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

John Marcus Legan, MD

Individual provider Diagnostic Radiology Physician · NPI 1790779130

John Marcus Legan, MD is a Diagnostic Radiology in Dyersburg, Tennessee. Graduated from University of Missouri, Columbia School of Medicine in 1985, 41 years ago. Practices with Mid-South Imaging and Therapeutics, PA, a 68-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
41
Trained at
University of Missouri, Columbia School of Medicine
Licensed in
TN
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

400 E Tickle St
Dyersburg, TN 38024-3120
Phone: (731) 285-2346
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence MD25386 (TN)

Record details

NPI number1790779130
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 31, 2005
Last updated in NPPESJanuary 11, 2010
Mailing addressPo Box 1296, Dyersburg, TN 38025-1296

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolUNIVERSITY OF MISSOURI, COLUMBIA SCHOOL OF MEDICINE
Graduated 1985 (41 years in practice)
Group practice Mid-South Imaging And Therapeutics, P.A. — 68 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Dyersburg