Alyssa Los, RD, RN, RYT
NPI 1699420380 · Registered Dietitian · Honolulu, HI
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alyssa Los, RD, RN, RYT is a Registered Dietitian provider in Honolulu, HI (NPI 1699420380).
Provider details
- NPI number
- 1699420380
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD, RN, RYT
- Sex
- Female
- Sole proprietor
- No
- License
- 86088589 (AZ)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2022-02-21
- Last updated
- 2022-02-21
- Certified
- 2022-02-21
Frequently asked questions
- What is Alyssa Los's NPI number?
- Alyssa Los's National Provider Identifier (NPI) is 1699420380, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyssa Los's specialty?
- Alyssa Los is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Alyssa Los located?
- Alyssa Los's practice location on file with NPPES is 369 N Vineyard Blvd Apt 204, Honolulu, HI 96817-3663.
- What is Alyssa Los's phone number?
- The practice phone number listed in the NPPES registry for Alyssa Los is (520) 850-9360.
- Does Alyssa Los accept Medicare?
- Alyssa Los is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alyssa Los's NPI active?
- Yes — Alyssa Los's NPI (1699420380) is active in the NPPES registry as of the last update on 2022-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.