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

Individual provider Internal Medicine Physician · NPI 1780606426

Kathlyn Diefenderfer, MD is an Internal Medicine in Enterprise, Alabama. Graduated from University of South Alabama College of Medicine in 1998, 28 years ago. Practices with Troy Regional Physicians Inc, a 17-clinician group and accepts Medicare assignment. Licensed in Alabama.

Years since qualifying
28
Trained at
University of South Alabama College of Medicine
Licensed in
AL
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

101 Professional Ln
Enterprise, AL 36330-2085
Phone: (334) 347-3404
Fax: (334) 393-0613
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 00023919 (AL)

Record details

NPI number1780606426
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 24, 2006
Last updated in NPPESNovember 9, 2007
Mailing address101 Professional Ln, Enterprise, AL 36330-2085

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF SOUTH ALABAMA COLLEGE OF MEDICINE
Graduated 1998 (28 years in practice)
Group practice Troy Regional Physicians Inc — 17 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Enterprise