Quick answers
- Where does Casey J. Harrison see patients?
- Medicare's clinician data lists 2 practice locations, including Elizabethton, TN and Johnson City, TN. Call before your visit to confirm the address.
- What is Casey J. Harrison's specialty?
- Medicare lists Optometry as the primary specialty.
- Does Casey J. Harrison accept Medicare assignment?
- Yes. Medicare's clinician data says Casey J. Harrison 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 Casey J. Harrison?
- (423) 543-6868, as listed in official Medicare / NPI Registry data.
- What is Casey J. Harrison's NPI number?
- 1992435010. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Casey J. Harrison is enrolled with Medicare (CMS data updated 2026-10-02).
- 210 Rogosin DrElizabethton, TN 37643 (423) 543‑6868
- 302 Sunset Dr, Suite 109Johnson City, TN 37604 (423) 282‑1742
Group practices
Medicare enrollment lists Casey J. Harrison as a member of this group (CMS data updated 2026-10-02).
- Sunset Eye Care, PC4 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Elizabethton
Clinicians with the same Medicare primary specialty in Elizabethton, TN — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1992435010 |
| 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
- 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