Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Francis L Weng, MD

Individual provider Internal Medicine Physician · NPI 1457442378

Francis L Weng, MD is a Nephrology in Livingston, New Jersey. Graduated from Columbia University College of Physicians and Surgeons in 1997, 29 years ago. Practices with Barnabas Health Medical Group PC, a 1,025-clinician group and accepts Medicare assignment. Licensed in New Jersey.

Years since qualifying
29
Trained at
Columbia University College of Physicians and Surgeons
Licensed in
NJ
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

94 Old Short Hills Rd East Wing Ste 305
Livingston, NJ 07039-5672
Phone: (973) 322-5065
Fax: (973) 322-8930
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 25MA07923600 (NJ)
Internal Medicine Physician Taxonomy 207R00000X · Licence 25MA07923600 (NJ)
Specialist Taxonomy 174400000X · Licence 25MA07923600 (NJ)

Record details

NPI number1457442378
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 27, 2006
Last updated in NPPESApril 10, 2024
Certification dateApril 10, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
Graduated 1997 (29 years in practice)
Group practice Barnabas Health Medical Group Pc — 1025 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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