Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Saleen Gigi Mannil, AGNP-C

Gerontology Nurse Practitioner in Houston, TX · enumerated 2019.

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

National Provider Identifier

1821659798

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Registry record

Entity type Individual (Type 1)

Name Mrs. Saleen Gigi Mannil

Credential AGNP-C

Sex Female

Practice address 5815 Gulf Fwy Ste 100, Houston, TX, 77023

Phone (713) 643-0012

Fax (713) 643-5808

Enumeration date Jun 21, 2019

Last updated in NPPES Jan 12, 2026

Taxonomy & licenses

363LG0600X Gerontology Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License AP140199 (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 Saleen Mannil?

The National Provider Identifier (NPI) for Saleen Mannil is 1821659798, a Type 1 (individual) record in the CMS NPPES registry.

Where does Saleen Mannil practice?

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

Other providers at this practice address

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Lydia Navarro Roman General Practice Physician · Houston, TX NPI 1003889635 Michael Moss Family Nurse Practitioner · Houston, TX NPI 1437457249

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-01-12.