Doctor profile · Federal record
Dr. Mark Gunby, DO
Geriatric Medicine (Internal Medicine) Physician · Internal Medicine Physician · Saint Louis, MO
- NPI 1699886309
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
3844 S Lindbergh Blvd Ste 120
Saint Louis, MO 631271369
(314) 525-0490 - Additional location
-
3844 S Lindbergh Blvd, Ste. 120
Saint Louis, MO 631271368
fax (314) 525-0434
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- February 19, 2021
- Specialty taxonomy
- 207RG0300X — NUCC code
- State license (1)
- Missouri #100326
- Medicaid
- MO #243773900
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1699886309. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,211
Distinct HCPCS
10
Medicare allowed
$123,115
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 411 | 245 | $123 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 342 | 342 | $125 | |
G0008 |
Administration of influenza virus vaccine | 113 | 111 | $30 | |
90662 |
Influenza vaccine split virus, preservative free | 106 | 105 | $72 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 75 | 67 | $87 | |
83036 |
Hemoglobin a1c level | 47 | 38 | $9 | |
99495 |
Transitional care management services for problem of at least moderate complexity | 26 | 24 | $186 | |
G0009 |
Administration of pneumococcal vaccine | 16 | 16 | $30 | |
81002 |
Urinalysis, manual test | 15 | 14 | $3 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 15 | 15 | $14 |
In context: peer comparison
Among 10 peers in this city , average services per provider: 171. This provider delivers 7.1× the peer median.Open Payments
Industry payments received
All-time total
$61
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk Inc | 2 | $31.00 | |
| PFIZER INC. | 1 | $15.23 | |
| GlaxoSmithKline, LLC. | 1 | $14.80 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
7,149
Patients
1,914
Total drug cost
$342,997
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 1,083 | 294 | $12,298 |
| Lisinopril | Generic | 919 | 258 | $8,328 |
| Amlodipine Besylate | Generic | 704 | 197 | $5,106 |
| Levothyroxine Sodium | Generic | 606 | 156 | $9,452 |
| Simvastatin | Generic | 507 | 133 | $5,954 |
| Omeprazole | Generic | 389 | 123 | $6,367 |
| Gabapentin | Generic | 386 | 102 | $8,628 |
| Rosuvastatin Calcium | Generic | 367 | 107 | $6,855 |
| Metoprolol Succinate | Generic | 343 | 94 | $6,146 |
| Tramadol Hcl | Generic | 339 | 80 | $2,497 |
Frequently asked questions
What is Dr. Mark Gunby's medical specialty?
Dr. Mark Gunby practices Geriatric Medicine (Internal Medicine) Physician in Saint Louis, MO.
Where does Dr. Mark Gunby practice?
Dr. Mark Gunby practices at 3844 S Lindbergh Blvd Ste 120, Saint Louis, MO 631271369. Office phone: 3145250490.
What is Dr. Mark Gunby's NPI?
Dr. Mark Gunby's National Provider Identifier (NPI) is 1699886309, issued by NPPES.
What procedures does Dr. Mark Gunby 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); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.