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MRS. SALEEN GIGI MANNIL AGNP-C
NPI 1821659798
Nurse Practitioner - Gerontology in Houston, TX

Active since June 21, 2019PECOS EnrolledAccepts Medicare Assignment
5815 GULF FWY STE 100, HOUSTON, TX 77023(713) 643-0012(713) 643-5808 Get Directions Write a Review

NPPES record last updated: January 12, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 12, 2026, May 16, 2024, Dec 6, 2022 and 2 more (5 updates tracked since 2019).

About Mrs. Saleen Gigi Mannil Agnp-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. SALEEN GIGI MANNIL AGNP-C (NPI 1821659798) is an individual gerontology provider in Houston, Texas, licensed in Texas (AP140199) and active in the NPI registry since June 2019. She is enrolled in Medicare PECOS, maintains a secondary practice location in Houston, and is a graduate of University Of Texas Medical Branch At Galveston (2017).

NPPES Registry Identity

NPI1821659798
Entity TypeIndividualFemale
Primary Taxonomy363LG0600X
Provider Legal NameMRS. SALEEN GIGI MANNILCredential: AGNP-C
Location Address5815 GULF FWY STE 100Houston, TX 77023-5362
Mailing Address11511 Shadow Creek PkwyPearland, TX 77584-7298 · (713) 442-0000
Phone(713) 643-0012
Fax(713) 643-5808
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 2017
Enumeration DateJune 21, 2019
Last NPPES UpdateJanuary 12, 20265 updates tracked since enumeration
NPPES CertifiedJanuary 12, 2026
✔ NPI 1821659798 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · GerontologyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LG0600X
License✔ Licensed in TX · AP140199
5815 GULF FWY STE 100, Houston, TX 77023
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Other Names 1

Former Name (1)Mrs. Saleen Mathews

Secondary Practice Location 1

Location 1520 Gulfgate Center MallHouston, TX 77087-3022 · Phone (713) 442-3700

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Community Health Choice.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mrs. Saleen Gigi Mannil Agnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2163838871
PECOS Enrollment IDI20210304000191
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
62 services24 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
43 services33 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77023 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$90.40 typical visit price
range $58.24 – $176.98
Typical copayment $22.60 (range $14.56 – $44.24)
Most-billed visit code 99203
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. LYDIA NAVARRO ROMAN M.D.
General Practice
5815 GULF FWY STE 100
HOUSTON, TX 77023
Harris County (713) 643-0012
MR. MICHAEL DON MOSS FNP-BC
Nurse Practitioner (Family)
5815 GULF FWY STE 100
HOUSTON, TX 77023
Harris County (713) 643-0012

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Saleen Mannil's NPI number?

The NPI number for Saleen Mannil is 1821659798. It was assigned to this individual provider in the NPPES registry on June 21, 2019. The provider is also known as Mrs. Saleen Mathews.

Where is Saleen Mannil located?

Saleen Mannil practices at 5815 Gulf Fwy Ste 100, Houston, TX 77023. The listed phone number is (713) 643-0012.

What is Saleen Mannil's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.

Is Saleen Mannil enrolled in Medicare?

Yes. Saleen Mannil is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Saleen Mannil accept?

Health plans from Blue Cross and Blue Shield of Texas and Community Health Choice list Saleen Mannil as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Saleen Mannil was last updated on January 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.