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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. Patricia Ancell, R.D L.D.
Knoxville, IA · No drug or device payments recorded (2025) · (641) 842-3101
Dr. Katie Smith, PHD, RD
Lacona, IA · No drug or device payments recorded (2025) · (712) 299-3960
Dr. Cassandra Wetter, R.D.
Lake City, IA · No drug or device payments recorded (2025) · (712) 464-3171
Dr. Maurine Thieszen, R.D.
Lake City, IA · No drug or device payments recorded (2025) · (712) 464-3171
Dr. Rose Hoenig, RD
Leclaire, IA · No drug or device payments recorded (2025) · (563) 320-1028
Dr. Abby Luitjens, MS, RDN, LD
Le Mars, IA · No drug or device payments recorded (2025) · (712) 546-7816
Dr. Denise Gengler
Le Mars, IA · No drug or device payments recorded (2025) · (712) 546-7816
Dr. Abigail Carper, RD
Manchester, IA · No drug or device payments recorded (2025) · (563) 927-7582
Dr. Angela Munson, RD
Manchester, IA · No drug or device payments recorded (2025) · (563) 927-3232
Dr. Cara Recker, MS, RDN, LD, CDCES
Manchester, IA · No drug or device payments recorded (2025) · (515) 509-3598
Dr. Joan Wessels, RD
Manchester, IA · No drug or device payments recorded (2025) · (563) 927-7430
Dr. Melissa Althoff, RDN
Manchester, IA · No drug or device payments recorded (2025) · (563) 927-3232
Dr. Barbara Taylor, MS, RD, LD
Marengo, IA · No drug or device payments recorded (2025) · (319) 642-8092
Dr. Ann Wells, RD
Marion, IA · No drug or device payments recorded (2025) · (385) 881-7717
Dr. Jennifer Heringhausen, R.D.
Marion, IA · No drug or device payments recorded (2025) · (319) 377-4803
Dr. Lisa Woodruff, RDN
Marion, IA · No drug or device payments recorded (2025) · (515) 290-4541
Dr. Melissa Mclaughlin, MS, RDN, LD
Marion, IA · No drug or device payments recorded (2025) · (319) 377-4803
Dr. Abbileni Rodriguez Medel, RD
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 328-9120
Dr. Amelia Attwood, RD, LD
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 328-7693
Dr. Autumn Kelly, RD, LD
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 754-5271
Dr. Emmaline Wright, RD
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 754-5151
Dr. Frances Armstead
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 754-5151
Dr. Haley Kouba, R.D.
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 753-4518
Dr. Jane Linnenbrink, R.D.L.D
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 753-4518
Dr. Jena Hunt, MNT
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 754-5151
Dr. Jennifer Scales, RD, LD
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 752-4525
Dr. Jessica Da Silva, RD
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 754-5151
Dr. Karolyn Kellen
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 753-4518
Dr. Kay Tierney, R.D.
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 753-4518
Dr. Linda Frazer
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 753-4518
Dr. Linda Pierson, R.D.
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 753-4518
Dr. Mckenzie Stevens, MNT
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 754-5145
Dr. Melissa Sienknecht
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 753-4518
Dr. Nancy Schive, RD,LD
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 752-0654
Dr. Patricia Crupi
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 753-4518
Dr. Rachel Scieszinski, MNT
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 754-5151
Dr. Sandra Frahm
Marshalltown, IA · No drug or device payments recorded (2025) · (641) 753-4518
Dr. Alicia Helm, RDN, LD
Mason City, IA · No drug or device payments recorded (2025) · (641) 428-6020
Dr. Alyssa Rider, MS, RD, LD
Mason City, IA · No drug or device payments recorded (2025) · (641) 428-2320
Dr. Jenna Whittle, RD, LD
Mason City, IA · No drug or device payments recorded (2025) · (515) 721-7270
Dr. Jennifer Arndt, MS, RDN, LD
Mason City, IA · No drug or device payments recorded (2025) · (641) 428-6020
Dr. Jessica Pavlinec, RD, LD
Mason City, IA · No drug or device payments recorded (2025) · (641) 424-9741
Dr. Joan Maertens, RD,LD
Mason City, IA · No drug or device payments recorded (2025) · (641) 422-6443
Dr. Julie Walker, R.D. L.D.
Mason City, IA · No drug or device payments recorded (2025) · (641) 422-5244
Dr. Kathleen Koch, RD, LD
Mason City, IA · No drug or device payments recorded (2025) · (641) 422-7000
Dr. Keith Hargis, RD,LD
Mason City, IA · No drug or device payments recorded (2025) · (641) 428-7799
Dr. Kelsi Bauermeister, RD, LD
Mason City, IA · No drug or device payments recorded (2025) · (614) 428-1951
Dr. Megan Noonan-conlon, RD, LD
Mason City, IA · No drug or device payments recorded (2025) · (641) 424-2605
Dr. Sara O'tool, R.D., L.D.
Mason City, IA · No drug or device payments recorded (2025) · (641) 424-2605
Dr. Stephanie Norris, RD, LD
Mason City, IA · No drug or device payments recorded (2025) · (641) 424-9741

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

Registered Dietitian in all 50 states Search all 696 in the directory Ask Zach for help choosing

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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.