Alyssa Mclellan, MS, RD, LD
NPI 1447414198 · Registered Dietitian · Sioux Falls, SD
Alyssa Mclellan, MS, RD, LD is a Registered Dietitian provider in Sioux Falls, SD (NPI 1447414198).
Provider details
- NPI number
- 1447414198
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD, LD
- Sex
- Female
- Sole proprietor
- No
- License
- 0416 (SD)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Registry dates
- Enumerated
- 2008-07-11
- Last updated
- 2018-01-19
Frequently asked questions
- What is Alyssa Mclellan's NPI number?
- Alyssa Mclellan's National Provider Identifier (NPI) is 1447414198, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyssa Mclellan's specialty?
- Alyssa Mclellan is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Alyssa Mclellan located?
- Alyssa Mclellan's practice location on file with NPPES is 2501 W 22nd St Bldg 1, Sioux Falls, SD 57105-1305.
- What is Alyssa Mclellan's phone number?
- The practice phone number listed in the NPPES registry for Alyssa Mclellan is (605) 336-3230.
- Is Alyssa Mclellan's NPI active?
- Yes — Alyssa Mclellan's NPI (1447414198) is active in the NPPES registry as of the last update on 2018-01-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.