Quick answers
- Which hospitals does Mark T. Eggleston work at?
- Medicare's official clinician data lists Mark T. Eggleston at 2 hospitals: St Joseph Regional Medical Center and Tri-State Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark T. Eggleston see patients?
- Medicare's clinician data lists 2 practice locations, including Lewiston, ID and Clarkston, WA. Call before your visit to confirm the address.
- What is Mark T. Eggleston's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Mark T. Eggleston accept Medicare assignment?
- Yes. Medicare's clinician data says Mark T. Eggleston 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 Mark T. Eggleston?
- (509) 758-8811, as listed in official Medicare / NPI Registry data.
- What is Mark T. Eggleston's NPI number?
- 1306836705. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark T. Eggleston works
Medicare's Facility Affiliation Data lists Mark T. Eggleston at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- St Joseph Regional Medical CenterLewiston, ID · Acute Care Hospital · CCN 130003
- Tri-State Memorial HospitalClarkston, WA · Critical Access Hospital · CCN 501332
Practice locations
Addresses where Mark T. Eggleston is enrolled with Medicare (CMS data updated 2026-10-02).
- 415 6th StLewiston, ID 83501 (509) 758‑8811
- 500 Port DrClarkston, WA 99403 (509) 758‑8811
Group practices
Medicare enrollment lists Mark T. Eggleston as a member of this group (CMS data updated 2026-10-02).
- Eye Care Specialists PS3 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Idaho
Clinicians with the same Medicare primary specialty in Idaho — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Creighton University School Of Medicine |
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1306836705 |
| 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