Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Megan Mantilla, LCSW

Clinical Social Worker in West Dundee, IL · enumerated 2018 · practices at Mml Therapy, Pllc.

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

National Provider Identifier

1457846636

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Registry record

Entity type Individual (Type 1)

Name Megan Mantilla

Credential LCSW

Sex Female

Practice address 1829 Canterfield Pkwy W, West Dundee, IL, 60118

Phone (224) 223-1144

Enumeration date Jun 29, 2018

Last updated in NPPES Apr 24, 2026

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 6801108376 (MI) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 9644 (FL) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 095794 (NY) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License LC200002376 (DC) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 34012010A (IN) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License TLS213CP (SC) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 30037 (MD) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 149.025209 (IL) Primary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 0904014947 (VA) Secondary

LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy. About the LCSW 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 Megan Mantilla?

The National Provider Identifier (NPI) for Megan Mantilla is 1457846636, a Type 1 (individual) record in the CMS NPPES registry.

Where does Megan Mantilla practice?

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

Other providers at this practice address

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Mml Therapy, Pllc Clinical Social Worker · West Dundee, IL NPI 1942141445

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-04-24.