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

Dan Loewensteiner, RDN

Individual provider Registered Dietitian · NPI 1902391071

Dan Loewensteiner, RDN is a Registered Dietitian in Petaluma, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2018
What do these letters mean?
RDN — Registered Dietitian Nutritionist
The current title for a registered dietitian.

See every abbreviation used in this directory →

Practice location Address checks out

1714 Stone Creek Dr
Petaluma, CA 94954-7441
Phone: (209) 747-8658
Show map & directions

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 812551 (CA)

Record details

NPI number1902391071
Entity typeIndividual (Type 1)
GenderMale
Credentials RDN
Sole proprietorYes
NPI enumeratedJune 29, 2018
Last updated in NPPESJune 29, 2018

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