WILLIAM T PENNINGTON (MD) – Orthopaedic Surgery Physician, NPI 1114021110
Orthopaedic Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
628 ORTHOPEDIC SURGERY in WI
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Provider Addresses for WILLIAM T PENNINGTON (MD)
305, North Mayfair Road, Wauwatosa, Milwaukee County, Wisconsin, 53226, United States
WAUWATOSA, WI 532224305
Phone: (414) 384-6700
Fax: (414) 727-1058
Type: Mailing
3111, West Rawson Avenue, Franklin, Milwaukee County, Wisconsin, 53132, United States
#200
FRANKLIN, WI 53132
Phone: (414) 325-4320
Fax: (414) 761-1921
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 12 Open Payments records for all available years, with a total value of $28,575.
Total Amount is formed as General ($28,575) + Research ($0) + Ownership ($0) = $28,575.
Last reported payment date: 2024-11-15 • Largest payer in this snapshot: Arthrex, Inc. ($28,426).
Total Amount
$28,575
General + Research + Ownership
Payments
12
Total payment records
General Amount
$28,575
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
2
Ownership records
Last Payment Date
2024-11-15
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Arthrex, Inc. | $28,426 |
| Stryker Corporation | $150 |
| Spinal Simplicity, LLC | $0 |
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: 2006-12-21
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 |
|---|---|---|---|---|
| I20061221000479 | I | Orthopedic Surgery | 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 |
|---|---|---|---|---|
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 720 | 112 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 220 | 158 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 188 | 154 | $0 |
| 73030 | X-ray of shoulder, minimum of 2 views | 160 | 133 | $0 |
| J7321 | Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose | 54 | 26 | $0 |
Insurance plans in this area (ZIP 53222)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ORTHOPEDIC SURGERY | WI | 20610 | Aspiration and/or injection of large joint or joint capsule | 171 | 150 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Orthopedic Surgery | WI | |
| Nurse Practitioner | WI | |
| Nurse Practitioner | WI | |
| Orthopedic Surgery | WI | |
| Physician Assistant | WI | |
| - | WI | |
| Nurse Practitioner | WI | |
| Physician Assistant | WI | |
| Orthopedic Surgery | WI | |
| Orthopedic Surgery | WI |
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