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

Mrs. Tina Carolyn Layton, RD

Individual provider Registered Dietitian · NPI 1245251784

Mrs. Tina Carolyn Layton, RD is a Registered Dietitian in Portsmouth, New Hampshire. Licensed in New Hampshire. Registered with an NPI since 2006.

Licensed in
NH
In the registry since
2006
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Practice location Address checks out

15 Rye St 225
Portsmouth, NH 03801-6830
Phone: (888) 320-1776
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 390 (NH)

Record details

NPI number1245251784
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorNo
NPI enumeratedJuly 21, 2006
Last updated in NPPESJuly 15, 2016

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