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

Tonya Lorraine Keyes-Christianson, MA, RD

Individual provider Registered Dietitian · NPI 1912407446

Tonya Lorraine Keyes-Christianson, MA, RD is a Registered Dietitian in Mesa, Arizona. Licensed in Arizona. Registered with an NPI since 2018.

Licensed in
AZ
In the registry since
2018
What do these letters mean?
MA — Master of Arts
A graduate arts degree.
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Practice location Address checks out

1938 N 67th St
Mesa, AZ 85205-3776
Phone: (480) 278-5533
Show map & directions

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 86082253 (AZ)

Record details

NPI number1912407446
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA , RD
Sole proprietorNo
NPI enumeratedFebruary 21, 2018
Last updated in NPPESFebruary 21, 2018

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