Dr. Markus Sonntag , MD
Internal Medicine • Orange Park, FL
Professional Overview & Biography Verified Profile Summary
Dr. Markus Sonntag, MD is a certified Internal Medicine practicing in Orange Park, FL. With approximately 25 years of clinical experience since graduating from University Of Miami, Lm Miller School Of Medicine in 2001, Dr. Sonntag delivers high-quality medical care to the local community at 2035 PROFESSIONAL CENTER DRIVE.
Dr. Sonntag maintains professional affiliations with Lake Area Physical Therapy Inc., Mayo Clinic Jacksonville, St Vincent'S Ambulatory Care Inc and does not directly accept Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.
Frequently performed procedures and clinical services include established patient outpatient office visit, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.
Practice Location & Contact Primary Location
2035 Professional Center Drive
Suite C
Orange Park, FL 320734462
Medicare Profile & Education
University Of Miami, Lm Miller School Of Medicine
2001
Not Specified
Telehealth Services Available
Specialty Benchmarks & Practice Insights
Comparative analytics for Internal Medicine in Orange Park, FL
Practicing in Orange Park, FL (10650 Statewide)
✓ Offers Virtual Consultations
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Clinical Seniority & Experience Comparison
Performed Procedures & Service Volume
Top Medicare Part B procedures performed by this practitioner
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
99214
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
|
1,315 | 565 | $326.57 | $69.76 |
|
G2211
Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's
|
971 | 504 | $38.21 | $15.42 |
|
G0439
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
|
423 | 423 | $349.00 | $43.54 |
|
G0008
Administration of influenza virus vaccine
|
180 | 178 | $50.00 | $31.66 |
|
90662
Influenza vaccine split virus, preservative free
|
167 | 165 | $210.00 | $79.98 |
|
99213
Established patient office or other outpatient visit, typically 15 minutes
|
149 | 124 | $223.02 | $61.23 |
|
99215
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
|
107 | 96 | $442.67 | $100.01 |
|
99496
Transitional care management services for problem of high complexity
|
71 | 63 | $693.00 | $114.18 |
|
G0180
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and
|
21 | 19 | $162.00 | $51.39 |
|
99495
Transitional care management services for problem of at least moderate complexity
|
21 | 20 | $490.00 | $85.97 |
|
81002
Urinalysis, manual test
|
17 | 14 | $11.00 | $3.41 |
|
93000
Routine ekg using at least 12 leads including interpretation and report
|
17 | 16 | $51.00 | $13.89 |
|
G0402
Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment
|
16 | 16 | $501.00 | $145.26 |
|
87428
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza
|
16 | 14 | $93.00 | $68.88 |
|
90677
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use
|
13 | 13 | $866.00 | $288.55 |
|
G0009
Administration of pneumococcal vaccine
|
13 | 13 | $50.00 | $31.66 |
Medical Specialties & State Licenses
CMS Verified: 2025-06-18NUCC Taxonomy Code: 207R00000X
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Additional State Medicaid & Healthcare Payer Identifiers
Hospital & Practice Group Affiliations
Mayo Clinic Jacksonville
4500 San Pablo Rd S, Jacksonville, FL 322241865
Phone: 9049532000
Lake Area Physical Therapy Inc.
Po Box, Melrose, FL 326661099
St Vincent's Ambulatory Care Inc
2300 Park Ave, Orange Park, FL 320735573
St Vincent's Ambulatory Care Inc
1801 Barrs St, Jacksonville, FL 322044738
Phone: 9043082006
Lake Area Physical Therapy Inc.
Po Box, Melrose, FL 326661099
Lake Area Physical Therapy Inc.
Po Box, Melrose, FL 326661099
Lake Area Physical Therapy Inc.
Po Box, Melrose, FL 326661099
Secondary Practice Locations
4500 San Pablo Rd S
Jacksonville, FL 322241865
Phone: 9049532000
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Physician Assistant
Internal Medicine
Doctor of Medicine (M.D.)
Internal Medicine
Doctor of Medicine (M.D.)
Internal Medicine
Doctor of Medicine (M.D.)
Family Medicine
Doctor of Medicine (M.D.)
Internal Medicine - Cardiovascular Disease
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
NPI status registered as active in NPPES database
Registered at 2035 PROFESSIONAL CENTER DRIVE, SUITE C, ORANGE PARK, FL 320734462 (Tel: 9042720384)
Registered at 2035 PROFESSIONAL CENTER DRIVE, SUITE C, ORANGE PARK, FL 320734462 (Tel: 9042720384)
Recorded as MARKUS SONNTAG, MD
Internal Medicine (License #ME92805 in FL)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
Verified patient ratings, medical care experiences, and facility photos
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NPI Administrative Meta
Mailing Address
2035 Professional Center Drive, Suite C
Orange Park, FL 320734462
Phone: 9042720384
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.