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

Individual provider Family Medicine Physician · NPI 1003013160

Dr. William P. Grabenstein, MD is a Family Practice in Clarksville, Tennessee. Graduated from University of Tennessee, Hsc, College of Medicine in 1985, 41 years ago. Practices as a sole proprietor. Licensed in Tennessee.

Years since qualifying
41
Trained at
University of Tennessee, Hsc, College of Medicine
Licensed in
TN
In the registry since
2007
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

1822 Memorial Dr
Clarksville, TN 37043-4605
Phone: (931) 552-8012
Fax: (931) 551-3118
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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 MD017935 (TN)

Record details

NPI number1003013160
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 29, 2007
Last updated in NPPESJuly 29, 2015
Mailing address1822 Memorial Dr, Clarksville, TN 37043-4605

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 1985 (41 years in practice)
Accepts Medicare assignment Not indicated

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