DR. JAMES MARK GREENBLATT M.D NPI 1790817575

NPI Information

  • NPI: 1790817575
  • Provider Name: DR. JAMES MARK GREENBLATT, M.D
  • Classification: Psychiatry & Neurology - 2084P0800X
  • Specialization: Psychiatry
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 9 HOPE AVE STE 500
    WALDEN BEHAVIORAL CARE
    WALTHAM, MA
    ZIP 02453
  • Phone: (781) 647-0066

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NPI Details

DR. James Mark Greenblatt, M.D is a psychiatry psychiatry neurology in Waltham, MA. The provider is a Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems. DR. James Mark Greenblatt, M.D NPI is 1790817575. 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:

9 HOPE AVE STE 500
WALDEN BEHAVIORAL CARE
WALTHAM, MA
ZIP 02453-751
Phone: (781) 647-0066
Fax: (781) 899-4905

The NPI 1790817575 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, Part A Home Health Agency (HHA), Power Mobility Devices.

The enumeration date for this NPI number is 3/9/2007 and was last updated on 3/16/2016.

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
12084P0800XPsychiatry & NeurologyPsychiatry70333MASSACHUSETTSYes

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
170333OTHERMASSACHUSETTSLICENSE
2E69633MEDICARE UPINMASSACHUSETTS
3J14058MEDICARE ID-TYPE UNSPECIFIEDMASSACHUSETTS
4RX2645OTHERMASSACHUSETTSMEDICARE

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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