STEPHANIE A KOPLIN (M.D.) – Anatomic Pathology & Clinical Pathology Physician, NPI 1609831981
Anatomic Pathology & Clinical Pathology Physician
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NPPES metrics only — not quality of care.
354 PATHOLOGY in WI
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Provider Addresses for STEPHANIE A KOPLIN (M.D.)
20540, West Mill Pond Circle, Prospect, New Berlin, Waukesha County, Wisconsin, 53146, United States
NEW BERLIN, WI 53146
Phone: (262) 364-8113
Type: Mailing
Aurora Saint Luke's Medical Center, 2900, West Oklahoma Avenue, Southgate, Milwaukee, Milwaukee County, Wisconsin, 53215, United States
MILWAUKEE, WI 532154330
Phone: (414) 649-7803
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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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: 2009-08-31
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 |
|---|---|---|---|---|
| I20090831000066 | I | Pathology | WI | 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 | 471 | 259 | $0 |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 170 | 42 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 90 | 76 | $0 |
| 88304 | Pathology examination of tissue using a microscope, moderately low complexity | 73 | 56 | $0 |
| 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 71 | 60 | $0 |
Insurance plans in this area (ZIP 53146)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PATHOLOGY | WI | 88304 | Pathology examination of tissue using a microscope, moderately low complexity | 105 | 90 |
| PATHOLOGY | WI | 88312 | Special stained specimen slides to identify organisms including interpretation and report | 37 | 18 |
| PATHOLOGY | WI | 88342 | Tissue or cell analysis by immunologic technique | 95 | 78 |
Group practice members
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