MARK W JACKSON (MD) – Gastroenterology Physician, NPI 1699745273
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for MARK W JACKSON (MD)
Clinch Avenue, Fort Sanders, Knoxville, Knox County, Tennessee, 37916, United States
SUITE 212
KNOXVILLE, TN 379162434
Phone: (865) 523-6418
Fax: (865) 523-6587
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 8 Open Payments records for all available years, with a total value of $200.
Total Amount is formed as General ($200) + Research ($0) + Ownership ($0) = $200.
Last reported payment date: 2024-03-18 • Largest payer in this snapshot: ABBVIE INC. ($80).
Total Amount
$200
General + Research + Ownership
Payments
8
Total payment records
General Amount
$200
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-03-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $80 |
| Boston Scientific Corporation | $67 |
| Celgene Corporation | $35 |
| Takeda Pharmaceuticals U.S.A., Inc. | $18 |
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: 2011-07-12
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 |
|---|---|---|---|---|
| I20110712000763 | I | Gastroenterology | TN | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 33 | 33 | $0 |
Insurance plans in this area (ZIP 37916)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | TN | 43235 | Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope | 42 | 40 |
| GASTROENTEROLOGY | TN | 45378 | Diagnostic examination of large bowel using an endoscope | 38 | 38 |
| GASTROENTEROLOGY | TN | 45385 | Removal of polyps or growths of large bowel using an endoscope | 33 | 33 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | TN |
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