Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

GREGORY J FLEMING M.D.
NPI 1255372165
Specialist in Morristown, NJ

Q: What is the provider's specialty?

The provider's specialty is Specialist with taxonomy code 174400000X.

Active since June 10, 2006

26 MADISON AVE, MORRISTOWN, NJ 07960(973) 267-1851(973) 267-0024 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

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About Gregory J Fleming M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY J FLEMING M.D. (NPI 1255372165) is an individual specialist in Morristown, New Jersey, licensed in New Jersey (51070) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1255372165

Entity TypeIndividualMale

Primary Taxonomy174400000X

Provider Legal NameGREGORY J FLEMINGCredential: M.D.

Location Address26 MADISON AVEMorristown, NJ 07960-7310

Mailing Address26 Madison AveMorristown, NJ 07960-7310 · (973) 267-1851 · Fax (973) 267-0024

Phone(973) 267-1851

Fax(973) 267-0024

Sole ProprietorNo

Enumeration DateJune 10, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1255372165 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in NJ · 51070

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

26 MADISON AVE, Morristown, NJ 07960

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