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

Diane Gardner, RDN

Individual provider Registered Dietitian · NPI 1790255024

Diane Gardner, RDN is a Registered Dietitian OR Nutrition Professional in Avondale, Arizona. Qualified in 1987, 39 years ago. Practices with Am Nutrition Services, a 48-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
39
Licensed in
IL
In the registry since
2018
What do these letters mean?
RDN — Registered Dietitian Nutritionist
The current title for a registered dietitian.

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Practice location Address checks out

10750 W McDowell Rd Ste A300
Avondale, AZ 85392-5963
Phone: (623) 399-6825
Fax: (623) 505-3474
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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 714267 (IL)

Record details

NPI number1790255024
Entity typeIndividual (Type 1)
GenderFemale
Credentials RDN
Sole proprietorNo
NPI enumeratedNovember 29, 2018
Last updated in NPPESFebruary 21, 2020
Certification dateFebruary 21, 2020
Mailing address18001 N 79th Ave Ste A12, Glendale, AZ 85308-8398

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Group practice Am Nutrition Services — 48 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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