KAREN WU (MD) – Orthopaedic Surgery Physician, NPI 1891735536
Orthopaedic Surgery Physician
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Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for KAREN WU (MD)
2160, South 1st Avenue, Maywood, Proviso Township, Cook County, Illinois, 60153, United States
MAYWOOD, IL 601533328
Phone: (708) 216-3280
Fax: (708) 216-5858
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: 2007-09-28
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 |
|---|---|---|---|---|
| I20070928000513 | I | Orthopedic Surgery | 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 |
|---|---|---|---|---|
| 20610 | Aspiration and/or injection of fluid from large joint | 131 | 90 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 120 | 108 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 52 | 49 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 35 | 32 | $0 |
| 27447 | Replacement of knee joint, both sides of knee | 22 | 22 | $0 |
Insurance plans in this area (ZIP 60153)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IL | |
| - | IL | |
| N E U R O L O G Y | IL | |
| Family Practice | IL | |
| Internal Medicine, Pediatric Medicine | IL | |
| Hospitalist, Family Practice | TX | |
| - | IL | |
| - | IL | |
| - | IL | |
| - | IL |
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