Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Katie Barett Duffney, MA, CCC-SLP

Individual provider Speech-Language Pathologist · NPI 1487421855

Katie Barett Duffney, MA, CCC-SLP is a Qualified Speech Language Pathologist in Aberdeen, South Dakota. Qualified in 2009, 17 years ago. Practices with Avera St Lukes, a 166-clinician group and accepts Medicare assignment. Licensed in South Dakota.

Years since qualifying
17
Licensed in
SD
In the registry since
2023
What do these letters mean?
MA — Master of Arts
A graduate arts degree.
CCC-SLP — Certificate of Clinical Competence in Speech-Language Pathology
A speech-language pathologist certified by ASHA.

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Practice location Address checks out

805 1st Ave SE
Aberdeen, SD 57401-4611
Phone: (605) 622-5878
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Speech-Language Pathologist (primary) Taxonomy 235Z00000X · Licence 557-SLP (SD)

Record details

NPI number1487421855
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA , CCC-SLP
Sole proprietorNo
NPI enumeratedDecember 6, 2023
Last updated in NPPESDecember 6, 2023
Certification dateDecember 6, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyQUALIFIED SPEECH LANGUAGE PATHOLOGIST
Medical schoolOTHER
Graduated 2009 (17 years in practice)
Group practice Avera St Lukes — 166 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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