DR. MARYJANE ZIMAROWSKI – Specialist, NPI 1417954595
Specialist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
799 PATHOLOGY in MA
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Provider Addresses for DR. MARYJANE ZIMAROWSKI
640 Memorial Drive, 640, Memorial Drive, Cambridgeport, Cambridge, Middlesex County, Massachusetts, 02139, United States
CAMBRIDGE, MA 021394853
Phone: (781) 255-0555
Fax: (781) 255-0594
Type: Mailing
330 BROOKLINE AVE
BOSTON, MA 022155400
Phone: (617) 667-4344
Type: Location
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.
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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: 2005-04-18
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 |
|---|---|---|---|---|
| I20050418000823 | I | Pathology | MA | 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 | 919 | 629 | $0 |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 291 | 99 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 147 | 120 | $0 |
| 88312 | Special stained specimen slides to identify organisms including interpretation and report | 113 | 50 | $0 |
| 88313 | Special stained specimen slides to examine tissue including interpretation and report | 63 | 37 | $0 |
Insurance plans in this area (ZIP 02139)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PATHOLOGY | MA | 88304 | Pathology examination of tissue using a microscope, moderately low complexity | 38 | 34 |
| PATHOLOGY | MA | 88312 | Special stained specimen slides to identify organisms including interpretation and report | 148 | 60 |
| PATHOLOGY | MA | 88342 | Tissue or cell analysis by immunologic technique | 123 | 109 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| Emergency Medicine | NC |
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