Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Tatem Johnston

Individual provider Registered Dietitian · NPI 1740134287

Tatem Johnston is registered under Registered Dietitian OR Nutrition Professional in Glendale, Arizona. Qualified in 2024, 2 years ago. Practices with Am Nutrition Services, a 48-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
2
Licensed in
AZ
In the registry since
2026
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Practice location Address checks out

18001 N 79th Ave Ste A12
Glendale, AZ 85308-8398
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 86392735 (AZ)

Record details

NPI number1740134287
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedFebruary 23, 2026
Last updated in NPPESFebruary 23, 2026
Certification dateFebruary 23, 2026

Medicare enrollment

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

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolOTHER
Graduated 2024 (2 years in practice)
Group practice Am Nutrition Services — 48 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Colleagues at Am Nutrition Services

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 48 clinicians in the practice; 12 are shown here.

Other providers in Glendale