DR. GARRETT WILLIAM FLEMING (D.O.) – Surgery Physician, NPI 1255606430
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,422 GENERAL SURGERY in IL
Provider Addresses for DR. GARRETT WILLIAM FLEMING (D.O.)
101 E Miller Rd
Sterling, IL 610811252
Phone: (815) 625-4790
Type: Location
123 HOSPITAL DR
STE 2000
WATERTOWN, WI 530983320
Phone: (563) 584-4100
Type: Mailing
1000 LANGWORTHY ST
DUBUQUE, IA 520017313
Phone: (563) 584-3450
Fax: (563) 584-3171
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 27 Open Payments records for all available years, with a total value of $4,600.
Total Amount is formed as General ($4,600) + Research ($0) + Ownership ($0) = $4,600.
Last reported payment date: 2024-12-30 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($4,193).
Total Amount
$4,600
General + Research + Ownership
Payments
27
Total payment records
General Amount
$4,600
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $4,193 |
| Abbott Laboratories | $251 |
| ABIOMED | $83 |
| Davol Inc. | $21 |
| Pacira Pharmaceuticals Incorporated | $19 |
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: 2019-03-14
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 |
|---|---|---|---|---|
| I20190314001349 | I | General Surgery | WI | 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 |
|---|---|---|---|---|
| 45384 | Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery | 59 | 59 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 48 | 37 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 47 | 47 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 43 | 43 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 32 | 14 | $0 |
Insurance plans in this area (ZIP 61081)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | WI | |
| - | WI | |
| O P T O M E T R Y | TX | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology), Nuclear Medicine | FL | |
| Physician Assistant | WI | |
| U R O L O G Y | WI | |
| Nurse Practitioner | WI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| U R O L O G Y | WI | |
| Nurse Practitioner | WI |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.