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

Ann Pierzynski, RD, LD

Individual provider Registered Dietitian · NPI 1548354376

Ann Pierzynski, RD, LD is a Registered Dietitian in Saint Louis, Missouri. Licensed in Missouri. Registered with an NPI since 2006.

Licensed in
MO
In the registry since
2006
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.
LD — Licensed Dietitian
A dietitian licensed by a state board.

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Practice location Address checks out

10010 Kennerly Rd Nutrition Services
Saint Louis, MO 63128-2106
Phone: (314) 525-1266
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 2001026078 (MO)

Record details

NPI number1548354376
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , LD
Sole proprietorNo
NPI enumeratedOctober 3, 2006
Last updated in NPPESJuly 8, 2007

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