Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Mark Christopher Johnson, MD

Individual provider Diagnostic Radiology Physician · NPI 1053439059

Dr. Mark Christopher Johnson, MD is a Diagnostic Radiology in Des Moines, Iowa. Graduated from University of Iowa, Rj & L Carver College of Medicine in 2005, 21 years ago. Practices with Diagnostic Imaging Associates, PC, a 21-clinician group and accepts Medicare assignment. Licensed in Iowa.

Years since qualifying
21
Trained at
University of Iowa, Rj & L Carver College of Medicine
Licensed in
IA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1111 6th Ave
Des Moines, IA 50314-2613
Phone: (515) 643-2667
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 39397 (IA)

Record details

NPI number1053439059
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 27, 2007
Last updated in NPPESJuly 21, 2011
Mailing address1111 6th Ave, Des Moines, IA 50314-2613

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolUNIVERSITY OF IOWA, RJ & L CARVER COLLEGE OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice Diagnostic Imaging Associates, P.C. — 21 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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