JOHN P SHANNON (MD) – Surgery Physician, NPI 1982610903
Surgery Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
827 GENERAL SURGERY in WA
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Provider Addresses for JOHN P SHANNON (MD)
Walla Walla Post Office, 85, Commercial Street, Walla Walla, New South Wales, 2659, Australia
WALLA WALLA, WA 99362
Phone: (509) 522-5815
Fax: (509) 522-5818
Type: Mailing
301, West Poplar Street, Walla Walla, Walla Walla County, Washington, 99362, United States
SUITE 210
WALLA WALLA, WA 99362
Phone: (509) 522-5825
Fax: (509) 529-3512
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: 2009-01-08
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 |
|---|---|---|---|---|
| I20090108000654 | I | General Surgery | 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 99362)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | CO | |
| Hospitalist, Internal Medicine | UT | |
| Nurse Practitioner | WA | |
| Internal Medicine, Hospitalist | ID | |
| N E U R O L O G Y | OR | |
| Family Practice | WA | |
| - | WA | |
| Emergency Medicine | WA | |
| Physical Therapist In Private Practice | WA | |
| Nurse Practitioner | WA |
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