DR. AYUMI I CORN (MD) – Anatomic Pathology Physician, NPI 1053390260
Anatomic Pathology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
369 PATHOLOGY in WA
Provider Addresses for DR. AYUMI I CORN (MD)
PO BOX 50095
SEATTLE, WA 981455095
Phone:
Type: Mailing
1959 NE PACIFIC ST.
SEATTLE, WA 981950001
Phone: (206) 520-5000
Type: Location
PO BOX 3405
SPOKANE, WA 992203405
Phone: (509) 892-2700
Fax: (509) 892-2740
Type: Mailing
East Mansfield Avenue, Spokane Valley, Spokane County, Washington, 99212, United States
SPOKANE VALLEY, WA 992161642
Phone: (509) 892-2700
Fax: (509) 892-2740
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: 2023-12-20
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20111219000569 | I | Pathology | WA | TBD |
| I20231220000014 | I | Pathology | NC | 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 98145)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PATHOLOGY | WA | 88342 | Tissue or cell analysis by immunologic technique | 114 | 87 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| H E M A T O L O G Y | WA | |
| Infectious Disease | OR | |
| - | WA | |
| - | WA | |
| Family Practice | WA | |
| - | WA | |
| - | WA | |
| - | WA | |
| - | WA | |
| - | WA |
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