Quick answers
- Which hospitals does Garrett H. Lischer work at?
- Medicare's official clinician data lists Garrett H. Lischer at 5 hospitals: Blount Memorial Hospital, Cumberland Medical Center, Methodist Medical Center of Oak Ridge, Parkwest Medical Center and Roane Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Garrett H. Lischer see patients?
- Medicare's clinician data lists 4 practice locations, including Jefferson City, TN, Powell, TN and Oak Ridge, TN. Call before your visit to confirm the address.
- What is Garrett H. Lischer's specialty?
- Medicare lists Urology as the primary specialty.
- Does Garrett H. Lischer accept Medicare assignment?
- Yes. Medicare's clinician data says Garrett H. Lischer accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Garrett H. Lischer?
- (865) 690-3811, as listed in official Medicare / NPI Registry data.
- What is Garrett H. Lischer's NPI number?
- 1831185107. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Garrett H. Lischer works
Medicare's Facility Affiliation Data lists Garrett H. Lischer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Blount Memorial HospitalMaryville, TN · Acute Care Hospital · CCN 440011
- Cumberland Medical CenterCrossville, TN · Acute Care Hospital · CCN 440009
- Methodist Medical Center of Oak RidgeOak Ridge, TN · Acute Care Hospital · CCN 440034
- Parkwest Medical CenterKnoxville, TN · Acute Care Hospital · CCN 440173
- Roane Medical CenterHarriman, TN · Acute Care Hospital · CCN 440031
Practice locations
Addresses where Garrett H. Lischer is enrolled with Medicare (CMS data updated 2026-10-02).
- 1405 S Sizer Ave, Suite AJefferson City, TN 37760 (865) 690‑3811
- 7557 Dannaher Dr, Suite 230Powell, TN 37849 (865) 938‑5222
- 800 Oak Ridge Tpke, A101Oak Ridge, TN 37830 (865) 483‑1093
- 9245 Park W BlvdKnoxville, TN 37923 (865) 690‑3811
Group practices
Medicare enrollment lists Garrett H. Lischer as a member of this group (CMS data updated 2026-10-02).
- Tennessee Urology Associates, PLLC27 clinicians in the group
Specialties
- Urologyprimary
Other urologists in Jefferson City
Clinicians with the same Medicare primary specialty in Jefferson City, TN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Southwestern Medical School At Dallas |
| Graduation year | 1998 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1831185107 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians