STEVEN O IKENBERRY (M.D.) – Gastroenterology Physician, NPI 1336135540
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
978 GASTROENTEROLOGY in IL
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Provider Addresses for STEVEN O IKENBERRY (M.D.)
Rockford Gastroenterology, 401, Roxbury Road, Rockford, Winnebago County, Illinois, 61107, United States
ROCKFORD, IL 611075075
Phone: (815) 397-7340
Fax: (815) 397-7388
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 5 Open Payments records for all available years, with a total value of $276.
Total Amount is formed as General ($276) + Research ($0) + Ownership ($0) = $276.
Last reported payment date: 2024-02-29 • Largest payer in this snapshot: E.R. Squibb & Sons, L.L.C. ($125).
Total Amount
$276
General + Research + Ownership
Payments
5
Total payment records
General Amount
$276
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-29
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| E.R. Squibb & Sons, L.L.C. | $125 |
| ABBVIE INC. | $121 |
| PFIZER INC. | $17 |
| Celgene Corporation | $13 |
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: 2011-02-25
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 |
|---|---|---|---|---|
| I20110225000853 | I | Gastroenterology | IL | 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 |
|---|---|---|---|---|
| J3380 | Injection, vedolizumab, 1 mg | 8,400 | 19 | $0 |
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 398 | 182 | $0 |
| G0500 | Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 194 | 193 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 139 | 139 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 89 | 78 | $0 |
Insurance plans in this area (ZIP 61107)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | IL | 45378 | Diagnostic examination of large bowel using an endoscope | 25 | 25 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Gastroenterology | IL | |
| Gastroenterology, Internal Medicine | LA | |
| Certified Registered Nurse Anesthetist (Crna) | IL | |
| Certified Registered Nurse Anesthetist (Crna) | AR | |
| Gastroenterology, Internal Medicine | WI | |
| Nurse Practitioner | WI | |
| - | IL | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL |
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