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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 30 days.

ONESWALLOW DIAGNOSTICS LLC
NPI 1013830546
Speech-Language Pathologist in Waunakee, WI

Active since August 01, 2026
604 AUGUSTA DR, WAUNAKEE, WI 53597(608) 347-2368(608) 347-2368 Get Directions Write a Review

NPPES record added: August 1, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Oneswallow Diagnostics Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ONESWALLOW DIAGNOSTICS LLC (NPI 1013830546) is a healthcare organization registered as a speech-language pathologist in Waunakee, Wisconsin and active in the NPI registry since August 2026. The organization lists Sara E Gustafson, Co-founder, as its authorized official.

NPPES Registry Identity

NPI1013830546
Entity TypeOrganization
Primary Taxonomy235Z00000X
Legal Business NameONESWALLOW DIAGNOSTICS LLC
Location Address604 AUGUSTA DRWaunakee, WI 53597-2242
Mailing Address604 Augusta DrWaunakee, WI 53597-2242 · (608) 347-2368 · Fax (608) 347-2368
Phone(608) 347-2368
Fax(608) 347-2368
Organization SubpartNo
Authorized OfficialSara E GustafsonCo-founder · (608) 347-2368
Enumeration DateAugust 1, 2026
NPPES CertifiedAugust 1, 2026
✔ NPI 1013830546 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X
604 AUGUSTA DR, Waunakee, WI 53597
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Oneswallow Diagnostics LLC's NPI number?

The NPI number for Oneswallow Diagnostics LLC is 1013830546. It was assigned to this organization in the NPPES registry on August 1, 2026.

Where is Oneswallow Diagnostics LLC located?

Oneswallow Diagnostics LLC is located at 604 Augusta Dr, Waunakee, WI 53597. The listed phone number is (608) 347-2368.

What is Oneswallow Diagnostics LLC's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

When was this NPI record last updated?

The NPPES record for Oneswallow Diagnostics LLC was last updated on August 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.