MR. DAVID WILLIAM DAY LMFT
NPI 1477409332
Marriage & Family Therapist in Tustin, CA

Active since March 04, 2026
515 E 1ST ST STE D, TUSTIN, CA 92780(949) 226-6100 Get Directions Write a Review

NPPES record last updated: March 4, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Male
  • Marriage & Family Therapist

About DAVID DAY

This page provides the complete NPI Profile along with additional information for David Day, a provider established in Tustin, California with a medical specialization in Marriage & Family Therapist. The healthcare provider is registered in the NPI registry with number 1477409332 assigned on March 2026. The practitioner's primary taxonomy code is 106H00000X with license number 143223 (CA). The provider is registered as an individual and his NPI record was last updated March 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1477409332 Verify this NPI
Provider Name
MR. DAVID WILLIAM DAY LMFT
Gender
Male
Entity Type
Individual
Location Address
515 E 1ST ST STE D TUSTIN, CA 92780
Location Phone
(949) 226-6100
Mailing Address
8562 SALT LAKE DR HUNTINGTON BEACH, CA 92646
Is Sole Proprietor?
Yes
Enumeration Date
03-04-2026
Last Update Date
03-04-2026
Code Navigator

A marriage and family therapist like David Day help patients manage problems with their family and other relationships. Marriage and family therapists encourage clients to discuss their emotions and experiences and, develop strategies and skills to change behavior and cope with difficult situations. Many therapists apply cognitive behavioral therapy to help patients understand harmful thoughts, feelings, and also teach patients how to replace them with positive, life-enhancing ones.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Marriage & Family Therapist

Taxonomy Code
106H00000X
Type
Behavioral Health & Social Service Providers
License No.
143223
License State
CA
Taxonomy Description
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Counselor (Mental Health)
515 E 1ST ST STE D
TUSTIN, CA 92780
Counselor (Mental Health)
515 E 1ST ST STE D
TUSTIN, CA 92780
Social Worker (Clinical)
515 E 1ST ST STE D
TUSTIN, CA 92780
Counselor (Mental Health)
515 E 1ST ST STE D
TUSTIN, CA 92780

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1477409332, enumerated as an "individual" on March 04, 2026.

The provider is located at 515 E 1ST ST STE D TUSTIN, CA 92780 and the phone number is (949) 226-6100.

Marriage & Family Therapist with taxonomy code 106H00000X.