John Derr, M. D.
NPI 1801883988 · Specialist · Louisville, KY
Enrolled with Medicare as Practitioner - Plastic and Reconstructive Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Derr, M. D. is a Specialist provider in Louisville, KY (NPI 1801883988).
Provider details
- NPI number
- 1801883988
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M. D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25991 (KY)
Specialties & taxonomies
Other Service Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2005-10-04
- Last updated
- 2014-10-21
Frequently asked questions
- What is John Derr's NPI number?
- John Derr's National Provider Identifier (NPI) is 1801883988, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Derr's specialty?
- John Derr is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is John Derr located?
- John Derr's practice location on file with NPPES is 4001 Kresge Way, Louisville, KY 40207-4640.
- What is John Derr's phone number?
- The practice phone number listed in the NPPES registry for John Derr is (502) 895-5850.
- Does John Derr accept Medicare?
- John Derr is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Derr's NPI active?
- Yes — John Derr's NPI (1801883988) is active in the NPPES registry as of the last update on 2014-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.