Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Constance Ann Hahn, CRNA

Certified Registered Nurse Anesthetist in Fort Worth, TX · enumerated 2005.

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

National Provider Identifier

1609853894

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Registry record

Entity type Individual (Type 1)

Name Ms. Constance Ann Hahn

Credential CRNA

Sex Female

Practice address 1301 Pennsylvania Ave, Fort Worth, TX, 76104

Phone (817) 882-3680

Fax (817) 878-5135

Enumeration date Dec 28, 2005

Last updated in NPPES Jul 9, 2007

Taxonomy & licenses

367500000X Certified Registered Nurse Anesthetist Physician Assistants & Advanced Practice Nursing Providers · License 442764 (TX) Primary

CRNA · Certified Registered Nurse Anesthetist: An advanced practice nurse specializing in anesthesia care. About the CRNA credential

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 Constance Hahn?

The National Provider Identifier (NPI) for Constance Hahn is 1609853894, a Type 1 (individual) record in the CMS NPPES registry.

Where does Constance Hahn practice?

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

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