
Mark C Johnson MD
Hospice & Palliative Medicine, Hospital Medicine/Hospitalist
Physician
Join to view full profile
910 N Eisenhower AveMason City, IA 50401
Phone+1 641-428-7799
Fax+1 641-428-5274
Dr. Johnson is on Doximity
As a Doximity member, you’ll join more than three million U.S. healthcare professionals—including 85+% of physicians, and 2/3 of all NPs and PAs—in a private, secure network.
- Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
- Connect with colleagues in the same hospital or clinic.
- Read the latest clinical news, personalized to your specialty.
Education & Training
University of Nebraska Medical Center College of MedicineResidency, Internal Medicine, 1977 - 1980
University of Iowa Roy J. and Lucille A. Carver College of MedicineClass of 1977
Certifications & Licensure
IA State Medical License 1979 - 2027
American Board of Internal Medicine Internal Medicine
Publications & Presentations
PubMed
- 72 citationsFinal Results of the RHAPSODY Trial: A Multi-Center, Phase 2 Trial Using a Continual Reassessment Method to Determine the Safety and Tolerability of 3K3A-APC, A Recomb...Patrick D. Lyden, Kent E. Pryor, Christopher S. Coffey, Merit Cudkowicz, Robin Conwit
Annals of Neurology. 2019-01-01
Professional Memberships
- Member
- Member
Viewing the full profile is available to verified healthcare professionals only.
Find your profile and take control of your online presence:









