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Sabrina Riordan, RDN
NPI 1033822473 · Registered Dietitian · Washington, DC
Sabrina Riordan, RDN is a Registered Dietitian provider in Washington, DC (NPI 1033822473).
Provider details
- NPI number
- 1033822473
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RDN
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
111 Michigan Ave Nw
Washington, DC 20010-2916
Phone: (202) 476-5000
Street-level locationGet directions
Mailing address
6324 Claridge Dr S
Frederick, MD 21701-7700
Registry dates
- Enumerated
- 2022-12-30
- Last updated
- 2022-12-30
- Certified
- 2022-12-30
Frequently asked questions
- What is Sabrina Riordan's NPI number?
- Sabrina Riordan's National Provider Identifier (NPI) is 1033822473, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sabrina Riordan's specialty?
- Sabrina Riordan is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Sabrina Riordan located?
- Sabrina Riordan's practice location on file with NPPES is 111 Michigan Ave Nw, Washington, DC 20010-2916.
- What is Sabrina Riordan's phone number?
- The practice phone number listed in the NPPES registry for Sabrina Riordan is (202) 476-5000.
- Is Sabrina Riordan's NPI active?
- Yes — Sabrina Riordan's NPI (1033822473) is active in the NPPES registry as of the last update on 2022-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.