DR. David Gage Stewart, PH.D. is a cognitive and behavioral psychologist in Cambridge, MA. The provider is a psychologist who reflects an experimental-clinical approach distinguished by use of principles of human learning and development and theories of cognitive processing to promote meaningful change in maladaptive human behavior and thinking. DR. David Gage Stewart, PH.D. NPI is 1366781932. 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:
1493 CAMBRIDGE ST CAMBRIDGE, MA ZIP 02139-047 Phone: (425) 228-5336
The enumeration date for this NPI number is 2/2/2013 and was last updated on 9/11/2025.
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:
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
NPI Synchronization or Removal
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