MICHAEL CHARLTON – Transplant Hepatology Physician, NPI 1821064692
Transplant Hepatology Physician
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Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for MICHAEL CHARLTON
Au Bon Pain, 5841, South Maryland Avenue, Hyde Park, Chicago, Hyde Park Township, Cook County, Illinois, 60637, United States
CHICAGO, IL 606371443
Phone: (888) 824-0200
Type: Location
150 HARVESTER DR
SUITE 300
BURR RIDGE, IL 605275919
Phone:
Type: Mailing
Harvester Drive, Burr Ridge, DuPage County, Illinois, 60527, United States
SUITE 110
BURR RIDGE, IL 605277594
Phone: (773) 702-1150
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 32 Open Payments records for all available years, with a total value of $84,714.
Total Amount is formed as General ($84,714) + Research ($0) + Ownership ($0) = $84,714.
Last reported payment date: 2024-09-18 • Largest payer in this snapshot: Madrigal Pharmaceuticals ($26,106).
Total Amount
$84,714
General + Research + Ownership
Payments
32
Total payment records
General Amount
$84,714
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Madrigal Pharmaceuticals | $26,106 |
| Novo Nordisk Inc | $22,409 |
| Bard Peripheral Vascular, Inc. | $12,350 |
| GlaxoSmithKline, LLC. | $11,289 |
| PFIZER INC. | $6,300 |
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: 2017-03-24
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 |
|---|---|---|---|---|
| I20170324000350 | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 57 | 42 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 52 | 26 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 35 | 33 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 23 | 23 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 23 | 22 | $0 |
Insurance plans in this area (ZIP 60637)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Endocrinology, Internal Medicine | IL | |
| N E U R O S U R G E R Y | IL | |
| Nurse Practitioner | IL | |
| - | IL | |
| Gastroenterology, Internal Medicine | CT | |
| Internal Medicine | IL | |
| Internal Medicine | IL | |
| - | IL | |
| Interventional Cardiology, Internal Medicine, Cardiovascular Disease (Cardiology) | IL | |
| - | CA |
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