DR. LEROY III STROMBERG (MD) – Diagnostic Radiology Physician, NPI 1346479102
Diagnostic Radiology Physician
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Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,121 DIAGNOSTIC RADIOLOGY in IL
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Provider Addresses for DR. LEROY III STROMBERG (MD)
MacNeal Hospital, 3249, Oak Park Avenue, Berwyn, Cook County, Illinois, 60402, United States
MACNEAL HOSPITAL
BERWYN, IL 60402
Phone: (708) 783-3400
Fax: (708) 783-3341
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)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2015-06-01
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 |
|---|---|---|---|---|
| I20150601001867 | I | Diagnostic Radiology | 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 |
|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | 596 | 539 | $0 |
| 70450 | Ct scan head or brain without contrast | 300 | 286 | $0 |
| 71046 | X-ray of chest, 2 views | 175 | 174 | $0 |
| 70553 | Mri scan of brain before and after contrast | 142 | 140 | $0 |
| 77063 | Screening 3d breast mammography | 140 | 140 | $0 |
Insurance plans in this area (ZIP 60402)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | IL | 71010 | X-ray of chest, 1 view, front | 614 | 542 |
| DIAGNOSTIC RADIOLOGY | IL | 74177 | CT scan of abdomen and pelvis with contrast | 98 | 97 |
| DIAGNOSTIC RADIOLOGY | IL | 78815 | Nuclear medicine study with CT imaging skull base to mid-thigh | 12 | 12 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | NV | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology, Interventional Radiology | IL | |
| Diagnostic Radiology | MN | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | NV | |
| Diagnostic Radiology | OH |
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