ZBIGNIEW MALECKI (M.D.) – Anatomic Pathology & Clinical Pathology Physician, NPI 1386636884
Anatomic Pathology & Clinical Pathology Physician
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NPPES metrics only — not quality of care.
766 PATHOLOGY in IL
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Provider Addresses for ZBIGNIEW MALECKI (M.D.)
520, East 22nd Street, Highland Hills, Lombard, DuPage County, Illinois, 60148, United States
LOMBARD, IL 601486110
Phone: (630) 874-2542
Fax: (630) 874-2642
Type: Mailing
Dempster Street, Buffalo, Erie County, New York, 14206, United States
LUTHERAN GENERAL HOSPITAL / PATHOLOGY DEPARTMENT
PARK RIDGE, IL 600681143
Phone: (847) 723-2210
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
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Open Payments (CMS)
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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: 2010-06-21
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 |
|---|---|---|---|---|
| I20100621000494 | I | Pathology | 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 |
|---|---|---|---|---|
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 680 | 302 | $0 |
| 84165 | Protein measurement, serum | 495 | 459 | $0 |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 342 | 70 | $0 |
| 86334 | Immunologic analysis technique on serum (immunofixation) | 280 | 269 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 191 | 138 | $0 |
Insurance plans in this area (ZIP 60148)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PATHOLOGY | IL | 88304 | Pathology examination of tissue using a microscope, moderately low complexity | 64 | 61 |
| PATHOLOGY | IL | 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 47 | 32 |
| PATHOLOGY | IL | 88312 | Special stained specimen slides to identify organisms including interpretation and report | 24 | 15 |
| PATHOLOGY | IL | 88342 | Tissue or cell analysis by immunologic technique | 105 | 86 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| P A T H O L O G Y | IL | |
| P A T H O L O G Y | IL | |
| - | IL | |
| - | IL | |
| P A T H O L O G Y | MN | |
| - | IL | |
| - | IL | |
| P A T H O L O G Y | IL | |
| P A T H O L O G Y | IL | |
| - | IL |
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