DR. LEONARD DAVID GREENBERG PHD NPI 1023180486

NPI Information

  • NPI: 1023180486
  • Provider Name: DR. LEONARD DAVID GREENBERG, PHD
  • Classification: Psychologist - 103TF0000X
  • Specialization: Family
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 76 BEDFORD STREET
    SUITE 21
    LEXINGTON, MA
    ZIP 02420
  • Phone: (781) 861-6662

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NPI Details

DR. Leonard David Greenberg, PHD is a family psychologist in Lexington, MA with 45 years of experience. The provider is a psychologist whose specialty is founded on principles of systems theory with the interpersonal system of the family the focus of assessment, intervention and research. DR. Leonard David Greenberg, PHD NPI is 1023180486. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

76 BEDFORD STREET
SUITE 21
LEXINGTON, MA
ZIP 02420-641
Phone: (781) 861-6662
Fax: (781) 648-4717

The NPI 1023180486 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment.

The enumeration date for this NPI number is 11/14/2006 and was last updated on 9/11/2025.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1103TC0700XPsychologistClinical3139MASSACHUSETTSNo
2103TF0000XPsychologistFamily3139MASSACHUSETTSYes
3103T00000XPsychologist3139MASSACHUSETTSNo

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
11853040MEDICAIDMASSACHUSETTS
2329375OTHERHARVARD PILGRIM
3016568OTHERVALUE OPTIONS
4760699OTHERMASSACHUSETTSTUFTS
5108146OTHERMAGELLAN
61899368OTHERMASSACHUSETTSMBHP

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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