ANTHONY CHANG (MD) – Anatomic Pathology & Clinical Pathology Physician, NPI 1407908825
Anatomic Pathology & Clinical Pathology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
766 PATHOLOGY in IL
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Provider Addresses for ANTHONY CHANG (MD)
5841 S MARYLAND AVE # MC1099
CHICAGO, IL 606371447
Phone:
Type: Mailing
Harvester Drive, Burr Ridge, DuPage County, Illinois, 65027, United States
BURR RIDGE, IL 605276686
Phone: (773) 834-4064
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 153 Open Payments records for all available years, with a total value of $134,825.
Total Amount is formed as General ($134,825) + Research ($0) + Ownership ($0) = $134,825.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Alexion Pharmaceuticals, Inc. ($96,673).
Total Amount
$134,825
General + Research + Ownership
Payments
153
Total payment records
General Amount
$134,825
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 |
|---|---|
| Alexion Pharmaceuticals, Inc. | $96,673 |
| Apellis Pharmaceuticals, Inc. | $19,450 |
| Novartis Pharmaceuticals Corporation | $14,606 |
| Otsuka Pharmaceutical Development & Commercialization, Inc. | $2,905 |
| Amgen Inc. | $243 |
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: 2004-11-12
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 |
|---|---|---|---|---|
| I20041112000247 | I | Pathology | 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 |
|---|---|---|---|---|
| 88350 | Antibody evaluation, each additional single antibody stain procedure | 178 | 34 | $0 |
| 88313 | Special stained specimen slides to examine tissue including interpretation and report | 130 | 61 | $0 |
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 80 | 67 | $0 |
| 88346 | Antibody evaluation, initial single antibody stain procedure | 56 | 52 | $0 |
| 88348 | Electron microscopy for diagnosis | 19 | 19 | $0 |
Insurance plans in this area (ZIP 60637)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | IL | |
| N E U R O L O G Y | IL | |
| General Surgery | IN | |
| Pediatric Medicine, Emergency Medicine | IL | |
| - | IL | |
| - | IL | |
| Cardiovascular Disease (Cardiology) | IL | |
| - | IL | |
| Nurse Practitioner | MI | |
| Interventional Cardiology, Internal Medicine, Cardiovascular Disease (Cardiology) | IL |
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