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William Johnson, M.D.

Ophthalmology Physician in Greenville, SC · enumerated 2015 · practices at Retina Consultants of Carolina, PA.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1942689690

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Registry record

Entity type Individual (Type 1)
Name William Johnson
Credential M.D.
Sex Male
Practice address 1126 Grove Rd, Greenville, SC, 29605
Phone (864) 233-5722
Fax (864) 233-6027
Enumeration date May 28, 2015
Last updated in NPPES Mar 19, 2025

Taxonomy & licenses

207W00000X Ophthalmology Physician Allopathic & Osteopathic Physicians · License MD-49615 (IA) Secondary
207W00000X Ophthalmology Physician Allopathic & Osteopathic Physicians · License 38225 (SC) Primary
207W00000X Ophthalmology Physician Allopathic & Osteopathic Physicians · License 086300 (GA) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
382259 Medicaid SC -

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for William Johnson?
The National Provider Identifier (NPI) for William Johnson is 1942689690, a Type 1 (individual) record in the CMS NPPES registry.
Where does William Johnson practice?
The practice location on file with NPPES is in Greenville, SC. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-03-19.