Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Geoffrey B Johnson, MD, PHD

Individual provider Diagnostic Radiology Physician · NPI 1346263407

Geoffrey B Johnson, MD, PHD is a Diagnostic Radiology in Rochester, Minnesota. Graduated from Mayo Medical School in 2005, 21 years ago. Practices with Mayo Clinic Health System-Southwest Minnesota Region, a 667-clinician group and accepts Medicare assignment. Licensed in Minnesota.

Years since qualifying
21
Trained at
Mayo Medical School
Licensed in
MN
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

200 1st St SW
Rochester, MN 55905-0001
Phone: (507) 284-2511
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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 48651 (MN)

Record details

NPI number1346263407
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedJuly 26, 2006
Last updated in NPPESAugust 14, 2020
Certification dateAugust 14, 2020

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolMAYO MEDICAL SCHOOL
Graduated 2005 (21 years in practice)
Group practice Mayo Clinic Health System-Southwest Minnesota Region — 667 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations9 on file with Medicare

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