LAWRENCE C KOCEN – Physician Assistant, NPI 1275069296
Physician Assistant
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Profile Insights
NPPES metrics only — not quality of care.
5,035 PHYSICIAN ASSISTANT in IL
Provider Addresses for LAWRENCE C KOCEN
4700 Gilbert Ave
Suite 51,52
Western Springs, IL 605581753
Phone: (708) 387-1737
Fax: (630) 794-8672
Type: Location
Gilbert Avenue, Western Springs, Lyons Township, Cook County, Illinois, 60521-2101, United States
SUITE 51,52
WESTERN SPRINGS, IL 605581753
Phone: (708) 387-1737
Fax: (630) 794-8672
Type: Mailing
29373 NETWORK PL
CHICAGO, IL 606731293
Phone: (847) 390-5900
Type: Mailing
900 RAND RD STE 300
DES PLAINES, IL 600162359
Phone: (847) 324-3976
Fax: (847) 929-1154
Type: Mailing
3551 HIGHLAND AVE STE 200B
DOWNERS GROVE, IL 605152100
Phone: (630) 275-2900
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 $125.
Total Amount is formed as General ($125) + Research ($0) + Ownership ($0) = $125.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Ferring Pharmaceuticals Inc. ($82).
Total Amount
$125
General + Research + Ownership
Payments
6
Total payment records
General Amount
$125
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Ferring Pharmaceuticals Inc. | $82 |
| Fidia Pharma USA Inc. | $42 |
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: 2024-05-17
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 |
|---|---|---|---|---|
| I20170605001757 | I | Physician Assistant | IL | TBD |
| I20240517001902 | I | Physician Assistant | IN | 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 |
|---|---|---|---|---|
| J3304 | Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg | 4,064 | 61 | $0 |
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 1,064 | 192 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 549 | 393 | $0 |
| 20611 | Aspiration and/or injection of fluid large joint using ultrasound guidance | 335 | 237 | $0 |
| 73564 | X-ray of knee, 4 or more views | 189 | 144 | $0 |
Insurance plans in this area (ZIP 60558)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nephrology, Internal Medicine | IL | |
| A N E S T H E S I O L O G Y | IL | |
| - | MN | |
| - | IL | |
| - | IL | |
| Rheumatology, Internal Medicine | IL | |
| - | IL | |
| Internal Medicine | IL | |
| P S Y C H I A T R Y | IL | |
| - | IL |
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