DR. JOHN PAUL GREVING (DO) – Internal Medicine Physician, NPI 1043388036
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,186 INTERNAL MEDICINE in MO
Provider Addresses for DR. JOHN PAUL GREVING (DO)
6500 HOSPITAL DR
HANNIBAL, MO 634016890
Phone: (573) 629-3400
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 42 Open Payments records for all available years, with a total value of $692.
Total Amount is formed as General ($692) + Research ($0) + Ownership ($0) = $692.
Last reported payment date: 2024-12-03 • Largest payer in this snapshot: Amgen Inc. ($63).
Total Amount
$692
General + Research + Ownership
Payments
42
Total payment records
General Amount
$692
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-03
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2007-03-16
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 |
|---|---|---|---|---|
| I20070316000214 | I | Internal Medicine | MO | 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 | 28 | 11 | $0 |
| 99457 | Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 15 | 14 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 13 | 13 | $0 |
Insurance plans in this area (ZIP 63401)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | MO | 90670 | Pneumococcal vaccine for injection into muscle | 26 | 26 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | OK | |
| Diagnostic Radiology | GA | |
| Nurse Practitioner | MO | |
| Emergency Medicine | MO | |
| Internal Medicine, Cardiovascular Disease (Cardiology) | MO | |
| Nurse Practitioner | MO | |
| Nurse Practitioner | MO | |
| General Surgery | MO | |
| A N E S T H E S I O L O G Y | MO | |
| A N E S T H E S I O L O G Y | MI |
Reviews
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