Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

William Brian Ward, MD

Q: What is the NPI number for William Ward?

The National Provider Identifier (NPI) for William Ward is 1427031780, a Type 1 (individual) record in the CMS NPPES registry.

Nephrology Physician in Greenville, SC · enumerated 2005.

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

National Provider Identifier

1427031780

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Registry record

Entity type Individual (Type 1)

Name William Brian Ward

Credential MD

Sex Male

Practice address 203 Mills Ave, Greenville, SC, 29605

Phone (864) 271-1844

Fax (864) 271-2147

Enumeration date Nov 21, 2005

Last updated in NPPES Nov 21, 2022

Taxonomy & licenses

207RN0300X Nephrology Physician Allopathic & Osteopathic Physicians · License 20375 (SC) Primary

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
203755	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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for William Ward?

The National Provider Identifier (NPI) for William Ward is 1427031780, a Type 1 (individual) record in the CMS NPPES registry.

Where does William Ward practice?

The practice location on file with NPPES is in Greenville, SC. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-11-21.