Quick answers
- Which hospitals does Christopher T. Johnson work at?
- Medicare's official clinician data lists Christopher T. Johnson at 4 hospitals: Grand Lake Health System, Lima Memorial Health System, Mercer County Joint Township Community Hospital and Upper Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Christopher T. Johnson see patients?
- Medicare's clinician data lists 2 practice locations, including Troy, OH and Sidney, OH. Call before your visit to confirm the address.
- What is Christopher T. Johnson's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Christopher T. Johnson accept Medicare assignment?
- Yes. Medicare's clinician data says Christopher T. Johnson 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 Christopher T. Johnson?
- (800) 492-8040, as listed in official Medicare / NPI Registry data.
- What is Christopher T. Johnson's NPI number?
- 1952780371. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Christopher T. Johnson works
Medicare's Facility Affiliation Data lists Christopher T. Johnson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Grand Lake Health SystemSaint Marys, OH · Acute Care Hospital · CCN 360032
- Lima Memorial Health SystemLima, OH · Acute Care Hospital · CCN 360009
- Mercer County Joint Township Community HospitalColdwater, OH · Acute Care Hospital · CCN 360058
- Upper Valley Medical CenterTroy, OH · Acute Care Hospital · CCN 360174
Practice locations
Addresses where Christopher T. Johnson is enrolled with Medicare (CMS data updated 2026-10-02).
- 31 S Stanfield Rd, Suite 202Troy, OH 45373 (800) 492‑8040
- 915 Michigan StSidney, OH 45365 (937) 492‑8040
Group practices
Medicare enrollment lists Christopher T. Johnson as a member of this group (CMS data updated 2026-10-02).
- Eye Care and Surgery Assoc., Inc.3 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Troy
Clinicians with the same Medicare primary specialty in Troy, OH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Toledo Medical College |
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1952780371 |
| 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