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Nutritionists in Washington DC

Data updated monthly · Last refresh October 2026

23 Nutritionist providers practice in Washington DC. The largest concentration is in Washington. 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.

23providers
Washingtontop city

Where Nutritionists in Washington DC practice

From CMS Medicare enrollment records covering 3 of the 23 providers listed here (13%). Providers who do not bill Medicare are not included in these figures.

Largest practice groups

Group (as registered with Medicare)NutritionistsAll clinicians in groupMain city
Community of Hope, Inc.254Washington

Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.

Nutritionist providers in Washington DC

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. 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 DC?

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

Which cities in Washington DC have the most Nutritionist providers?

Washington (23) have the highest concentration of Nutritionist providers in Washington DC.

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.

Nutritionist in all 50 states Search all 23 in the directory Ask Zach for help choosing

Related

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. Are you a Nutritionist in Washington DC? Get featured.