Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Chelsea Lyn Hammerstrom

Behavior Technician in Franklin, TN · enumerated 2022.

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

National Provider Identifier

1215651294

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Registry record

Entity type Individual (Type 1)

Name Chelsea Lyn Hammerstrom

Sex Female

Practice address 3326 Aspen Grove Dr, Franklin, TN, 37067

Phone (629) 236-4547

Enumeration date Oct 3, 2022

Last updated in NPPES Oct 3, 2022

Taxonomy & licenses

106S00000X Behavior Technician Behavioral Health & Social Service Providers 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 Chelsea Hammerstrom?

The National Provider Identifier (NPI) for Chelsea Hammerstrom is 1215651294, a Type 1 (individual) record in the CMS NPPES registry.

Where does Chelsea Hammerstrom practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-10-03.