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

John Douglas Simmons, MD

Individual provider Neuroradiology Physician · NPI 1881691228

John Douglas Simmons, MD is a Neuroradiology Physician in Knoxville, Tennessee. Licensed in Tennessee. Registered with an NPI since 2005.

Licensed in
TN
In the registry since
2005
Specialties on file
2
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

1112 E Weisgarber Rd Ste 102
Knoxville, TN 37909-2647
Phone: (865) 558-9862
Fax: (865) 584-3478
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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 14768 (TN)
Neuroradiology Physician Taxonomy 2085N0700X · Licence 14768 (TN)

Record details

NPI number1881691228
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 30, 2005
Last updated in NPPESOctober 21, 2022
Certification dateOctober 21, 2022

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