Chiyong Byun, DI
NPI 1508974643 · Registered Dietitian · Redmond, WA
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chiyong Byun, DI is a Registered Dietitian provider in Redmond, WA (NPI 1508974643).
Provider details
- NPI number
- 1508974643
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- DI
- Sex
- Female
- Sole proprietor
- No
- License
- DI00001769
Specialties & taxonomies
Dietary & Nutritional Service Providers
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 10414 Beardslee Blvd Ste 100Bothell, WA 98011-3205Phone: (425) 486-0658
Registry dates
- Enumerated
- 2006-08-28
- Last updated
- 2024-12-26
- Certified
- 2024-12-26
Frequently asked questions
- What is Chiyong Byun's NPI number?
- Chiyong Byun's National Provider Identifier (NPI) is 1508974643, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chiyong Byun's specialty?
- Chiyong Byun is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Chiyong Byun located?
- Chiyong Byun's practice location on file with NPPES is 16255 Ne 87th St Ste 150, Redmond, WA 98052-7464.
- What is Chiyong Byun's phone number?
- The practice phone number listed in the NPPES registry for Chiyong Byun is (425) 882-1697.
- Does Chiyong Byun accept Medicare?
- Chiyong Byun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chiyong Byun's NPI active?
- Yes — Chiyong Byun's NPI (1508974643) is active in the NPPES registry as of the last update on 2024-12-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.