Quick answers
- Where does William A. Johnson Jr. see patients?
- Medicare's clinician data lists 2 practice locations, including Columbia, SC. Call before your visit to confirm the address.
- What is William A. Johnson Jr.'s specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does William A. Johnson Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says William A. Johnson Jr. 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 William A. Johnson Jr.?
- (803) 779-3070, as listed in official Medicare / NPI Registry data.
- What is William A. Johnson Jr.'s NPI number?
- 1376506774. 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 William A. Johnson Jr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 Summit Centre DrColumbia, SC 29229 (803) 779‑3070
- 1920 Pickens StColumbia, SC 29201 (803) 779‑3070
Group practices
Medicare enrollment lists William A. Johnson Jr. as a member of this group (CMS data updated 2026-10-02).
- Columbia Eye Clinic PA20 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Columbia
Clinicians with the same Medicare primary specialty in Columbia, SC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical University Of South Carolina College Of Medicine |
| Graduation year | 1999 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1376506774 |
| 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