Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Bonnie Essenmacher

Technician in Sandusky, MI · enumerated 2024 · practices at Sanilac County Community Mental Health Authority.

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

National Provider Identifier

1477390243

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Registry record

Entity type Individual (Type 1)

Name Bonnie Essenmacher

Sex Female

Practice address 227 E Sanilac Rd, Sandusky, MI, 48471

Phone (810) 648-0330

Enumeration date Jul 10, 2024

Last updated in NPPES Jul 10, 2024

Taxonomy & licenses

374700000X Technician Nursing Service Related 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

Where does Bonnie Essenmacher practice?

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

What is the NPI number for Bonnie Essenmacher?

The National Provider Identifier (NPI) for Bonnie Essenmacher is 1477390243, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-07-10.