Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Alexander Mariani, RD, CDCES

Individual provider Registered Dietitian · NPI 1871463992

Alexander Mariani, RD, CDCES is a Registered Dietitian in Bayville, New York. Registered with an NPI since 2025.

In the registry since
2025
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Practice location Address checks out

5 Tildean Ln
Bayville, NY 11709-2922
Phone: (516) 880-4428
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X

Record details

NPI number1871463992
Entity typeIndividual (Type 1)
GenderMale
Credentials RD , CDCES
Sole proprietorNo
NPI enumeratedNovember 5, 2025
Last updated in NPPESNovember 5, 2025
Certification dateNovember 5, 2025

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