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Registered Dietitians in Iowa

Data updated monthly · Last refresh October 2026

696 Registered Dietitian providers practice in Iowa, including 3 (0%) offering telehealth. The largest concentration is in Iowa City. 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.

696providers
3telehealth
Iowa Citytop city

Registered Dietitian by city in Iowa

Choose a city to see providers there.

Registered Dietitian in Iowa City116 providers
Registered Dietitian in Des Moines55 providers
Registered Dietitian in Cedar Rapids28 providers
Registered Dietitian in West Des Moines28 providers
Registered Dietitian in Davenport27 providers
Registered Dietitian in Ames21 providers
Registered Dietitian in Dubuque21 providers
Registered Dietitian in Marshalltown20 providers
Registered Dietitian in Ankeny19 providers
Registered Dietitian in Waterloo17 providers
Registered Dietitian in Sioux City16 providers
Registered Dietitian in Coralville15 providers
Registered Dietitian in Mason City14 providers
Registered Dietitian in Council Bluffs12 providers
Registered Dietitian in Carroll11 providers
Registered Dietitian in Pella9 providers
Registered Dietitian in Spencer9 providers
Registered Dietitian in Cedar Falls8 providers
Registered Dietitian in Bettendorf8 providers
Registered Dietitian in Muscatine7 providers
Registered Dietitian in Boone7 providers
Registered Dietitian in Urbandale7 providers
Registered Dietitian in Waukee7 providers
Registered Dietitian in Clinton6 providers

Registered Dietitian providers in Iowa

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. Sugianawaty Mulia, RD, LD
Mason City, IA · No drug or device payments recorded (2025) · (641) 422-7000
Dr. Kristen Decker, RD, LD
Monticello, IA · No drug or device payments recorded (2025) · (319) 480-8296
Dr. Kathlyn Routh, RDLD
Mount Ayr, IA · No drug or device payments recorded (2025) · (641) 464-3226
Dr. Logan Stackhouse
Mount Ayr, IA · No drug or device payments recorded (2025) · (386) 507-5449
Dr. Mary Klopfenstein, RD, LD, CDE
Mount Pleasant, IA · No drug or device payments recorded (2025) · (319) 385-6143
Dr. Melissa Boncher, MS RD CD
Mount Pleasant, IA · No drug or device payments recorded (2025) · Telehealth · (319) 385-2266
Dr. Cindy Rada, RD, LD
Muscatine, IA · No drug or device payments recorded (2025) · (563) 264-9317
Dr. Grace Bowling, LD, RDN, CDE
Muscatine, IA · No drug or device payments recorded (2025) · (563) 264-9100
Dr. Kara Zigament, RD, LD
Muscatine, IA · No drug or device payments recorded (2025) · (563) 264-2420
Dr. Katharine Rosenthal, RDN, LD
Muscatine, IA · No drug or device payments recorded (2025) · (563) 262-4131
Dr. Mary Temple, R.D.L.D.
Muscatine, IA · No drug or device payments recorded (2025) · (563) 264-9514
Dr. Nancy Dew, MS, RD, LD
Muscatine, IA · No drug or device payments recorded (2025) · (563) 264-2420
Dr. Stellera Roth, RDN, LDN
Muscatine, IA · No drug or device payments recorded (2025) · (708) 942-4687
Dr. Debra Linderblood, R.D.
Nevada, IA · No drug or device payments recorded (2025) · (515) 382-2111
Dr. Erin Bergquist, PHD,MPH,RD,LD
Nevada, IA · No drug or device payments recorded (2025) · (515) 707-8314
Dr. Mary Sand, RD
Nevada, IA · No drug or device payments recorded (2025) · (515) 231-3159
Dr. Nathaniel Schwartz, RD, LD
Nevada, IA · No drug or device payments recorded (2025) · (515) 460-1880
Dr. Melinda Ellsworth
New Hampton, IA · No drug or device payments recorded (2025) · (641) 394-4121
Dr. Cindy Harms, RD
Newton, IA · No drug or device payments recorded (2025) · (641) 792-1273
Dr. Deborah Nilles
Newton, IA · No drug or device payments recorded (2025) · (641) 792-1273
Dr. Emily Ring, RD, LD
Newton, IA · No drug or device payments recorded (2025) · (641) 792-7030
Dr. Jenny Thompson
Newton, IA · No drug or device payments recorded (2025) · (641) 792-1273
Dr. Joan Munoz
Newton, IA · No drug or device payments recorded (2025) · (641) 792-1273
Dr. Eric Bockelman
North Liberty, IA · No drug or device payments recorded (2025) · (630) 373-4322
Dr. Hailey Holland, MFCS, RDN, LD
North Liberty, IA · No drug or device payments recorded (2025) · (507) 456-3974
Dr. Landon Evans, RDN
North Liberty, IA · No drug or device payments recorded (2025) · (309) 310-3847
Dr. Sarah Menzel, MPPD, RD, CSO, LD
North Liberty, IA · No drug or device payments recorded (2025) · (515) 729-6710
Dr. Bethany Read
Norwalk, IA · No drug or device payments recorded (2025) · (515) 451-3161
Dr. Jessica Longcor, RD, LD
Norwalk, IA · No drug or device payments recorded (2025) · (515) 808-0282
Dr. Kayla Poffenberger, RDN, LDN, MPPD
Norwalk, IA · No drug or device payments recorded (2025) · (515) 478-3373
Dr. Donna Dolan, M.S., R.D.
Olin, IA · No drug or device payments recorded (2025) · (319) 484-2418
Dr. Ann Phillips, RD
Onawa, IA · No drug or device payments recorded (2025) · (712) 423-2311
Dr. Michele Kirkendall, RD
Onawa, IA · No drug or device payments recorded (2025) · (712) 423-2311
Dr. Colleen Wurm King, RD
Orange City, IA · No drug or device payments recorded (2025) · (712) 737-4984
Dr. Molly Gilmore, MS, RD, LD
Orange City, IA · No drug or device payments recorded (2025) · (712) 737-2000
Dr. Sarah Davis, M.S., R.D., L.D.
Osceola, IA · No drug or device payments recorded (2025) · (641) 342-5319
Dr. Catherine Drost, R.D., L.D.
Oskaloosa, IA · No drug or device payments recorded (2025) · (641) 672-3127
Dr. Jessica Madson, MS RD LD
Oskaloosa, IA · No drug or device payments recorded (2025) · (641) 672-3303
Dr. Lea Rice
Oskaloosa, IA · No drug or device payments recorded (2025) · (641) 672-3303
Dr. Nicole Palmquist, RDN, LD
Oskaloosa, IA · No drug or device payments recorded (2025) · (641) 672-3254
Dr. Crystal Howell, RD, LD
Ottumwa, IA · No drug or device payments recorded (2025) · (641) 777-6798
Dr. Heather Ware, RD, LD
Ottumwa, IA · No drug or device payments recorded (2025) · (641) 682-4516
Dr. Lisa Matthiesen, R.D.
Ottumwa, IA · No drug or device payments recorded (2025) · (641) 682-8041
Dr. Natalie Rindt, RD, LD
Ottumwa, IA · No drug or device payments recorded (2025) · (641) 683-3341
Dr. Rebecca Graeve, RD
Ottumwa, IA · No drug or device payments recorded (2025) · (641) 683-3341
Dr. Carla Mcfarland, REGISTERED DIETITIAN
Pella, IA · No drug or device payments recorded (2025) · (641) 628-3832
Dr. Catherine Pollock, RD LD
Pella, IA · No drug or device payments recorded (2025) · (641) 628-6618
Dr. Claire Groth
Pella, IA · No drug or device payments recorded (2025) · (641) 621-2325
Dr. Deborah Guild, RD LD
Pella, IA · No drug or device payments recorded (2025) · (641) 621-2651
Dr. Dianne Pettit, DIETITIAN
Pella, IA · No drug or device payments recorded (2025) · (641) 628-3832

Common questions

How many Registered Dietitian providers are in Iowa?

There are 696 Registered Dietitian providers with active NPI records practicing in Iowa, according to federal NPPES data refreshed monthly.

Do Registered Dietitian providers in Iowa offer telehealth?

Yes. 3 of the 696 Registered Dietitian providers in Iowa (about 0%) report offering telehealth services in CMS data.

Which cities in Iowa have the most Registered Dietitian providers?

Iowa City (116), Des Moines (55), Cedar Rapids (28) have the highest concentration of Registered Dietitian providers in Iowa.

How many Registered Dietitian providers in Iowa received drug or device company payments?

0 of 696 Registered Dietitian providers in Iowa (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.

Related reading on HealthcareDiscovery.AI

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Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Registered Dietitian in Iowa? Get featured.