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Francis L Weng, M.D.

Nephrology Physician in Livingston, NJ · enumerated 2006.

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

National Provider Identifier

1457442378

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Registry record

Entity type Individual (Type 1)
Name Francis L Weng
Credential M.D.
Sex Male
Practice address 94 Old Short Hills Rd, East Wing, Suite 305, Livingston, NJ, 07039
Phone (973) 322-5065
Fax (973) 322-8930
Enumeration date Sep 27, 2006
Last updated in NPPES Apr 10, 2024

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 25MA07923600 (NJ) Secondary
207RN0300X Nephrology Physician Allopathic & Osteopathic Physicians · License 25MA07923600 (NJ) Primary
174400000X Specialist Other Service Providers · License 25MA07923600 (NJ) 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
0024686 Medicaid NJ -

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 Francis Weng?
The National Provider Identifier (NPI) for Francis Weng is 1457442378, a Type 1 (individual) record in the CMS NPPES registry.
Where does Francis Weng practice?
The practice location on file with NPPES is in Livingston, NJ. 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 2024-04-10.