Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Christine Marie Krzyston, APSW

Social Worker in Wauwatosa, WI · enumerated 2019.

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

National Provider Identifier

1669016408

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Registry record

Entity type Individual (Type 1)

Name Christine Marie Krzyston

Credential APSW

Sex Female

Practice address 10045 W Lisbon Ave, Wauwatosa, WI, 53222

Phone (414) 358-7999

Fax (414) 358-7158

Enumeration date Nov 5, 2019

Last updated in NPPES Nov 5, 2019

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 875-121 (WI) Primary

Other identifiers

Identifier	Type	State	Issuer
875-121	Other	WI	APSW LICENSE

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 Christine Krzyston?

The National Provider Identifier (NPI) for Christine Krzyston is 1669016408, a Type 1 (individual) record in the CMS NPPES registry.

Where does Christine Krzyston practice?

The practice location on file with NPPES is in Wauwatosa, WI. 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 2019-11-05.