NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Gulnara Martorella

Internal Medicine Physician in Austin, TX · enumerated 2017.

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

National Provider Identifier

1558891390

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Gulnara Martorella
Sex Female
Practice address 1500 Red River Street, Ut Dell Medical Internal Medicine, Austin, TX, 78701
Phone (512) 324-7000
Enumeration date Jun 14, 2017
Last updated in NPPES Sep 23, 2022

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License S6885 (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

What is the NPI number for Gulnara Martorella?
The National Provider Identifier (NPI) for Gulnara Martorella is 1558891390, a Type 1 (individual) record in the CMS NPPES registry.
Where does Gulnara Martorella practice?
The practice location on file with NPPES is in Austin, TX. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-09-23.