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

Garrett Henry Lischer, MD

Individual provider Urology Physician · NPI 1831185107

Garrett Henry Lischer, MD is an Urology in Knoxville, Tennessee. Graduated from University of Texas Southwestern Medical School at Dallas in 1998, 28 years ago. Practices with Tennessee Urology Associates, PLLC, a 28-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
28
Trained at
University of Texas Southwestern Medical School at Dallas
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

9245 Park West Blvd
Knoxville, TN 37923-4425
Phone: (865) 690-3811
Fax: (865) 694-7621
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 38324 (TN)

Record details

NPI number1831185107
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 22, 2005
Last updated in NPPESMarch 24, 2025
Certification dateMarch 24, 2025

Medicare enrollment

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

Medicare specialtyUROLOGY
Medical schoolUNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS
Graduated 1998 (28 years in practice)
Group practice Tennessee Urology Associates, Pllc — 28 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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