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

Dr. Ernest Grover Buchanan IV, MD

Individual provider Family Medicine Physician · NPI 1720088974

Dr. Ernest Grover Buchanan IV, MD is a Family Practice in Cookeville, Tennessee. Graduated from University of Tennessee, Hsc, College of Medicine in 1996, 30 years ago. Practices with Summit Medical Group, PLLC, a 636-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
30
Trained at
University of Tennessee, Hsc, College of Medicine
Licensed in
TN
In the registry since
2005
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

1101 Neal St
Cookeville, TN 38501-0901
Phone: (931) 528-7797
Fax: (931) 372-0098
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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 30853 (TN)

Record details

NPI number1720088974
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 29, 2005
Last updated in NPPESMay 15, 2024
Certification dateMay 15, 2024

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF TENNESSEE, HSC, COLLEGE OF MEDICINE
Graduated 1996 (30 years in practice)
Group practice Summit Medical Group, Pllc — 636 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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