Doctor profile · Federal record
Dr. Markus Sonntag, MD
Internal Medicine Physician (CMS: Internal Medicine) · Orange Park, FL
- NPI 1942216031
- Accepts Medicare
- 25 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2035 Professional Center Drive, Suite C
Orange Park, FL 320734462
(904) 272-0384
fax (904) 272-6748 - Additional location
-
4500 San Pablo RD S
Jacksonville, FL 322241865
(904) 953-2000
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- June 18, 2025
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Florida #ME92805
- Medicaid
- FL #273161400
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942216031. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,505
Distinct HCPCS
10
Medicare allowed
$162,687
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,213 | 549 | $70 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 460 | 460 | $43 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 178 | 153 | $55 | |
G0008 |
Administration of influenza virus vaccine | 149 | 142 | $30 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 139 | 112 | $95 | |
90662 |
Influenza vaccine split virus, preservative free | 130 | 130 | $71 | |
99496 |
Transitional care management services for problem of high complexity | 71 | 61 | $112 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 30 | 29 | $14 | |
G0009 |
Administration of pneumococcal vaccine | 25 | 25 | $29 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 23 | 23 | $269 |
In context: peer comparison
Among 18 peers in Orange Park Internal Medicine Physician, average services per provider: 517. This provider delivers 4.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
3,005
Patients
900
Total drug cost
$176,983
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 449 | 142 | $7,212 |
| Rosuvastatin Calcium | Generic | 368 | 113 | $6,462 |
| Levothyroxine Sodium | Generic | 297 | 82 | $4,435 |
| Amlodipine Besylate | Generic | 290 | 85 | $2,572 |
| Lisinopril | Generic | 259 | 71 | $2,212 |
| Losartan Potassium | Generic | 225 | 67 | $3,082 |
| Omeprazole | Generic | 172 | 53 | $2,882 |
| Metformin Hcl | Generic | 156 | 48 | $1,224 |
| Metoprolol Succinate | Generic | 129 | 42 | $2,975 |
| Gabapentin | Generic | 119 | 40 | $2,596 |
Hospital affiliations
Frequently asked questions
What is Dr. Markus Sonntag's medical specialty?
Dr. Markus Sonntag practices Internal Medicine Physician in Orange Park, FL.
Where does Dr. Markus Sonntag practice?
Dr. Markus Sonntag practices at 2035 Professional Center Drive, Orange Park, FL 320734462. Office phone: 9042720384.
What is Dr. Markus Sonntag's NPI?
Dr. Markus Sonntag's National Provider Identifier (NPI) is 1942216031, issued by NPPES.
Does Dr. Markus Sonntag accept Medicare assignment?
Yes. Dr. Markus Sonntag accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Markus Sonntag 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.