Quick answers
- Which hospitals does Alan D. Grindstaff work at?
- Medicare's official clinician data lists Alan D. Grindstaff at 1 hospital: University Health System, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alan D. Grindstaff see patients?
- Medicare's clinician data lists 1 practice location in Knoxville, TN. Call before your visit to confirm the address.
- What is Alan D. Grindstaff's specialty?
- Medicare lists Pathology as the primary specialty.
- Does Alan D. Grindstaff accept Medicare assignment?
- Yes. Medicare's clinician data says Alan D. Grindstaff 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 Alan D. Grindstaff?
- (931) 858-6303, as listed in official Medicare / NPI Registry data.
- What is Alan D. Grindstaff's NPI number?
- 1801856935. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alan D. Grindstaff works
Medicare's Facility Affiliation Data lists Alan D. Grindstaff at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- University Health System, IncKnoxville, TN · Acute Care Hospital · CCN 440015
Practice locations
Addresses where Alan D. Grindstaff is enrolled with Medicare (CMS data updated 2026-10-02).
- 1924 Alcoa HwyKnoxville, TN 37920 (931) 858‑6303
Group practices
Medicare enrollment lists Alan D. Grindstaff as a member of this group (CMS data updated 2026-10-02).
- University Pathologists, P.C.11 clinicians in the group
Specialties
- Pathologyprimary
Other pathologists in Knoxville
Clinicians with the same Medicare primary specialty in Knoxville, TN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | East Tennessee State University Quillen College Of Medicine |
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1801856935 |
| 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