BASSAM N MAALOUF (M.D.) – Hematology & Oncology Physician, NPI 1720173438
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
727 HEMATOLOGY/ONCOLOGY in IL
Provider Addresses for BASSAM N MAALOUF (M.D.)
321 REGENCY PARK STE 100
O FALLON, IL 622691887
Phone: (618) 416-7970
Fax: (618) 416-7971
Type: Location
210 W MCKINLEY AVE STE 1
DECATUR, IL 625265858
Phone: (217) 329-3232
Fax: (217) 342-2074
Type: Mailing
905, Medical Park Drive, Effingham, Effingham County, Illinois, 62401, United States
EFFINGHAM, IL 624012190
Phone: (217) 342-2066
Fax: (217) 342-2074
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 308 Open Payments records for all available years, with a total value of $6,723.
Total Amount is formed as General ($6,723) + Research ($0) + Ownership ($0) = $6,723.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($678).
Total Amount
$6,723
General + Research + Ownership
Payments
308
Total payment records
General Amount
$6,723
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novartis Pharmaceuticals Corporation | $678 |
| Merck Sharp & Dohme LLC | $308 |
| PFIZER INC. | $276 |
| E.R. Squibb & Sons, L.L.C. | $237 |
| US Oncology Corporate, Inc. | $218 |
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: 2013-07-19
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 |
|---|---|---|---|---|
| I20130719000497 | I | Hematology/Oncology | 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 |
|---|---|---|---|---|
| J1439 | Injection, ferric carboxymaltose, 1 mg | 118,500 | 59 | $0 |
| J9271 | Injection, pembrolizumab, 1 mg | 27,800 | 17 | $0 |
| J0185 | Injection, aprepitant, 1 mg | 7,800 | 12 | $0 |
| Q9967 | Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 6,950 | 34 | $0 |
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 3,398 | 44 | $0 |
Insurance plans in this area (ZIP 62269)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| HEMATOLOGY/ONCOLOGY | IL | 71250 | CT scan chest | 18 | 13 |
| HEMATOLOGY/ONCOLOGY | IL | 78815 | Nuclear medicine study with CT imaging skull base to mid-thigh | 16 | 16 |
| HEMATOLOGY/ONCOLOGY | IL | 96375 | Injection of different drug or substance into a vein for therapy, diagnosis, or prevention | 376 | 42 |
| HEMATOLOGY/ONCOLOGY | IL | 96415 | Infusion of chemotherapy into a vein | 201 | 28 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL | |
| H E M A T O L O G Y/ O N C O L O G Y | IL | |
| H E M A T O L O G Y/ O N C O L O G Y | IL | |
| H E M A T O L O G Y/ O N C O L O G Y | IL | |
| Hematology/Oncology, Internal Medicine | IL |
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