NUCC taxonomy code

106H00000X - Marriage & Family Therapist

106H00000X is the NUCC provider taxonomy code for Marriage & Family Therapist (individual providers). 109,921 providers in our latest NPPES snapshot list it as their primary taxonomy.

109,921 providers · primary taxonomy

Code breakdown

Taxonomy code 106H00000X

Display name Marriage & Family Therapist

Grouping Behavioral Health & Social Service Providers

Classification Marriage & Family Therapist

Section Individual

Directory Marriage & Family Therapist provider directory

Definition

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.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

106E00000X Assistant Behavior Analyst 106S00000X Behavior Technician 103K00000X Behavior Analyst 103G00000X Clinical Neuropsychologist 103GC0700X Clinical Neuropsychologist (Clinical Neuropsychologist) 101Y00000X Counselor 101YA0400X Addiction (Substance Use Disorder) Counselor (Counselor) 101YM0800X Mental Health Counselor (Counselor)

Frequently asked questions

What does taxonomy code 106H00000X mean?

106H00000X is the NUCC Health Care Provider Taxonomy code for Marriage & Family Therapist in the "Behavioral Health & Social Service Providers" grouping. It classifies individual providers.

Where is the taxonomy code used?

Providers select a taxonomy code when applying for an NPI, and it appears on insurance claims (CMS-1500 box 33b / 837 electronic claims) to identify the provider's classification. Payers may require the taxonomy that matches your credential and license.

How do I find providers with taxonomy 106H00000X?

Browse the Marriage & Family Therapist directory, or use the NPI search and filter by state.

Source: CMS NPPES (public data). Snapshot 2026-07-13.