IndividualActive
William Johnson, MD
NPI 1093778490 · Ophthalmology Physician · Columbia, SC
William Johnson, MD is a Ophthalmology Physician provider in Columbia, SC (NPI 1093778490).
Provider details
- NPI number
- 1093778490
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 6727 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1920 Pickens St
Columbia, SC 29201
Phone: (803) 779-3070
Fax: (803) 771-7639
Street-level locationGet directions
Mailing address
Po Box 60371
Charlotte, NC 28260-0371
Registry dates
- Enumerated
- 2006-04-08
- Last updated
- 2012-01-27
Frequently asked questions
- What is William Johnson's NPI number?
- William Johnson's National Provider Identifier (NPI) is 1093778490, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Johnson's specialty?
- William Johnson is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is William Johnson located?
- William Johnson's practice location on file with NPPES is 1920 Pickens St, Columbia, SC 29201.
- What is William Johnson's phone number?
- The practice phone number listed in the NPPES registry for William Johnson is (803) 779-3070.
- Is William Johnson's NPI active?
- Yes — William Johnson's NPI (1093778490) is active in the NPPES registry as of the last update on 2012-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.