Quick answers
- Which hospitals does Mark Ewald work at?
- Medicare's official clinician data lists Mark Ewald at 1 hospital: Tristar Centennial Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark Ewald see patients?
- Medicare's clinician data lists 2 practice locations, including Franklin, TN and Nashville, TN. Call before your visit to confirm the address.
- What is Mark Ewald's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Mark Ewald accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Ewald 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 Mark Ewald's NPI number?
- 1881899318. 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 Ewald works
Medicare's Facility Affiliation Data lists Mark Ewald at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Tristar Centennial Medical CenterNashville, TN · Acute Care Hospital · CCN 440161
Practice locations
Addresses where Mark Ewald is enrolled with Medicare (CMS data updated 2026-10-02).
Group practices
Medicare enrollment lists Mark Ewald as a member of this group (CMS data updated 2026-10-02).
- Cornea Consultants of Nashville, PLLC6 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Franklin
Clinicians with the same Medicare primary specialty in Franklin, TN — not a recommendation.
Clinician information
| Graduation year | 2004 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881899318 |
| 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