DR. CHARLEMAGNE G GUERRERO (M.D.) – Internal Medicine Physician, NPI 1871715540
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,824 INTERNAL MEDICINE in IL
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Provider Addresses for DR. CHARLEMAGNE G GUERRERO (M.D.)
5641, West Irving Park Road, Martin Luther, Portage Park, Chicago, Jefferson Township, Cook County, Illinois, 60630, United States
CHICAGO, IL 606342742
Phone: (773) 635-5700
Fax: (773) 635-5050
Type: Location
2900, North 76th Court, Elmwood Park, Leyden Township, Cook County, Illinois, 60707, United States
ELMWOOD PARK, IL 607071101
Phone: (773) 635-5700
Fax: (773) 635-5050
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 96 Open Payments records for all available years, with a total value of $2,065.
Total Amount is formed as General ($2,065) + Research ($0) + Ownership ($0) = $2,065.
Last reported payment date: 2024-12-07 • Largest payer in this snapshot: Novo Nordisk Inc ($447).
Total Amount
$2,065
General + Research + Ownership
Payments
96
Total payment records
General Amount
$2,065
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-07
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2010-11-13
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 |
|---|---|---|---|---|
| I20101113000218 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 215 | 93 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 92 | 92 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 89 | 57 | $0 |
| G0008 | Administration of influenza virus vaccine | 52 | 50 | $0 |
| 90694 | Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 40 | 40 | $0 |
Insurance plans in this area (ZIP 60634)
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