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

Roy A. Defries, MD, LLC

Organization Family Medicine Physician · NPI 1831391804

Roy A. Defries, MD, LLC is a Family Medicine Physician in Evansville, Indiana. Licensed in Indiana. Registered with an NPI since 2007.

Licensed in
IN
In the registry since
2007
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

3524 N 1st Ave
Evansville, IN 47710-3320
Phone: (812) 425-1555
Fax: (812) 425-1815
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 01031109 (IN)

Record details

NPI number1831391804
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Roy Defries — Owner · (812) 682-3138
NPI enumeratedJune 1, 2007
Last updated in NPPESAugust 18, 2014
Mailing address3524 N 1st Ave, Evansville, IN 47710-3320

Other providers in Evansville