DR. KENNETH D CHI (MD) – Gastroenterology Physician, NPI 1821070939
Gastroenterology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
978 GASTROENTEROLOGY in IL
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Provider Addresses for DR. KENNETH D CHI (MD)
2501, Compass Road, Glenview, Northfield Township, Cook County, Illinois, 60026, United States
SUITE 130
GLENVIEW, IL 600268000
Phone: (847) 677-1170
Fax: (847) 677-1233
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 72 Open Payments records for all available years, with a total value of $1,845.
Total Amount is formed as General ($1,845) + Research ($0) + Ownership ($0) = $1,845.
Last reported payment date: 2024-12-16 • Largest payer in this snapshot: ABBVIE INC. ($359).
Total Amount
$1,845
General + Research + Ownership
Payments
72
Total payment records
General Amount
$1,845
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
2
Ownership records
Last Payment Date
2024-12-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $359 |
| Janssen Biotech, Inc. | $196 |
| Cook Medical LLC | $140 |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | $123 |
| Endogastric Solutions, Inc | $108 |
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: 2004-08-06
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 |
|---|---|---|---|---|
| I20040806001224 | I | Gastroenterology | 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 |
|---|---|---|---|---|
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 97 | 97 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 92 | 82 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 80 | 80 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 58 | 57 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 53 | 53 | $0 |
Insurance plans in this area (ZIP 60026)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | IL | 45385 | Removal of polyps or growths of large bowel using an endoscope | 26 | 26 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| G A S T R O E N T E R O L O G Y | IL | |
| Physician Assistant | IL | |
| Nurse Practitioner | IL | |
| Gastroenterology, Internal Medicine | IL | |
| G A S T R O E N T E R O L O G Y | IL | |
| P A T H O L O G Y | WI | |
| G A S T R O E N T E R O L O G Y | IL | |
| G A S T R O E N T E R O L O G Y | IL | |
| - | IL | |
| G A S T R O E N T E R O L O G Y | IL |
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