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Roy Defries, MD
NPI 1881655793 · Family Medicine Physician · Evansville, IN
Roy Defries, MD is a Family Medicine Physician provider in Evansville, IN (NPI 1881655793).
Provider details
- NPI number
- 1881655793
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 01031109 (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
3524 N 1st Ave
Evansville, IN 47710-3320
Phone: (812) 425-1555
Fax: (812) 425-1815
Street-level locationGet directions
Mailing address
5565 Maple Hill Rd
New Harmony, IN 47631-9303
Registry dates
- Enumerated
- 2006-03-30
- Last updated
- 2014-09-15
Frequently asked questions
- What is Roy Defries's NPI number?
- Roy Defries's National Provider Identifier (NPI) is 1881655793, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roy Defries's specialty?
- Roy Defries is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roy Defries located?
- Roy Defries's practice location on file with NPPES is 3524 N 1st Ave, Evansville, IN 47710-3320.
- What is Roy Defries's phone number?
- The practice phone number listed in the NPPES registry for Roy Defries is (812) 425-1555.
- Is Roy Defries's NPI active?
- Yes — Roy Defries's NPI (1881655793) is active in the NPPES registry as of the last update on 2014-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.