Registered Dietitians in Arizona
Data updated monthly · Last refresh October 2026
1,443 Registered Dietitian providers practice in Arizona, including 50 (3%) offering telehealth. The largest concentration is in Phoenix. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
1,443providers
50telehealth
Phoenixtop city
Registered Dietitian by city in Arizona
Choose a city to see providers there.
Registered Dietitian providers in Arizona
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Kristen Ellis, RDNTucson, AZ · No drug or device payments recorded (2025) ·
(520) 792-1450 Dr. Larissa SandvikTucson, AZ · No drug or device payments recorded (2025) ·
(520) 670-3909 Dr. Laura Diamond, RDNTucson, AZ · No drug or device payments recorded (2025) ·
(414) 218-8034 Dr. Laura Huerta, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 324-5437 Dr. Laura Steiniger, M.S., R.D.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 885-6610 Dr. Laurie Schwanenberger, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 885-3588 Dr. Lillian Romero, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 305-4967 Dr. Lina Dorsey, R.D.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 324-1410 Dr. Linda Elling, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 874-4135 Dr. Lindsay Brown, MS, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 626-6077 Dr. Lisa Aubry, R.D.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 885-3588 Dr. Lisa Lawler, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 792-9890 Dr. Lisa Simpson, RDTucson, AZ · No drug or device payments recorded (2025) ·
(239) 989-1932 Dr. Lucille Cooke, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 829-9635 Dr. Luz-elena Shearer, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 746-5001 Dr. Makenna Baum, MS, RDNTucson, AZ · No drug or device payments recorded (2025) ·
(520) 490-3235 Dr. Margaret Tomlinson, RD, CSOTucson, AZ · No drug or device payments recorded (2025) ·
(520) 694-6636 Dr. Maria Plant, RDNTucson, AZ · No drug or device payments recorded (2025) ·
(520) 626-9538 Dr. Marissa Abeyta, MS, RD, CLCTucson, AZ · No drug or device payments recorded (2025) ·
(520) 670-3909 Dr. Marissa Sanchez, PSM, RDNTucson, AZ · No drug or device payments recorded (2025) ·
(520) 327-5461 Dr. Mary Marian, D.C.N., R.D.N.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 299-2957 Dr. Mary Whitney Wischki, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 324-7200 Dr. Mason Zuniga, RDNTucson, AZ · No drug or device payments recorded (2025) ·
(520) 395-7838 Dr. Mckenzie JacobsonTucson, AZ · No drug or device payments recorded (2025) ·
(559) 903-3179 Dr. Meghan Johansson, RDNTucson, AZ · No drug or device payments recorded (2025) ·
(520) 324-5437 Dr. Melissa Davis, RDNTucson, AZ · No drug or device payments recorded (2025) ·
(520) 820-2578 Dr. Michelle Vuke, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 792-1450 Dr. Mireya Arvizu, R.D.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 392-7500 Dr. M Martinez, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 670-3904 Dr. Monica Lopez, R.D.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 295-2503 Dr. Monica Nicholas, R.D.N.Tucson, AZ · No drug or device payments recorded (2025) ·
(520) 780-9312 Dr. Morgan Boehnlein, RDTucson, AZ · No drug or device payments recorded (2025) ·
(574) 596-2743 Dr. Mylena Dominguez, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 670-3909 Dr. Nancy Rogers, RDNTucson, AZ · No drug or device payments recorded (2025) ·
(520) 325-5288 Dr. Natalie Nyapete, RDNTucson, AZ · No drug or device payments recorded (2025) ·
(529) 670-3909 Dr. Natalie Olason, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 792-1450 Dr. Natalie Wolf, RDNTucson, AZ · No drug or device payments recorded (2025) · Telehealth ·
(760) 885-7242 Dr. Negin Ebrahimifard, RD, CDCESTucson, AZ · No drug or device payments recorded (2025) ·
(520) 420-2212 Dr. Nicholas Zarate, RDTucson, AZ · No drug or device payments recorded (2025) ·
(757) 377-0984 Dr. Nicole Pena, MS, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 792-1450 Dr. Nicole Schmidtke, MS, RD, CNSDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 792-1450 Dr. Nilofer Sultani, RDNTucson, AZ · No drug or device payments recorded (2025) ·
(520) 319-5000 Dr. Nina Luscombe, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 904-7144 Dr. Norma Mayer-cox, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 245-5524 Dr. Pamela Palmo, RDNTucson, AZ · No drug or device payments recorded (2025) ·
(520) 529-2676 Dr. Rachel Cassinat, MS, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 694-4697 Dr. Rachel Deal, RD, CSOWMTucson, AZ · No drug or device payments recorded (2025) ·
(520) 219-8690 Dr. Rachel Master, RDTucson, AZ · No drug or device payments recorded (2025) ·
(520) 260-8012 Dr. Ralph MeerTucson, AZ · No drug or device payments recorded (2025) ·
(520) 547-2468 Dr. Reagan Hughes, RDNTucson, AZ · No drug or device payments recorded (2025) · Telehealth ·
(520) 792-1450 Common questions
How many Registered Dietitian providers are in Arizona?There are 1,443 Registered Dietitian providers with active NPI records practicing in Arizona, according to federal NPPES data refreshed monthly.
Do Registered Dietitian providers in Arizona offer telehealth?Yes. 50 of the 1,443 Registered Dietitian providers in Arizona (about 3%) report offering telehealth services in CMS data.
Which cities in Arizona have the most Registered Dietitian providers?Phoenix (417), Tucson (200), Scottsdale (133) have the highest concentration of Registered Dietitian providers in Arizona.
How many Registered Dietitian providers in Arizona received drug or device company payments?0 of 1,443 Registered Dietitian providers in Arizona (0%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Which hospitals do Registered Dietitians in Arizona work at?According to CMS facility affiliation records, the Arizona hospitals where the most Registered Dietitians hold privileges are Huhu Kam Memorial Hospital in Sacaton; Banner - University Medical Center Phoenix in Phoenix.
Related reading on HealthcareDiscovery.AI
Registered Dietitian in all 50 states Search all 1,443 in the directory Ask Zach for help choosing
Related
