Quick answers
- Which hospitals does John D. Kay work at?
- Medicare's official clinician data lists John D. Kay at 2 hospitals: Sarah Bush Lincoln Health Center and St Anthonys Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John D. Kay see patients?
- Medicare's clinician data lists 2 practice locations, including Mattoon, IL and Effingham, IL. Call before your visit to confirm the address.
- What is John D. Kay's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does John D. Kay accept Medicare assignment?
- Yes. Medicare's clinician data says John D. Kay 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 John D. Kay?
- (217) 258-2525, as listed in official Medicare / NPI Registry data.
- What is John D. Kay's NPI number?
- 1093768061. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John D. Kay works
Medicare's Facility Affiliation Data lists John D. Kay at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Sarah Bush Lincoln Health CenterMattoon, IL · Acute Care Hospital · CCN 140189
- St Anthonys Memorial HospitalEffingham, IL · Acute Care Hospital · CCN 140032
Practice locations
Addresses where John D. Kay is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 Health Ctr DrMattoon, IL 61938 (217) 258‑2525
- 903 Medical Park DrEffingham, IL 62401 (217) 347‑2933
Group practices
Medicare enrollment lists John D. Kay as a member of these groups (CMS data updated 2026-10-02).
- Sarah Bush Lincoln Health Center419 clinicians in the group
- Effingham Ophthalmology Associates, Ltd.3 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Indiana University School Of Medicine |
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1093768061 |
| 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