DR. CHRISTOPHER KAR HOI CHAN (MD) – Diagnostic Radiology Physician, NPI 1225290802
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
342 INTERVENTIONAL RADIOLOGY in IL
Provider Addresses for DR. CHRISTOPHER KAR HOI CHAN (MD)
4201 W MEDICAL CENTER DR
MCHENRY, IL 600508409
Phone: (815) 334-5566
Fax: (815) 759-4008
Type: Mailing
Mc Mannis Road, Henry County, Kentucky, 40075, United States
MC HENRY, IL 600510220
Phone: (815) 759-0800
Fax: (815) 759-2367
Type: Mailing
3929 MERCY DRIVE
MC HENRY, IL 600510220
Phone: (815) 759-0800
Fax: (815) 759-2367
Type: Location
3929 Mercy Drive
Mc Henry, IL 600510220
Phone: (815) 759-0800
Fax: (815) 759-2367
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $44.
Total Amount is formed as General ($44) + Research ($0) + Ownership ($0) = $44.
Last reported payment date: 2024-01-31 • Largest payer in this snapshot: Bard Peripheral Vascular, Inc. ($27).
Total Amount
$44
General + Research + Ownership
Payments
2
Total payment records
General Amount
$44
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-01-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Bard Peripheral Vascular, Inc. | $27 |
| TACTILE SYSTEMS TECHNOLOGY 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: 2012-07-24
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 |
|---|---|---|---|---|
| I20120724000188 | I | Interventional Radiology | 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 |
|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | 245 | 218 | $0 |
| 99152 | Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | 193 | 171 | $0 |
| 70450 | Ct scan head or brain without contrast | 118 | 110 | $0 |
| 49083 | Drainage of fluid from abdominal cavity using imaging guidance | 96 | 22 | $0 |
| 71046 | X-ray of chest, 2 views | 93 | 92 | $0 |
Insurance plans in this area (ZIP 60050)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERVENTIONAL RADIOLOGY | IL | 71010 | X-ray of chest, 1 view, front | 479 | 408 |
| INTERVENTIONAL RADIOLOGY | IL | 73110 | X-ray of wrist, minimum of 3 views | 16 | 16 |
| INTERVENTIONAL RADIOLOGY | IL | 73630 | X-ray of foot, minimum of 3 views | 35 | 34 |
| INTERVENTIONAL RADIOLOGY | IL | 74177 | CT scan of abdomen and pelvis with contrast | 111 | 110 |
| INTERVENTIONAL RADIOLOGY | IL | 76942 | Ultrasonic guidance imaging supervision and interpretation for insertion of needle | 12 | 12 |
| INTERVENTIONAL RADIOLOGY | IL | 77012 | Radiological supervision and interpretation of CT guidance for needle insertion | 24 | 23 |
| INTERVENTIONAL RADIOLOGY | IL | 78815 | Nuclear medicine study with CT imaging skull base to mid-thigh | 33 | 33 |
| INTERVENTIONAL RADIOLOGY | IL | 93922 | Ultrasound study of arteries of both arms and legs | 16 | 16 |
| INTERVENTIONAL RADIOLOGY | IL | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 49 | 46 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | IL | |
| - | IL | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | WI |
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