DR. KELLEN K. CHOI (M.D.) – Orthopaedic Surgery Physician, NPI 1164423786
Orthopaedic Surgery Physician
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Doctor Profile
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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 DR. KELLEN K. CHOI (M.D.)
327, Gundersen Drive, Gretna, Carol Stream, DuPage County, Illinois, 60188, United States
SUITE A
CAROL STREAM, IL 601882402
Phone: (630) 665-9155
Fax: (630) 665-5557
Type: Mailing
120 Spalding Dr Ste 307
Naperville, IL 605406521
Phone: (630) 646-7000
Fax: (630) 548-1563
Type: Location
130 S MAIN ST STE 304
LOMBARD, IL 601482670
Phone: (630) 646-7000
Fax: (630) 548-1563
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $171.
Total Amount is formed as General ($171) + Research ($0) + Ownership ($0) = $171.
Last reported payment date: 2024-07-19 • Largest payer in this snapshot: Medtronic, Inc. ($73).
Total Amount
$171
General + Research + Ownership
Payments
7
Total payment records
General Amount
$171
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Medtronic, Inc. | $73 |
| Axonics, Inc. | $60 |
| Vericel Corporation | $20 |
| Orthofix Medical, Inc. | $18 |
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: 2010-07-29
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 |
|---|---|---|---|---|
| I20100729000447 | 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 |
|---|---|---|---|---|
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 578 | 104 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 179 | 135 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 152 | 126 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 113 | 113 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 87 | 66 | $0 |
Insurance plans in this area (ZIP 60188)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IL | |
| E N D O C R I N O L O G Y | IL | |
| N E U R O L O G Y | IL | |
| Hospitalist, Internal Medicine | IL | |
| O P H T H A L M O L O G Y | IL | |
| - | IL | |
| E N D O C R I N O L O G Y | IL | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | IL | |
| Clinical Social Worker | IL | |
| Certified Nurse Midwife (Cnm) | IL |
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