SAMUEL HUNTER DUNN (MD) – Gastroenterology Physician, NPI 1689038416
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
121 GASTROENTEROLOGY in AR
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Provider Addresses for SAMUEL HUNTER DUNN (MD)
Rife Medical Lane, Rogers, Benton County, Arkansas, 72758, United States
ROGERS, AR 72758
Phone: (479) 636-0200
Fax: (479) 986-3448
Type: Location
3401 SPRINGHILL DR STE 400
NORTH LITTLE ROCK, AR 721172928
Phone: (501) 945-3343
Fax: (501) 945-0770
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 90 Open Payments records for all available years, with a total value of $1,697.
Total Amount is formed as General ($1,697) + Research ($0) + Ownership ($0) = $1,697.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: ABBVIE INC. ($566).
Total Amount
$1,697
General + Research + Ownership
Payments
90
Total payment records
General Amount
$1,697
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 |
|---|---|
| ABBVIE INC. | $566 |
| Braintree Laboratories, Inc. | $254 |
| Janssen Biotech, Inc. | $124 |
| Boston Scientific Corporation | $111 |
| Takeda Pharmaceuticals U.S.A., Inc. | $96 |
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: 2019-07-08
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20190708001211 | I | Gastroenterology | AR | 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 |
|---|---|---|---|---|
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 197 | 88 | $0 |
| 88313 | Special stained specimen slides to examine tissue including interpretation and report | 88 | 38 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 50 | 50 | $0 |
| 88312 | Special stained specimen slides to identify organisms including interpretation and report | 48 | 32 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 41 | 41 | $0 |
Insurance plans in this area (ZIP 72758)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | AR | |
| G A S T R O E N T E R O L O G Y | AR | |
| - | AR | |
| G A S T R O E N T E R O L O G Y | AR | |
| G A S T R O E N T E R O L O G Y | AR | |
| - | AR | |
| Nurse Practitioner | AR | |
| G A S T R O E N T E R O L O G Y | AR |
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