Individual provider · Type 1 NPI

Sierra Brook Siemers, RDN

Nutritionist · Long Beach, CA

NPI number 1982559639 Active

Practice location

2776 Pacific Ave
Long Beach, CA 90806-2613

Call (562) 997-2000 Map

Mailing address

8102 Marseille Dr
Huntington Beach, CA 92647-6018

Specialties and licenses

TaxonomyCodeLicense
Nutritionist Primary 133N00000X86290484 (CA)

Nutritionist: A specialist in adapting and applying food and nutrient knowledge to the solution of food and nutritional problems, the control of disease, and the promotion of health. Nutritionists perform research, instruct groups and individuals about nutritional requirements, and assist people in developing meal patterns that meet their nutritional needs; (2) A nutritionist is someone who has completed undergraduate and/or grad…

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About NPI 1982559639

Sierra Brook Siemers, RDN's National Provider Identifier is 1982559639, issued on Feb 27, 2026. The primary taxonomy on file is Nutritionist (133N00000X), and the practice location is in Long Beach, CA. The record was last updated on Feb 27, 2026.