MATTHEW WALTON (M.D.) – Gastroenterology Physician, NPI 1952497737
Gastroenterology Physician
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Profile Insights
NPPES metrics only — not quality of care.
252 GASTROENTEROLOGY in OR
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Provider Addresses for MATTHEW WALTON (M.D.)
PO BOX 1189
CORVALLIS, OR 973391189
Phone:
Type: Mailing
3521, Northwest Samaritan Drive, Corvallis, Benton County, Oregon, 97330, United States
SUITE 101
CORVALLIS, OR 973304744
Phone: (541) 768-6119
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $166.
Total Amount is formed as General ($166) + Research ($0) + Ownership ($0) = $166.
Last reported payment date: 2023-08-10 • Largest payer in this snapshot: Janssen Biotech, Inc. ($150).
Total Amount
$166
General + Research + Ownership
Payments
3
Total payment records
General Amount
$166
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-08-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Janssen Biotech, Inc. | $150 |
| Medline Industries LP | $16 |
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: 2009-09-29
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 |
|---|---|---|---|---|
| I20090929000544 | I | Gastroenterology | OR | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 137 | 137 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 74 | 73 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 27 | 27 | $0 |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | 22 | 22 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 18 | 18 | $0 |
Insurance plans in this area (ZIP 97339)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | OR | |
| - | OR | |
| Rheumatology, Internal Medicine | OR | |
| Physical Therapist In Private Practice | MT | |
| Nurse Practitioner | OR | |
| Physician Assistant | OR | |
| - | OR | |
| - | OR | |
| A N E S T H E S I O L O G Y | OR | |
| G A S T R O E N T E R O L O G Y | OR |
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