NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Ms. Michelle Alane Masbaum, LCPC, ATR-BC, CDVP

Interpreter in Evanston, IL · enumerated 2006.

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

National Provider Identifier

1639230618

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Registry record

Entity type Individual (Type 1)
Name Ms. Michelle Alane Masbaum
Credential LCPC, ATR-BC, CDVP
Sex Female
Practice address Evanston, IL, 60202
Fax (847) 745-3096
Enumeration date Dec 13, 2006
Last updated in NPPES Sep 11, 2025

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

221700000X Art Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 05-003 (IL) Secondary
171R00000X Interpreter Other Service Providers Primary
101YP2500X Professional Counselor Behavioral Health & Social Service Providers Secondary

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 Michelle Masbaum?
The National Provider Identifier (NPI) for Michelle Masbaum is 1639230618, a Type 1 (individual) record in the CMS NPPES registry.
Where does Michelle Masbaum practice?
The practice location on file with NPPES is in Evanston, IL. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-11.