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DR. JOHN THOMAS HARRIS M.D.
NPI 1710189709
Psychiatry & Neurology - Psychiatry in Helena, MT

Active since June 03, 2007
900 JACKSON ST, CENTER FOR MENTAL HEALTH, HELENA, MT 59601(406) 443-7151(406) 443-3420 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. John Thomas Harris M.d. NPPES

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

DR. JOHN THOMAS HARRIS M.D. (NPI 1710189709) is an individual psychiatry provider in Helena, Montana, licensed in Montana (11371) and active in the NPI registry since June 2007.

NPPES Registry Identity

NPI1710189709
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. JOHN THOMAS HARRISCredential: M.D.
Location Address900 JACKSON ST, CENTER FOR MENTAL HEALTHHelena, MT 59601-3428
Mailing AddressPo Box 3089, Center For Mental HealthGreat Falls, MT 59403-3089 · (406) 761-2100 · Fax (406) 761-2107
Phone(406) 443-7151
Fax(406) 443-3420
Sole ProprietorNo
Enumeration DateJune 3, 2007
Last NPPES UpdateMarch 7, 2023
✔ NPI 1710189709 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in MT · 11371
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
900 JACKSON ST, Helena, MT 59601
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Other Identifiers 2

Other0000099066MT · Blue Cross-shield Of Mont
OtherP00692143 C01340MT · Railroad Medicare

Other Providers at the Same Location NPPES 15

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

MS. HEATHER RHIANNON IRBY LCSW
Social Worker (Clinical)
900 JACKSON ST
HELENA, MT 59601
Lewis And Clark County (406) 324-7321
MS. ROSEMARY BLANCHE CROWLEY LCSW
Social Worker (Clinical)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Lewis And Clark County (406) 443-7151
ARLENA JANET CRANDELL LCSW
Social Worker (Clinical)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Lewis And Clark County (406) 443-7151
JENNIFER MARIE PREBLE LCSW
Social Worker (Clinical)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Lewis And Clark County (406) 443-7151
ROBERT EVERETT BROWN LCPC
Counselor (Mental Health)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Lewis And Clark County (406) 443-7151
KIM WAPLES LCSW
Social Worker (Clinical)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Lewis And Clark County (406) 443-7151
JESSICA JEAN HAYES-COOK LCPC
Counselor (Professional)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Lewis And Clark County (406) 443-7151
JESSICA GRUBER LCPC
Counselor (Mental Health)
900 JACKSON ST, CENTER FOR MENTAL HEALTH
HELENA, MT 59601
Lewis And Clark County (406) 443-7151

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 Harris's NPI number?

The NPI number for John Harris is 1710189709. It was assigned to this individual provider in the NPPES registry on June 3, 2007.

Where is John Harris located?

John Harris practices at 900 Jackson St Center For Mental Health, Helena, MT 59601. The listed phone number is (406) 443-7151.

What is John Harris's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for John Harris was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.