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Nutritionist in Washington, Washington DC

Data updated monthly · Last refresh September 2026

23 Nutritionist providers practice in Washington. Listings are drawn from federal public records and are not endorsements.

Nutritionist providers in Washington

Listed alphabetically. 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. Annina Burns, NU
Washington, DC · No drug or device payments recorded (2025) · (202) 417-6679
Dr. Carolina Sierra, LN
Washington, DC · No drug or device payments recorded (2025) · (202) 729-6838
Dr. Elizabeth Graham, MS, CNS, LDN
Washington, DC · No drug or device payments recorded (2025) · (202) 422-8232
Dr. Emily Brown, MS, CNS, LDN
Washington, DC · No drug or device payments recorded (2025) · (302) 536-9355
Dr. Gina Cushenberry, MS,CNS
Washington, DC · No drug or device payments recorded (2025) · (347) 678-1072
Dr. Jessica Green
Washington, DC · No drug or device payments recorded (2025) · (240) 888-1638
Dr. Julie Frkovich
Washington, DC · No drug or device payments recorded (2025) · (202) 797-3574
Dr. Kaitlin Costello, CNS, LDN
Washington, DC · No drug or device payments recorded (2025) · (410) 688-9009
Dr. Katherine Brock
Washington, DC · No drug or device payments recorded (2025) · (832) 244-5283
Dr. Katherine Marongiu Buonaiuti, CNS
Washington, DC · No drug or device payments recorded (2025) · (202) 739-1760
Dr. Kathleen Mcneely, MS, CNS, LDN
Washington, DC · No drug or device payments recorded (2025) · (202) 715-7949
Dr. Kelsey Evers, MS, CNS, LDN
Washington, DC · No drug or device payments recorded (2025) · (202) 408-4858
Dr. Kristin Schaefer, LN
Washington, DC · No drug or device payments recorded (2025) · (202) 407-3080
Dr. Kyung Hee Kim, MS, CNS, LDN
Washington, DC · No drug or device payments recorded (2025) · (202) 321-2801
Dr. Lynnette Simpson, CNS
Washington, DC · No drug or device payments recorded (2025) · (202) 316-0445
Dr. Mabel Hernandez, L.N
Washington, DC · No drug or device payments recorded (2025) · (202) 483-8196
Dr. Mary Phelps, MS, CNS
Washington, DC · No drug or device payments recorded (2025) · (609) 477-3050
Dr. Olga Afonsky, LN
Washington, DC · No drug or device payments recorded (2025) · (202) 460-7779
Dr. Samantha Attard, NUTRITIONIST
Washington, DC · No drug or device payments recorded (2025) · (716) 465-5948
Dr. Sasha Bischoff, MS, LDN, CNS, CHHC
Washington, DC · No drug or device payments recorded (2025) · (301) 602-1411
Dr. Tiffany Johnson-largent, PH.D., RD, LN, LD
Washington, DC · No drug or device payments recorded (2025) · (202) 445-9743
Dr. Tolani Laoye, RDLN
Washington, DC · No drug or device payments recorded (2025) · (240) 605-6040
Dr. Vickie Bond
Washington, DC · No drug or device payments recorded (2025) · (202) 346-3000

Common questions

How many Nutritionist providers are in Washington, Washington DC?

There are 23 Nutritionist providers with active NPI records practicing in Washington, according to federal NPPES data refreshed monthly.

Where does this data come from?

Provider records 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.

All specialties in Washington Nutritionist across Washington DC

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
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.