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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

JOHN W. KIRK PSY.D.
NPI 1851330435
Specialist in Boulder, CO

Active since June 06, 2006
2501 WALNUT ST, SUITE 107, BOULDER, CO 80302(303) 915-0108(303) 443-4682 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About John W. Kirk Psy.d. NPPES

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

JOHN W. KIRK PSY.D. (NPI 1851330435) is an individual specialist in Boulder, Colorado, licensed in Colorado (2834) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1851330435
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameJOHN W. KIRKCredential: PSY.D.
Location Address2501 WALNUT ST, SUITE 107Boulder, CO 80302-5751
Mailing AddressPo Box 2086Fort Collins, CO 80522-2086 · (303) 444-3443 · Fax (970) 221-3730
Phone(303) 915-0108
Fax(303) 443-4682
Sole ProprietorNo
Enumeration DateJune 6, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1851330435 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in CO · 2834
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
2501 WALNUT ST, Boulder, CO 80302
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Other Providers at the Same Location NPPES 14

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

JAMA ELLEN BRISCOE, PH.D., PLLC
Clinic/Center (Mental Health (Including Community Mental Health Center))
2501 WALNUT ST, SUITE 210
BOULDER, CO 80302
Boulder County (303) 499-3808
GREGORY W GERRITSEN PHD
Psychologist (Clinical)
2501 WALNUT ST, SUITE 202
BOULDER, CO 80302
Boulder County (303) 473-4433
KRISTIN BROUSSEAU, DO, PC
Psychiatry & Neurology (Psychiatry)
2501 WALNUT ST, SUITE 108
BOULDER, CO 80302
Boulder County (720) 223-7877
DR. RICHARD SUDDATH M.D.
Psychiatry & Neurology (Psychiatry)
2501 WALNUT ST, SUITE 204
BOULDER, CO 80302
Boulder County (303) 444-7228
DR. MELANIE KEIRY YOUNG PSY.D.
Psychologist (Clinical)
2501 WALNUT ST, SUITE 208
BOULDER, CO 80302
Boulder County (303) 444-5330
MELANIE K YOUNG, PSYD, INC
Psychologist (Clinical)
2501 WALNUT ST, SUITE 208
BOULDER, CO 80302
Boulder County (303) 444-5330
SUZANNE SUNDHEIM MD PROFESSIONAL LLC
Psychiatry & Neurology (Psychiatry)
2501 WALNUT ST, SUITE 106
BOULDER, CO 80302
Boulder County (303) 786-7430
MS. LAURI E LIVERMAN APN. (RN, MSN, PMHNP
Nurse Practitioner (Psychiatric/Mental Health)
2501 WALNUT ST
BOULDER, CO 80302
Boulder County (303) 481-2366

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 Kirk's NPI number?

The NPI number for John Kirk is 1851330435. It was assigned to this individual provider in the NPPES registry on June 6, 2006.

Where is John Kirk located?

John Kirk practices at 2501 Walnut St Suite 107, Boulder, CO 80302. The listed phone number is (303) 915-0108.

What is John Kirk's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for John Kirk was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days 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.