3.8
24 Ratings with 7 written Reviews

Overview based on verified provider data
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| Dr. Johannes Karl Martensson, MD | Shauna Sanderson, APRN | Whitney Morgan, APRN | Brendon Bower, APRN |
| Gastroenterology | Gastroenterology | Gastroenterology | Gastroenterology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 51 Years of Experience | |||
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English, Spanish | Speaks English | Speaks English | Speaks English |
| Crystal River , FL | Tallahassee , FL | Tallahassee , FL | Tempe , AZ |
| Med School: Linkoepings Universitet Haelsouniversitetet | Med School: Creighton University College of Nursing | Med School: Chamberlain University | Med School: University of Cincinnati |
Current Profile | View Profile | View Profile | View Profile |
Dr. Johannes Karl Martensson holds an expired medical license in the state of Florida.
Medical Doctor with an expired medical license in the state of Florida that expired in 2026.
Completed their residency at Greenwich Hospital.
Graduated from Linkoepings Universitet Haelsouniversitetet in 1975.
Dr. Martensson's NPI number is 1417954298.










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