GREGORY GEORGE CARONIS (MD) – Orthopaedic Surgery Physician, NPI 1659362432
Orthopaedic Surgery Physician
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Profile Insights
NPPES metrics only — not quality of care.
1,265 ORTHOPEDIC SURGERY in IL
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Provider Addresses for GREGORY GEORGE CARONIS (MD)
105, North Greenleaf Street, Gurnee, Lake, Illinois, 60031, United States
GURNEE, IL 600313326
Phone: (847) 623-3090
Fax: (847) 623-9620
Type: Mailing
29373 NETWORK PL
CHICAGO, IL 606733218
Phone: (847) 390-5900
Fax: (847) 634-2894
Type: Mailing
100 VILLAGE GRN STE 120
LINCOLNSHIRE, IL 600693095
Phone: (847) 634-1766
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 23 Open Payments records for all available years, with a total value of $765.
Total Amount is formed as General ($765) + Research ($0) + Ownership ($0) = $765.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Stryker Corporation ($225).
Total Amount
$765
General + Research + Ownership
Payments
23
Total payment records
General Amount
$765
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Stryker Corporation | $225 |
| Trilliant Surgical LLC. | $150 |
| TREACE MEDICAL CONCEPTS, INC. | $110 |
| Paragon 28, Inc. | $94 |
| Ferring Pharmaceuticals Inc. | $55 |
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: 2010-11-02
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 |
|---|---|---|---|---|
| I20101102001274 | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 380 | 238 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 228 | 178 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 218 | 113 | $0 |
| J1030 | Injection, methylprednisolone acetate, 40 mg | 177 | 103 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 145 | 145 | $0 |
Insurance plans in this area (ZIP 60031)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ORTHOPEDIC SURGERY | IL | 20610 | Aspiration and/or injection of large joint or joint capsule | 168 | 84 |
| ORTHOPEDIC SURGERY | IL | 73630 | X-ray of foot, minimum of 3 views | 50 | 39 |
| ORTHOPEDIC SURGERY | IL | 97001 | Physical therapy evaluation | 47 | 45 |
| ORTHOPEDIC SURGERY | IL | 97110 | Therapeutic exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes | 636 | 120 |
| ORTHOPEDIC SURGERY | IL | 97140 | Manual (physical) therapy techniques to 1 or more regions, each 15 minutes | 435 | 119 |
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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