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JOHN ALEXANDER HASLETT
NPI 1447108923
Marriage & Family Therapist in Portland, OR

Active since March 19, 2026
333 S FLOWER ST, PORTLAND, OR 97239(503) 563-8432 Get Directions Write a Review

NPPES record last updated: March 19, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About John Alexander Haslett NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN ALEXANDER HASLETT (NPI 1447108923) is an individual marriage & family therapist in Portland, Oregon and active in the NPI registry since March 2026. He maintains a secondary practice location in Portland.

NPPES Registry Identity

NPI1447108923
Entity TypeIndividualMale
Primary Taxonomy106H00000X
Provider Legal NameJOHN ALEXANDER HASLETT
Location Address333 S FLOWER STPortland, OR 97239-3797
Mailing Address333 S Flower StPortland, OR 97239-3797 · (503) 563-8432
Phone(503) 563-8432
Sole ProprietorNo
Enumeration DateMarch 19, 2026
NPPES CertifiedMarch 19, 2026
✔ NPI 1447108923 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
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.
333 S FLOWER ST, Portland, OR 97239
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Other Names 1

Professional Name (2)Alex Haslett

Secondary Practice Location 1

Location 13636 SW Troy StPortland, OR 97219-1662 · Phone (503) 563-8432

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ELINOR WILBER
Counselor (Professional)
333 S FLOWER ST
PORTLAND, OR 97239
Multnomah County (503) 563-8432
ANDREW RUSSELL PFANDLER MA
Counselor (Mental Health)
333 S FLOWER ST
PORTLAND, OR 97239
Multnomah County (503) 867-1817
OSLEIDY SORIA-PONS
Counselor (Mental Health)
333 S FLOWER ST
PORTLAND, OR 97239
Multnomah County (503) 349-2281
ALIA IZABELLE PEARLSON MA
Counselor (Mental Health)
333 S FLOWER ST
PORTLAND, OR 97239
Multnomah County (503) 349-2281
HEIDI JACOBSON MA
Counselor (Mental Health)
333 S FLOWER ST
PORTLAND, OR 97239
Multnomah County (503) 349-2281
MS. ANGELICA ANCHI HOWITZ BS
Counselor (Mental Health)
333 S FLOWER ST
PORTLAND, OR 97239
Multnomah County (503) 349-2281
KURT CONROYD
Marriage & Family Therapist
333 S FLOWER ST
PORTLAND, OR 97239
Multnomah County (503) 563-8432
KEVIN SADLER
Counselor
333 S FLOWER ST
PORTLAND, OR 97239
Multnomah County (503) 563-8432

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Haslett's NPI number?

The NPI number for John Haslett is 1447108923. It was assigned to this individual provider in the NPPES registry on March 19, 2026. The provider is also known as Alex Haslett.

Where is John Haslett located?

John Haslett practices at 333 S Flower St, Portland, OR 97239. The listed phone number is (503) 563-8432.

What is John Haslett's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

When was this NPI record last updated?

The NPPES record for John Haslett was last updated on March 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.