MICHAEL S LEININGER (PA PHYSICIAN ASST) – Physician Assistant, NPI 1235147257
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,035 PHYSICIAN ASSISTANT in IL
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Provider Addresses for MICHAEL S LEININGER (PA PHYSICIAN ASST)
PNC, 2650, Warrenville Road, Downers Grove, DuPage County, Illinois, 60515, United States
SUITE 280
DOWNERS GROVE, IL 60515
Phone: (630) 324-7911
Fax: (630) 324-7942
Type: Mailing
333, Madison Street, Joliet, Will County, Illinois, 60435, United States
JOLIET, IL 60435
Phone: (815) 725-7133
Fax: (815) 773-7859
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $345.
Total Amount is formed as General ($345) + Research ($0) + Ownership ($0) = $345.
Last reported payment date: 2024-07-30 • Largest payer in this snapshot: ATRICURE, INC. ($142).
Total Amount
$345
General + Research + Ownership
Payments
6
Total payment records
General Amount
$345
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ATRICURE, INC. | $142 |
| Ethicon US, LLC | $126 |
| Edwards Lifesciences Corporation | $42 |
| LeMaitre Vascular, Inc. | $36 |
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: 2023-10-26
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20050512000307 | I | Physician Assistant | IL | TBD |
| I20231026001844 | I | Physician Assistant | 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 |
|---|---|---|---|---|
| 33533 | Coronary artery bypass using artery graft, 1 graft | 23 | 23 | $0 |
| 33508 | Harvest of vein using an endoscope | 21 | 21 | $0 |
Insurance plans in this area (ZIP 60515)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PHYSICIAN ASSISTANT | IL | 33533 | Heart artery bypass to repair one artery | 31 | 31 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Thoracic Surgery | MD | |
| - | IL | |
| Nurse Practitioner | IN | |
| Nurse Practitioner | IN | |
| Nurse Practitioner | IL | |
| Physician Assistant | IL | |
| - | IL | |
| Nurse Practitioner | OH | |
| Physician Assistant | IN | |
| Physician Assistant | IN |
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