DR. DIANE HARNISH PH.D. NPI 1962791640

NPI Information

  • NPI: 1962791640
  • Provider Name: DR. DIANE HARNISH, PH.D.
  • Classification: Psychologist - 103T00000X
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 6741 REDWOOD AVE
    SEBASTOPOL, CA
    ZIP 95472
  • Phone: (415) 924-4252

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NPI Details

DR. Diane Harnish, PH.D. is a psychologist in Sebastopol, CA with 18 years of experience. The provider is a psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public. DR. Diane Harnish, PH.D. NPI is 1962791640. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a female.

The provider's business location address is:

6741 REDWOOD AVE
SEBASTOPOL, CA
ZIP 95472-514
Phone: (415) 924-4252

The NPI 1962791640 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 4/1/2011 and was last updated on 12/6/2024.

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
1101YM0800XCounselorMental HealthPSY24138CALIFORNIANo
2103T00000XPsychologistPSY 24138CALIFORNIAYes

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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