GORDON G ZENG (MD) – Clinical Pathology/Laboratory Medicine Physician, NPI 1801891460
Clinical Pathology/Laboratory Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
354 PATHOLOGY in WI
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Provider Addresses for GORDON G ZENG (MD)
1836, South Avenue, La Crosse, La Crosse County, Wisconsin, 54601, United States
LA CROSSE, WI 546015429
Phone: (608) 782-7300
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.
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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: 2018-05-30
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20050916000515 | I | Pathology | WI | TBD |
| I20070427000506 | I | Pathology | MN | TBD |
| I20180530001060 | I | Pathology | IA | 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 | 779 | 443 | $0 |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 171 | 39 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 119 | 85 | $0 |
| 88311 | Preparation of tissue for examination by removing any calcium present | 94 | 68 | $0 |
| 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 55 | 44 | $0 |
Insurance plans in this area (ZIP 54601)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WI | |
| - | WI | |
| Physician Assistant | WI | |
| Diagnostic Radiology | WI | |
| General Surgery | WI | |
| - | WI | |
| Cardiovascular Disease (Cardiology), Internal Medicine, Interventional Cardiology, Cardiovascular Disease (Cardiology) | NY | |
| P A T H O L O G Y | MN | |
| Nurse Practitioner | WI | |
| P A T H O L O G Y | NM |
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