JON D HARPER (MD) – Internal Medicine Physician, NPI 1548258361
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,274 INTERNAL MEDICINE in AR
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Provider Addresses for JON D HARPER (MD)
PO BOX 11449
BELFAST, ME 049154005
Phone: (479) 709-1924
Fax: (479) 709-7499
Type: Mailing
1120, Lexington Avenue, Fort Smith, Sebastian County, Arkansas, 72901, United States
FORT SMITH, AR 729015136
Phone: (479) 709-7260
Fax: (479) 709-7261
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 13 Open Payments records for all available years, with a total value of $234.
Total Amount is formed as General ($234) + Research ($0) + Ownership ($0) = $234.
Last reported payment date: 2024-05-22 • Largest payer in this snapshot: PFIZER INC. ($66).
Total Amount
$234
General + Research + Ownership
Payments
13
Total payment records
General Amount
$234
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-05-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $66 |
| Boston Scientific Corporation | $53 |
| Janssen Pharmaceuticals, Inc | $40 |
| Novo Nordisk Inc | $20 |
| Lilly USA, LLC | $17 |
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: 2004-09-23
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 |
|---|---|---|---|---|
| I20040923000596 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 557 | 149 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 471 | 272 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 469 | 270 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 136 | 79 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 117 | 84 | $0 |
Insurance plans in this area (ZIP 04915)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | AR | 90670 | Pneumococcal vaccine for injection into muscle | 11 | 11 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | ME | |
| Critical Care (Intensivists) | AR | |
| Internal Medicine | AR | |
| Family Practice | AR | |
| Internal Medicine, Pulmonary Disease, Critical Care (Intensivists) | OH | |
| - | AR | |
| - | AR | |
| - | AR | |
| - | GA | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | AR |
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