Nutritionist

SUSAN B CLARK MS, RD, LD, CDE

Public NPPES listing with taxonomy: Dietitian, Registered.

Resource details

Medicare status: Confirm directly

Unknown from NPPES

Source: NPPES NPI Registry

NPI: 1124676663

Taxonomy: Dietitian, Registered (133V00000X)

Source confidence: 68%

Medicare assignment: Unknown from NPPES

Address: 450 E MAIN ST, REXBURG, ID, 834402048

Phone: 208-359-6522

Last verified: May 15, 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.

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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