Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mariah Milne, LSW
Social Worker in Louisville, CO · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1386032423
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Registry record
Entity type Individual (Type 1)
Name Mariah Milne
Credential LSW
Sex Female
Practice address 590 Spruce Cir, Louisville, CO, 80027
Phone (303) 803-3792
Enumeration date Dec 23, 2014
Last updated in NPPES Dec 23, 2014
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License 0009920639 (CO) Primary
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.
Frequently asked questions
Where does Mariah Milne practice?
The practice location on file with NPPES is in Louisville, CO. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mariah Milne?
The National Provider Identifier (NPI) for Mariah Milne is 1386032423, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-12-23.