1. Home
  2. Directory
  3. Texas
  4. Houston
  5. Nurse Practitioner
  6. NPI Profile

JOANNIE AGNANT
NPI 1538847157
Nurse Practitioner - Family in Houston, TX

Active since July 05, 2023PECOS Enrolled
13977 WESTHEIMER RD, HOUSTON, TX 77077(713) 360-2980 Get Directions Write a Review

NPPES record last updated: February 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Joannie Agnant NPPES

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

JOANNIE AGNANT (NPI 1538847157) is an individual family provider in Houston, Texas, licensed in Texas (1206562) and active in the NPI registry since July 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1538847157
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameJOANNIE AGNANT
Location Address13977 WESTHEIMER RDHouston, TX 77077-5387
Mailing Address13977 Westheimer RdHouston, TX 77077-5387
Phone(713) 360-2980
Sole ProprietorNo
Enumeration DateJuly 5, 2023
Last NPPES UpdateFebruary 13, 2026
NPPES CertifiedFebruary 13, 2026
✔ NPI 1538847157 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in TX · 1206562
13977 WESTHEIMER RD, Houston, TX 77077
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Joannie Agnant is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77077 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 5

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

HUC - BELLAIRE PLLC
Clinic/Center (Urgent Care)
13977 WESTHEIMER RD, SUITE D
HOUSTON, TX 77077
Harris County (281) 558-4300
HOLISTIC BODY MIND HEALTHCARE, PLLC
Nurse Practitioner (Family)
13977 WESTHEIMER RD
HOUSTON, TX 77077
Harris County (832) 519-8353
TRENISE GRIFFITH FNP-BC, PMHNP-BC
Nurse Practitioner (Family)
13977 WESTHEIMER RD
HOUSTON, TX 77077
Harris County (832) 519-8353
FRANK MOMI HARNOL NGASSA PA-C
Physician Assistant (Medical)
13977 WESTHEIMER RD
HOUSTON, TX 77077
Harris County (800) 218-8989
MY HOUSTON DENTISTS, PC
Dentist (General Practice)
13977 WESTHEIMER RD, SUITE B
HOUSTON, TX 77077
Harris County (281) 759-0500

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 Joannie Agnant's NPI number?

The NPI number for Joannie Agnant is 1538847157. It was assigned to this individual provider in the NPPES registry on July 5, 2023.

Where is Joannie Agnant located?

Joannie Agnant practices at 13977 Westheimer Rd, Houston, TX 77077. The listed phone number is (713) 360-2980.

What is Joannie Agnant's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Joannie Agnant enrolled in Medicare?

Yes. Joannie Agnant is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Joannie Agnant was last updated on February 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.