Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Sarah Elizabeth Williams, AU.D.
Audiologist in Austin, TX · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1548678279
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Registry record
Entity type Individual (Type 1)
Name Dr. Sarah Elizabeth Williams
Credential AU.D.
Sex Female
Practice address 6611 River Place Blvd Ste 301, Austin, TX, 78730
Phone (512) 677-6368
Fax (512) 687-1477
Enumeration date Jul 25, 2014
Last updated in NPPES Jan 22, 2024
Taxonomy & licenses
AUD · Doctor of Audiology: A licensed audiologist diagnosing and treating hearing and balance disorders.
About the AUD credential
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.
Frequently asked questions
Where does Sarah Williams practice?
The practice location on file with NPPES is in Austin, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Sarah Williams?
The National Provider Identifier (NPI) for Sarah Williams is 1548678279, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Ronald L Cox MD, Inc Allergy & Immunology Physician · Austin, TX NPI 1831142918 River Ent Otolaryngology Physician · Austin, TX NPI 1184134397 Kathryn Newbill Audiologist · Austin, TX NPI 1144078015 Kathryn Matzdorf Audiologist · Austin, TX NPI 1922848845 Diana Wake Audiologist · Austin, TX NPI 1215867981
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-01-22.