-Language Pathologist)
Address: 805 1ST AVE SE, Aberdeen, SD, 57401

Other providers at this practice address

NPI Name Type Specialty Location
1245636406 Christa Weber Individual Occupational Therapist Aberdeen, SD
1619355633 Avera St Luke'S Organization Physical Therapist Aberdeen, SD
1184253353 Sarah Johnson Individual Massage Therapist Aberdeen, SD
1982201349 Taylor Hanson Individual Occupational Therapist Aberdeen, SD
1952147845 Kiana Spellman Individual Occupational Therapy Assistant Aberdeen, SD
1760213110 Josie Anglin Individual Occupational Therapist Aberdeen, SD
1073444501 Drew Geier Individual Student in an Organized Health Care Education/Training Program Aberdeen, SD

Verify this record

Cross-check NPI 1487421855 against the authoritative CMS record: view Katie Barett Duffney on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Katie Duffney practice?
The practice location on file with NPPES is in Aberdeen, SD. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Katie Duffney?
The National Provider Identifier (NPI) for Katie Duffney is 1487421855, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2023-12-06.