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

John J. Farmer, MD

Individual provider Family Medicine Physician · NPI 1285695866

John J. Farmer, MD is a Family Practice in Madisonville, Kentucky. Graduated from University of Louisville School of Medicine in 1997, 29 years ago. Practices with Owensboro Health, Inc, a 190-clinician group and accepts Medicare assignment. Licensed in Kentucky.

Years since qualifying
29
Trained at
University of Louisville School of Medicine
Licensed in
KY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

444 S Main St
Madisonville, KY 42431-2871
Phone: (270) 821-4444
Fax: (270) 821-9188
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 33965 (KY)

Record details

NPI number1285695866
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 31, 2006
Last updated in NPPESMay 14, 2019
Mailing address444 S Main St, Madisonville, KY 42431-2871

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF LOUISVILLE SCHOOL OF MEDICINE
Graduated 1997 (29 years in practice)
Group practice Owensboro Health, Inc — 190 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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