DR. JOHN L VISCONTI (DO) – Medical Oncology Physician, NPI 1033167846
Medical Oncology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
215 MEDICAL ONCOLOGY in IL
Provider Addresses for DR. JOHN L VISCONTI (DO)
PO BOX 7412011
CHICAGO, IL 606742011
Phone: (618) 607-1340
Fax: (618) 622-9724
Type: Mailing
1418 CROSS ST
DIV IM MEDICAL ONCOLOGY, STE 180
SHILOH, IL 622692914
Phone: (618) 607-1340
Fax: (618) 622-9724
Type: Location
North Illinois Lane, Swansea, Saint Clair County, Illinois, 62226, United States
STE C
SWANSEA, IL 622261969
Phone: (618) 607-1340
Fax: (618) 622-9724
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 15 Open Payments records for all available years, with a total value of $388.
Total Amount is formed as General ($388) + Research ($0) + Ownership ($0) = $388.
Last reported payment date: 2024-12-16 • Largest payer in this snapshot: EMD Serono, Inc. ($137).
Total Amount
$388
General + Research + Ownership
Payments
15
Total payment records
General Amount
$388
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-16
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: 2021-02-18
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20051202000549 | I | Hematology/Oncology | IL | TBD |
| I20210218001425 | I | Medical Oncology | 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 |
|---|---|---|---|---|
| J1439 | Injection, ferric carboxymaltose, 1 mg | 32,250 | 24 | $0 |
| J0881 | Injection, darbepoetin alfa, 1 microgram (non-esrd use) | 27,650 | 17 | $0 |
| J9271 | Injection, pembrolizumab, 1 mg | 24,400 | 25 | $0 |
| J9263 | Injection, oxaliplatin, 0.5 mg | 17,450 | 19 | $0 |
| J0897 | Injection, denosumab, 1 mg | 15,720 | 47 | $0 |
Insurance plans in this area (ZIP 60674)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| HEMATOLOGY/ONCOLOGY | IL | 96375 | Injection of different drug or substance into a vein for therapy, diagnosis, or prevention | 694 | 86 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MO | |
| - | MO | |
| - | FL | |
| - | MO | |
| Diagnostic Radiology | IL | |
| - | IL | |
| - | MO | |
| - | MO | |
| - | MO | |
| - | MO |
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