NATALIA R TISHKEVICH (MD) – Rheumatology Physician, NPI 1881651404
Rheumatology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
167 RHEUMATOLOGY in WA
Provider Addresses for NATALIA R TISHKEVICH (MD)
515 Minor ave #300
Seattle, WA 98104
Phone: (206) 386-9500
Fax: (206) 386-9605
Type: Location
11511 NE 10TH ST
BELLEVUE, WA 980048578
Phone: (425) 502-3000
Type: Mailing
Terminal Finance Station Seattle Post Office, 2420, 4th Avenue South, Seattle, King County, Washington, 98134, United States
SEATTLE, WA 981143489
Phone: (206) 386-9500
Fax: (206) 386-9605
Type: Mailing
300, Minor Avenue North, South Lake Union, Cascade, First Hill, Seattle, King County, Washington, 98109, United States
SEATTLE, WA 98104
Phone: (206) 386-9500
Fax: (206) 386-9605
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: 2006-04-20
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 |
|---|---|---|---|---|
| I20060420000580 | I | Rheumatology | 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 98104)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| R H E U M A T O L O G Y | WA | |
| Nurse Practitioner | WA | |
| Physician Assistant | WA | |
| G A S T R O E N T E R O L O G Y | UT | |
| Nurse Practitioner | WA | |
| Rheumatology, Internal Medicine | WA | |
| Rheumatology, Internal Medicine | WA |
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