DR. LELAND MANN JOHNSTON JR. M.D.
NPI 1992844708
Psychiatry & Neurology - Psychiatry in Boulder, CO

Q: What is Leland Johnston's NPI number?

The NPI number for Leland Johnston is 1992844708. It was assigned to this individual provider in the NPPES registry on February 6, 2007.

Q: What is Leland Johnston's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Leland Johnston was last updated on January 25, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.

Active since February 06, 2007

1740 SUMAC AVE, BOULDER, CO 80304(720) 565-1422(866) 849-7805 Get Directions Write a Review

NPPES record last updated: January 25, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Leland Mann Johnston Jr. M.d. NPPES

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

DR. LELAND MANN JOHNSTON JR. M.D. (NPI 1992844708) is an individual psychiatry provider in Boulder, Colorado, licensed in Colorado (38458) and active in the NPI registry since February 2007.

NPPES Registry Identity

NPI1992844708

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. LELAND MANN JOHNSTON JR.Credential: M.D.

Location Address1740 SUMAC AVEBoulder, CO 80304-0814

Mailing Address1740 Sumac AveBoulder, CO 80304-0814 · (720) 565-1422 · Fax (866) 849-7805

Phone(720) 565-1422

Fax(866) 849-7805

Sole ProprietorNo

Enumeration DateFebruary 6, 2007

Last NPPES UpdateJanuary 25, 2008

✔ NPI 1992844708 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 CO · 38458

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.

1740 SUMAC AVE, Boulder, CO 80304

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Other Identifiers 1

Medicare PINC510608CO

Other Providers at the Same Location NPPES

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

LELAND M JOHNSTON MD PC

Psychiatry & Neurology (Psychiatry)

1740 SUMAC AVE
BOULDER, CO 80304

Boulder County (720) 565-1422

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 Leland Johnston's NPI number?

The NPI number for Leland Johnston is 1992844708. It was assigned to this individual provider in the NPPES registry on February 6, 2007.

Where is Leland Johnston located?

Leland Johnston practices at 1740 Sumac Ave, Boulder, CO 80304. The listed phone number is (720) 565-1422.

What is Leland 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 Leland Johnston was last updated on January 25, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.