Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Tania Castleman, FNP-BC

Family Nurse Practitioner in Irving, TX · enumerated 2020 · practices at Medical Clinic of North Texas, Pllc.

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

National Provider Identifier

1124629639

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Registry record

Entity type Individual (Type 1)

Name Tania Castleman

Credential FNP-BC

Sex Female

Practice address Irving, TX, 75038

Phone (972) 258-7499

Fax (972) 870-7303

Enumeration date Nov 3, 2020

Last updated in NPPES Oct 3, 2024

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 1016108 (TX) 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

Where does Tania Castleman practice?

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

What is the NPI number for Tania Castleman?

The National Provider Identifier (NPI) for Tania Castleman is 1124629639, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Medical Clinic of North Texas, Pllc Internal Medicine Physician · Irving, TX NPI 1538117742 John Martin Family Medicine Physician · Irving, TX NPI 1881645646 Maheswari Raja Family Medicine Physician · Irving, TX NPI 1548349814 Cesar Torres Family Medicine Physician · Irving, TX NPI 1346466943 Delara Pollman Family Nurse Practitioner · Irving, TX NPI 1962766303 Atiq Budhani Family Medicine Physician · Irving, TX NPI 1336560101 Callum Mccormick Internal Medicine Physician · Irving, TX NPI 1831551589 Alyssa Brion Physician Assistant · Irving, TX NPI 1356943013

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-10-03.