MS. CHIYONG BYUN (DI) – Registered Dietitian, NPI 1508974643
Registered Dietitian
Main info
Contacts
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for MS. CHIYONG BYUN (DI)
PO BOX 24911
SEATTLE, WA 981240911
Phone: (206) 788-3683
Type: Mailing
10414 Beardslee Blvd Ste 100
Bothell, WA 980113205
Phone: (425) 486-0658
Type: Location
8301 161ST AVE NE STE 103
REDMOND, WA 980523858
Phone: (425) 882-1697
Type: Location
955 POWELL AVE SW
RENTON, WA 980572908
Phone: (425) 277-1311
Type: Mailing
16255 NE 87TH ST STE 150
REDMOND, WA 980527464
Phone: (425) 882-1697
Type: Location
The UPS Store, 3815, South Othello Street, Holly Park, Seattle, King County, Washington, 98118, United States
2ND FLOOR
SEATTLE, WA 981183510
Phone: (206) 788-3683
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2006-02-27
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20060227000176 | I | Registered Dietitian Or Nutrition Professional | WA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 98124)
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