Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Diana Marie Hankey Underwood, WHNP-BC

Nurse Practitioner in Huntsville, AL · enumerated 2008.

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

National Provider Identifier

1275710717

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Registry record

Entity type Individual (Type 1)

Name Diana Marie Hankey Underwood

Credential WHNP-BC

Sex Female

Practice address 3007 Memorial Pkwy Sw, Huntsville, AL, 35801

Phone (256) 799-2500

Enumeration date Jan 28, 2008

Last updated in NPPES Sep 8, 2011

Taxonomy & licenses

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 1115553 (AL) Primary

Other identifiers

Identifier	Type	State	Issuer
510G700038	Other	AL	MEDICARE GROUP NUMBER

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

Where does Diana Hankey Underwood practice?

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

What is the NPI number for Diana Hankey Underwood?

The National Provider Identifier (NPI) for Diana Hankey Underwood is 1275710717, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-09-08.