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MARK A JOHNSTON M.D.
NPI 1659404226
Psychiatry & Neurology - Psychiatry in Salt Lake City, UT

Active since March 13, 2007
419 WAKARA WAY, #200, SALT LAKE CITY, UT 84108(801) 583-1781 Get Directions Write a Review

NPPES record last updated: March 4, 2009. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mark A Johnston M.d. NPPES

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

MARK A JOHNSTON M.D. (NPI 1659404226) is an individual psychiatry provider in Salt Lake City, Utah, licensed in Utah (185388-1205) and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1659404226
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameMARK A JOHNSTONCredential: M.D.
Location Address419 WAKARA WAY, #200Salt Lake City, UT 84108-1257
Mailing Address555 E 4500 S, C-150Salt Lake City, UT 84107-4533 · (801) 288-0747 · Fax (801) 288-0761
Phone(801) 583-1781
Sole ProprietorNo
Enumeration DateMarch 13, 2007
Last NPPES UpdateMarch 4, 2009
✔ NPI 1659404226 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 UT · 185388-1205
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.
419 WAKARA WAY, Salt Lake City, UT 84108
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Other Identifiers 1

Medicare ID-Type Unspecified000012735UT

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 Mark Johnston's NPI number?

The NPI number for Mark Johnston is 1659404226. It was assigned to this individual provider in the NPPES registry on March 13, 2007.

Where is Mark Johnston located?

Mark Johnston practices at 419 Wakara Way #200, Salt Lake City, UT 84108. The listed phone number is (801) 583-1781.

What is Mark Johnston'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 Mark Johnston was last updated on March 4, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.