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

Leon G. Smith Jr MD, LLC

Organization Specialist · NPI 1780890814

Leon G. Smith Jr MD, LLC is a Specialist in Newark, New Jersey. Licensed in New Jersey. Registered with an NPI since 2007.

Licensed in
NJ
In the registry since
2007
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

155 Jefferson St
Newark, NJ 07105-1706
Phone: (973) 403-1922
Fax: (973) 403-1912
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 25MA05307800 (NJ)

Record details

NPI number1780890814
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Leon Smith — Delegated Official · (973) 403-1922
NPI enumeratedMay 15, 2007
Last updated in NPPESSeptember 28, 2007
Mailing address171 Old Chester Rd, Essex Fells, NJ 07021-1624

Other providers in Newark