MOHAMAD KASSAR (M.D.) – Hematology & Oncology Physician, NPI 1063691830
Hematology & Oncology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
314 HEMATOLOGY/ONCOLOGY in IN
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Provider Addresses for MOHAMAD KASSAR (M.D.)
Northwest Oncology Cancer Center, 1001, Calumet Avenue, Dyer, Lake County, Indiana, 46311, United States
DYER, IN 463111596
Phone: (219) 924-8178
Fax: (219) 924-8193
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 149 Open Payments records for all available years, with a total value of $3,226.
Total Amount is formed as General ($3,226) + Research ($0) + Ownership ($0) = $3,226.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: E.R. Squibb & Sons, L.L.C. ($498).
Total Amount
$3,226
General + Research + Ownership
Payments
149
Total payment records
General Amount
$3,226
General payments
Research Amount
$0
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
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: 2008-01-29
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 |
|---|---|---|---|---|
| I20080129000723 | I | Hematology/Oncology | IN | 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 |
|---|---|---|---|---|
| J9025 | Injection, azacitidine, 1 mg | 68,700 | 19 | $0 |
| J0641 | Injection, levoleucovorin, not otherwise specified, 0.5 mg | 64,500 | 15 | $0 |
| J9271 | Injection, pembrolizumab, 1 mg | 39,600 | 41 | $0 |
| J0185 | Injection, aprepitant, 1 mg | 34,190 | 66 | $0 |
| J9263 | Injection, oxaliplatin, 0.5 mg | 24,750 | 19 | $0 |
Insurance plans in this area (ZIP 46311)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | IN | |
| H E M A T O L O G Y/ O N C O L O G Y | IN | |
| Gynecological Oncology, Obstetrics/Gynecology | IN | |
| Nurse Practitioner | IN | |
| Hematology/Oncology, Internal Medicine | IN | |
| H E M A T O L O G Y/ O N C O L O G Y | IN | |
| Nurse Practitioner | IN | |
| Hematology/Oncology, Internal Medicine | IN | |
| Nurse Practitioner | IN | |
| - | IN |
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