Physician Profile
Charlemagne G. Guerrero, M.D.
Unclaimed ProfileAbout Dr. Guerrero
Based in Chicago, IL, Charlemagne G. Guerrero, M.D. is listed in the NPI registry under internal medicine. According to Medicare claims data, Charlemagne cared for 394 Medicare patients across 555 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, and insertion of needle into vein for collection of blood sample. NPI 1871715540 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (773) 635-5700
- Email not available
Practice Locations
5641 W IRVING PARK RD
Chicago, IL 60634
Conditions Commonly Evaluated or Treated
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
Exams & Consultations
Heart & Circulation
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
Lab tests
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
Office procedures
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
Procedures Most Often Billed to Medicare
555 services · 394 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
85 | As often as other peers in Internal Medicine |
| Influenza vaccine, inactivated | Treatment | 90653 |
52 | More often than most peers in Internal Medicine |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
26 | More often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
217 | As often as other peers in Internal Medicine |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
90 | As often as other peers in Internal Medicine |
| Administration of influenza virus vaccine | Billing code | G0008 |
59 | More often than most peers in Internal Medicine |
| Administration of pneumococcal vaccine | Billing code | G0009 |
26 | More often than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other internists in Chicago 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1998 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in IL who bill this service to Medicare most often.
Common questions
What is Charlemagne G. Guerrero's specialty?
Charlemagne G. Guerrero is an internist in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where can I find Charlemagne G. Guerrero?
Charlemagne G. Guerrero is listed at 5641 W Irving Park Rd, Chicago, IL 60634. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Charlemagne G. Guerrero?
The number on file is (773) 635-5700. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Charlemagne G. Guerrero's NPI number?
Charlemagne G. Guerrero's National Provider Identifier is 1871715540. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Charlemagne G. Guerrero's education?
Charlemagne G. Guerrero attended Other, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How long has Charlemagne G. Guerrero been practicing?
Charlemagne G. Guerrero has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What is Charlemagne G. Guerrero known for?
According to Medicare billing data, Charlemagne G. Guerrero performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as influenza vaccine, inactivated and pneumococcal conjugate vaccine, 20 valent , for intramuscular use, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Charlemagne G. Guerrero confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Charlemagne G. Guerrero. If this is you, claiming it is free.
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