MARGRETH ONYIUKE PMHNP-BC
NPI 1184339426
Nurse Practitioner - Psychiatric/Mental Health in Austin, TX

Q: What is Margreth Onyiuke's NPI number?

The NPI number for Margreth Onyiuke is 1184339426. It was assigned to this individual provider in the NPPES registry on January 20, 2023.

Q: What is Margreth Onyiuke's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Q: When was this NPI record last updated?

The NPPES record for Margreth Onyiuke was last updated on March 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.

Active since January 20, 2023PECOS Enrolled

5900 BALCONES DR # 8920, AUSTIN, TX 78731(832) 734-5348(832) 346-5478 Get Directions Write a Review

NPPES record last updated: March 24, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Mar 24, 2025, Jan 30, 2023, Jan 20, 2023 (3 updates tracked since 2023).

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About Margreth Onyiuke Pmhnp-bc NPPES

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

MARGRETH ONYIUKE PMHNP-BC (NPI 1184339426) is an individual psychiatric/mental health provider in Austin, Texas, licensed in New York (404669) and active in the NPI registry since January 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1184339426

Entity TypeIndividualFemale

Primary Taxonomy363LP0808X

Provider Legal NameMARGRETH ONYIUKECredential: PMHNP-BC

Location Address5900 BALCONES DR # 8920Austin, TX 78731-4257

Mailing Address5900 Balcones Dr # 8920Austin, TX 78731-4257 · (832) 734-5348 · Fax (832) 346-5478

Phone(832) 734-5348

Fax(832) 346-5478

Sole ProprietorYes

Enumeration DateJanuary 20, 2023

Last NPPES UpdateMarch 24, 20253 updates tracked since enumeration

NPPES CertifiedMarch 24, 2025

✔ NPI 1184339426 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0808X

License✔ Licensed in NY · 404669

5900 BALCONES DR # 8920, Austin, TX 78731

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Florida Blue HMO (a BlueCross BlueShield FL company), Oscar Health Maintenance Organization of Florida and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Margreth Onyiuke Pmhnp-bc 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 78731 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

$89.03 typical visit price

range $57.88 – $174.00

Typical copayment $22.25 (range $14.47 – $43.50)

Most-billed visit code 99203

Established Patient

$101.65 typical visit price

range $18.88 – $142.23

Typical copayment $25.41 (range $4.72 – $35.55)

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

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

SERENMIND PSYCHIATRY PLLC

Nurse Practitioner (Psychiatric/Mental Health)

5900 BALCONES DR # 8920
AUSTIN, TX 78731

Travis County (832) 734-5348

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 Margreth Onyiuke's NPI number?

The NPI number for Margreth Onyiuke is 1184339426. It was assigned to this individual provider in the NPPES registry on January 20, 2023.

Where is Margreth Onyiuke located?

Margreth Onyiuke practices at 5900 Balcones Dr # 8920, Austin, TX 78731. The listed phone number is (832) 734-5348.

What is Margreth Onyiuke's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Margreth Onyiuke enrolled in Medicare?

Yes. Margreth Onyiuke is registered in the Medicare PECOS enrollment system.

What insurance does Margreth Onyiuke accept?

Health plans from Blue Cross and Blue Shield of Texas, Florida Blue HMO (a BlueCross BlueShield FL company), Oscar Health Maintenance Organization of Florida, Oscar Insurance Company and Providence Health Plan and 1 other insurer list Margreth Onyiuke 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 Margreth Onyiuke was last updated on March 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.