IRA F FENTON (DO) – Rheumatology Physician, NPI 1477551752
Rheumatology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
8,824 INTERNAL MEDICINE in IL
Provider Addresses for IRA F FENTON (DO)
1870 W WINCHESTER RD STE 112
LIBERTYVILLE, IL 600485365
Phone: (847) 224-0165
Fax: (847) 367-7345
Type: Location
565, Lakeview Parkway, Vernon Hills, Illinois, 60061, United States
SUITE 116
VERNON HILLS, IL 600611857
Phone: (847) 367-7340
Fax: (847) 367-7345
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 379 Open Payments records for all available years, with a total value of $13,125.
Total Amount is formed as General ($12,791) + Research ($333) + Ownership ($0) = $13,125.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: Amgen Inc. ($3,263).
Total Amount
$13,125
General + Research + Ownership
Payments
379
Total payment records
General Amount
$12,791
General payments
Research Amount
$333
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Amgen Inc. | $3,263 |
| Biogen, Inc. | $2,151 |
| ABBVIE INC. | $1,884 |
| AstraZeneca Pharmaceuticals LP | $936 |
| Novo Nordisk Inc | $408 |
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: 2010-11-02
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 |
|---|---|---|---|---|
| I20101102000836 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| J0717 | Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | 84,600 | 35 | $0 |
| J3111 | Injection, romosozumab-aqqg, 1 mg | 11,340 | 12 | $0 |
| J0897 | Injection, denosumab, 1 mg | 5,280 | 58 | $0 |
| 96372 | Injection of drug or substance under skin or into muscle | 874 | 159 | $0 |
| J1030 | Injection, methylprednisolone acetate, 40 mg | 797 | 235 | $0 |
Insurance plans in this area (ZIP 60048)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Cardiovascular Disease (Cardiology) | IL | |
| Nurse Practitioner | IL |
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