Doctor profile · Federal record
Dr. Michael Guignon, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Shiloh, IL
- NPI 1942542931
- Accepts Medicare
- 13 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
1414 Cross St Ste 230
Shiloh, IL 62269
(618) 607-1260
fax (618) 624-4856 - Additional location
-
200 Health Care Dr
Greenville, IL 622461154
(618) 664-1230 - Additional location
-
1402 S Grand Blvd
Saint Louis, MO 631041004
(314) 577-8762
Credentials & registration
- NPI registered
- March 2013 — 13 yrs on file
- Profile last updated
- February 19, 2021
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036140835
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942542931. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
887
Distinct HCPCS
10
Medicare allowed
$95,889
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 267 | 150 | $126 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 177 | 177 | $126 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 95 | 76 | $88 | |
83036 |
Hemoglobin a1c level | 66 | 42 | $10 | |
G0008 |
Administration of influenza virus vaccine | 60 | 59 | $30 | |
90662 |
Influenza vaccine split virus, preservative free | 54 | 53 | $72 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 43 | 37 | $177 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 31 | 31 | $166 | |
G0009 |
Administration of pneumococcal vaccine | 31 | 31 | $30 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 28 | 28 | $281 |
In context: peer comparison
Among 1 peers in Shiloh Internal Medicine Physician, average services per provider: 73. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$1,804
Transactions
112
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 24 | $332.66 | |
| Lilly USA, LLC | 20 | $318.39 | |
| Novo Nordisk INC | 18 | $316.42 | |
| GlaxoSmithKline, LLC. | 11 | $237.37 | |
| Pfizer INC. | 21 | $183.20 | |
| AstraZeneca Pharmaceuticals Lp | 6 | $138.40 | |
| Astellas Pharma US INC | 3 | $55.13 | |
| Lexicon Pharmaceuticals, INC. | 2 | $42.75 | |
| Axsome Therapeutics, INC. | 1 | $28.58 | |
| Radius Health, INC. | 1 | $23.42 | |
| Exact Sciences Corporation | 1 | $21.33 | |
| Janssen Pharmaceuticals, INC | 1 | $20.53 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $20.09 | |
| Amgen INC. | 1 | $18.73 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $17.51 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,929
Patients
906
Total drug cost
$40,700
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 341 | 115 | $4,210 |
| Amlodipine Besylate | Generic | 316 | 94 | $2,403 |
| Levothyroxine Sodium | Generic | 273 | 81 | $4,605 |
| Lisinopril | Generic | 243 | 80 | $2,121 |
| Losartan Potassium | Generic | 210 | 66 | $2,842 |
| Metoprolol Succinate | Generic | 190 | 53 | $3,291 |
| Meloxicam | Generic | 187 | 59 | $846 |
| Gabapentin | Generic | 181 | 58 | $5,394 |
| Omeprazole | Generic | 156 | 47 | $2,783 |
| Metformin Hcl | Generic | 151 | 46 | $1,481 |
Hospital affiliations
Frequently asked questions
What is Dr. Michael Guignon's medical specialty?
Dr. Michael Guignon practices Internal Medicine Physician in Shiloh, IL.
Where does Dr. Michael Guignon practice?
Dr. Michael Guignon practices at 1414 Cross St Ste 230, Shiloh, IL 62269. Office phone: 6186071260.
What is Dr. Michael Guignon's NPI?
Dr. Michael Guignon's National Provider Identifier (NPI) is 1942542931, issued by NPPES.
Does Dr. Michael Guignon accept Medicare assignment?
Yes. Dr. Michael Guignon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Guignon 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); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.