Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Lainey Jean Brown, FNP

Q: What is the NPI number for Lainey Brown?

The National Provider Identifier (NPI) for Lainey Brown is 1265182786, a Type 1 (individual) record in the CMS NPPES registry.

Nurse Practitioner in Belleville, IL · enumerated 2022.

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

National Provider Identifier

1265182786

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Registry record

Entity type Individual (Type 1)

Name Ms. Lainey Jean Brown

Credential FNP

Sex Female

Practice address 4700 Memorial Dr Ste 210, Belleville, IL, 62226

Phone (618) 767-7700

Enumeration date Mar 27, 2022

Last updated in NPPES Oct 6, 2023

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209027811 (IL) Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209027811 (IL) 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 Lainey Brown?

The National Provider Identifier (NPI) for Lainey Brown is 1265182786, a Type 1 (individual) record in the CMS NPPES registry.

Where does Lainey Brown practice?

The practice location on file with NPPES is in Belleville, IL. 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 2023-10-06.