Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Martha Haynes

Marriage & Family Therapist in Elm Grove, WI · enumerated 2021.

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

National Provider Identifier

1790366540

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Registry record

Entity type Individual (Type 1)

Name Martha Haynes

Sex Female

Practice address 12425 Knoll Rd Ste 110, Elm Grove, WI, 53122

Phone (262) 292-9991

Enumeration date Apr 14, 2021

Last updated in NPPES Jul 8, 2026

Taxonomy & licenses

106H00000X Marriage & Family Therapist Behavioral Health & Social Service Providers · License 2002-124 (WI) 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Martha Haynes?

The National Provider Identifier (NPI) for Martha Haynes is 1790366540, a Type 1 (individual) record in the CMS NPPES registry.

Where does Martha Haynes practice?

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

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Functional Symmetry, LLC Chiropractor · Elm Grove, WI NPI 1932463346 Teresa Coste Social Worker · Elm Grove, WI NPI 1144888942 Patchwork Counseling Collective LLC Mental Health Clinic/Center (Including Community Mental Health Center) · Elm Grove, WI NPI 1851066518 Ad Astra Therapy LLC Clinical Social Worker · Elm Grove, WI NPI 1407684319

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-08.