Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Constance Mary Martin, REGISTERED NURSE

Registered Nurse in Ann Arbor, MI · enumerated 2022 · practices at Ann Arbor Vamc.

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

National Provider Identifier

1740991603

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Registry record

Entity type Individual (Type 1)

Name Constance Mary Martin

Credential REGISTERED NURSE

Sex Female

Practice address 2500 Green Rd Ste 200, Ann Arbor, MI, 48105

Phone (734) 845-5743

Enumeration date Dec 12, 2022

Last updated in NPPES Dec 12, 2022

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License 4704262927 (MI) 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.

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Frequently asked questions

Where does Constance Martin practice?

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

What is the NPI number for Constance Martin?

The National Provider Identifier (NPI) for Constance Martin is 1740991603, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-12-12.