Nutritionist

HELEN XUAN ABDULLAH-NGUYEN RD

Public NPPES listing with taxonomy: Dietitian, Registered.

HELEN XUAN ABDULLAH-NGUYEN RD is a nutritionist in Houston, Texas. Check Medicare & GLP-1 coverage status, address, phone, NPI, and source details below, then call or visit the website to confirm current participation and benefits.

Resource details

Medicare status: Confirm directly

Unknown from NPPES

Source: NPPES NPI Registry

NPI: 1518786920

Taxonomy: Dietitian, Registered (133V00000X)

Source confidence: 68%

Medicare assignment: Unknown from NPPES

Address: 2001 WESTHEIMER RD APT 336, HOUSTON, TX, 770981587

Last verified: June 22, 2026

Verify before you act

Nutritionist verification

Nutrition and dietetics resources identified through public taxonomy data. Confirm Medicare billing and GLP-1 support before scheduling.

Ask whether they work with your specific Medicare plan.
Confirm whether the GLP-1 medication and diagnosis you are asking about are supported.
Ask whether prior authorization, step therapy, or plan documentation is required.
Confirm medical, coverage, pharmacy, and cost details directly before making care decisions.

Source method

What this page proves

Listings are built from public datasets such as NPPES, CMS Care Compare, HRSA health-center files, and SHIP program directories. A listing means the resource appears in a public source; it does not guarantee GLP-1 prescribing, drug coverage, stock, or appointment availability.

Review the public data sources and directory methodology.

What to confirm

This listing is source-backed, but GLP-1 coverage depends on the medication, diagnosis, plan rules, prior authorization, and the resource's current participation.

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