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Dr. William J Mannella, MD

Vascular Surgery Physician in Chester, PA · enumerated 2006.

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

National Provider Identifier

1891883294

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Registry record

Entity type Individual (Type 1)
Name Dr. William J Mannella
Credential MD
Sex Male
Practice address 1 Medical Center Blvd, Acp #233, Chester, PA, 19013
Phone (610) 499-0400
Fax (610) 499-1970
Enumeration date Oct 11, 2006
Last updated in NPPES Apr 1, 2009

Taxonomy & licenses

2086S0129X Vascular Surgery Physician Allopathic & Osteopathic Physicians · License MD016166E (PA) 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
006985555 Medicaid PA -

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 Mannella?
The National Provider Identifier (NPI) for William Mannella is 1891883294, a Type 1 (individual) record in the CMS NPPES registry.
Where does William Mannella practice?
The practice location on file with NPPES is in Chester, PA. 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 2009-04-01.