Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Billi Niemeier, FNP

Nurse Practitioner in Lake Park, IA · enumerated 2021 · practices at Firefly Imaging Services LLC.

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

National Provider Identifier

1699447870

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Registry record

Entity type Individual (Type 1)

Name Billi Niemeier

Credential FNP

Sex Female

Practice address 222 Market St, Lake Park, IA, 51347

Phone (712) 432-8129

Fax (855) 800-9222

Enumeration date Oct 5, 2021

Last updated in NPPES Apr 3, 2023

Taxonomy & licenses

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License F10210124 (IA) Primary

FNP · Family Nurse Practitioner: A nurse practitioner certified in family practice across the lifespan. About the FNP 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Billi Niemeier?

The National Provider Identifier (NPI) for Billi Niemeier is 1699447870, a Type 1 (individual) record in the CMS NPPES registry.

Where does Billi Niemeier practice?

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

Other providers at this practice address

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Firefly Imaging Services LLC Portable X-ray and/or Other Portable Diagnostic Imaging Supplier · Lake Park, IA NPI 1841515335

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-04-03.