Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Melissa Neislein

Mental Health Counselor in Glen Carbon, IL · enumerated 2022.

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

National Provider Identifier

1386397420

Verified

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Registry record

Entity type Individual (Type 1)

Name Melissa Neislein

Sex Female

Practice address 88 S Main St Ste 2, Glen Carbon, IL, 62034

Phone (618) 288-8085

Fax (618) 288-8959

Enumeration date Jan 29, 2022

Last updated in NPPES Jan 29, 2022

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers Primary

Other identifiers

Identifier	Type	State	Issuer
4A00-IPI-032	Medicaid	IL	-

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 Melissa Neislein?

The National Provider Identifier (NPI) for Melissa Neislein is 1386397420, a Type 1 (individual) record in the CMS NPPES registry.

Where does Melissa Neislein practice?

The practice location on file with NPPES is in Glen Carbon, 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 2022-01-29.