Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Mary Margaret Patterson, MS, LCSW

Clinical Social Worker in Rhinelander, WI · enumerated 2006.

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

National Provider Identifier

1336231018

Verified

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Registry record

Entity type Individual (Type 1)

Name Ms. Mary Margaret Patterson

Credential MS, LCSW

Sex Female

Practice address 705 East Timber Drive, Po 897, 21b S. Brown Street, Rhinelander, WI, 54501

Phone (715) 362-7463

Fax (715) 369-4577

Enumeration date Sep 29, 2006

Last updated in NPPES Jul 9, 2007

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 2170-123 (WI) Primary

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

Other identifiers

Identifier	Type	State	Issuer
39193600	Medicaid	WI	-

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 Mary Patterson?

The National Provider Identifier (NPI) for Mary Patterson is 1336231018, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mary Patterson practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-09.