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

Don R Duff

Organization Nephrology Physician · NPI 1073000246

Don R Duff is a Nephrology Physician in Louisville, Kentucky. Registered with an NPI since 2018.

In the registry since
2018
Specialties on file
2

Practice location Address checks out

3999 Dutchmans Ln Ste 4A
Louisville, KY 40207
Phone: (502) 365-2655
Fax: (502) 365-2770
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X
Nurse Practitioner Taxonomy 363L00000X

Record details

NPI number1073000246
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Don Duff — Owner · (502) 365-2655
Other names The Kidney Speicalists Of Kentuckiana Pllc
NPI enumeratedApril 13, 2018
Last updated in NPPESJune 28, 2018
Mailing address3999 Dutchmans Ln Ste 4a, Louisville, KY 40207-4745

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