Doctor profile · Federal record
Dr. Charlemagne Guerrero, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Chicago, IL
- NPI 1871715540
- Accepts Medicare
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
5641 W Irving Park RD
Chicago, IL 606342742
(773) 635-5700
fax (773) 635-5050 - Mailing address
-
2900 N 76Th CT
Elmwood Park, IL 607071101
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- September 10, 2013
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036124775
- Medicaid
- IL #036124775
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871715540. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
522
Distinct HCPCS
6
Medicare allowed
$52,737
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 215 | 93 | $133 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 92 | 92 | $134 | |
36415 |
Insertion of needle into vein for collection of blood sample | 89 | 57 | $8 | |
G0008 |
Administration of influenza virus vaccine | 52 | 50 | $32 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 40 | 40 | $76 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 34 | 21 | $187 |
In context: peer comparison
Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 3.1× the peer median.Open Payments
Industry payments received
All-time total
$1,287
Transactions
56
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk INC | 8 | $262.59 | |
| Lilly USA, LLC | 12 | $199.62 | |
| AstraZeneca Pharmaceuticals Lp | 9 | $155.60 | |
| Edwards Lifesciences Corporation | 1 | $114.44 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 3 | $109.13 | |
| Pfizer INC. | 5 | $101.90 | |
| Seqirus USA INC | 3 | $69.67 | |
| Astellas Pharma US INC | 3 | $57.91 | |
| GlaxoSmithKline, LLC. | 3 | $52.93 | |
| Amgen INC. | 2 | $39.84 | |
| Esperion Therapeutics, INC. | 2 | $33.36 | |
| Kowa Pharmaceuticals America, INC. | 2 | $26.49 | |
| Azurity Pharmaceuticals, INC. | 1 | $20.00 | |
| Mylan Specialty L.P. | 1 | $15.15 | |
| Dexcom, INC. | 1 | $14.16 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,579
Patients
970
Total drug cost
$41,858
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 503 | 137 | $4,068 |
| Atorvastatin Calcium | Generic | 458 | 120 | $6,104 |
| Losartan Potassium | Generic | 361 | 106 | $4,736 |
| Metformin Hcl | Generic | 296 | 90 | $2,786 |
| Levothyroxine Sodium | Generic | 235 | 44 | $3,073 |
| Rosuvastatin Calcium | Generic | 226 | 71 | $3,327 |
| Simvastatin | Generic | 214 | 54 | $2,054 |
| Metoprolol Succinate | Generic | 211 | 68 | $4,597 |
| Lisinopril | Generic | 187 | 38 | $1,129 |
| Allopurinol | Generic | 181 | 52 | $2,134 |
Hospital affiliations
Frequently asked questions
What is Dr. Charlemagne Guerrero's medical specialty?
Dr. Charlemagne Guerrero practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Charlemagne Guerrero practice?
Dr. Charlemagne Guerrero practices at 5641 W Irving Park RD, Chicago, IL 606342742. Office phone: 7736355700.
What is Dr. Charlemagne Guerrero's NPI?
Dr. Charlemagne Guerrero's National Provider Identifier (NPI) is 1871715540, issued by NPPES.
Does Dr. Charlemagne Guerrero accept Medicare assignment?
Yes. Dr. Charlemagne Guerrero accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charlemagne Guerrero commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.