Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Sierra Elisabeth Ann Timme

Q: What is the NPI number for Sierra Timme?

The National Provider Identifier (NPI) for Sierra Timme is 1548025240, a Type 1 (individual) record in the CMS NPPES registry.

Audiologist in Woodbridge, VA · enumerated 2024.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1548025240

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Registry record

Entity type Individual (Type 1)

Name Sierra Elisabeth Ann Timme

Sex Female

Practice address Woodbridge, VA, 22193

Phone (703) 499-8787

Enumeration date Feb 21, 2024

Last updated in NPPES Feb 21, 2024

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

231H00000X Audiologist Speech, Language and Hearing Service Providers · License 231H00000X Primary

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 → Validate an NPI →

Frequently asked questions

What is the NPI number for Sierra Timme?

The National Provider Identifier (NPI) for Sierra Timme is 1548025240, a Type 1 (individual) record in the CMS NPPES registry.

Where does Sierra Timme practice?

The practice location on file with NPPES is in Woodbridge, VA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-02-21.