DR. DAVID C RIOUX (D.O.) – Family Medicine Physician, NPI 1316084650
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. DAVID C RIOUX (D.O.)
Down East Community Hospital, 11, Hospital Drive, Machias, Washington County, Maine, 04654, United States
MACHIAS, ME 046543325
Phone: (207) 255-4567
Fax: (207) 255-0705
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 145 Open Payments records for all available years, with a total value of $2,854.
Total Amount is formed as General ($2,854) + Research ($0) + Ownership ($0) = $2,854.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($413).
Total Amount
$2,854
General + Research + Ownership
Payments
145
Total payment records
General Amount
$2,854
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $413 |
| Lundbeck LLC | $403 |
| Novo Nordisk Inc | $314 |
| Exact Sciences Corporation | $287 |
| GlaxoSmithKline, LLC. | $228 |
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: 2005-05-23
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 |
|---|---|---|---|---|
| I20050523000973 | I | Family Practice | ME | 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 04654)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | ME | |
| - | ME | |
| General Surgery, Colorectal Surgery (Proctology) | ME | |
| - | ME | |
| - | ME | |
| Emergency Medicine, Critical Care (Intensivists) | ME | |
| - | ME | |
| A N E S T H E S I O L O G Y | NC | |
| - | MA | |
| P O D I A T R Y | FL |
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