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

John Weidner Knarr, MD

Individual provider Internal Medicine Physician · NPI 1003889429

John Weidner Knarr, MD is an Internal Medicine Physician in Salem, Virginia. Works from 2 locations. Licensed in Virginia.

Licensed in
VA
In the registry since
2006
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

2155 Apperson Dr
Salem, VA 24153-7235
Phone: (540) 444-2010
Fax: (540) 444-2019
Show map & directions

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

Additional practice locations (1)

  • 2460 Lee Hwy N, Pulaski, VA 24301-2335 — (540) 980-8804

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 0101025249 (VA)

Record details

NPI number1003889429
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 8, 2006
Last updated in NPPESSeptember 18, 2020
Certification dateSeptember 18, 2020
Mailing address2000 Health Park Dr Fl Hp2, Brentwood, TN 37027-4525

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