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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.

CATHERINE MULLIN COOK
NPI 1609223106
Counselor - Professional in Boulder, CO

Active since May 16, 2016
5914 GUNBARREL AVE APT D, BOULDER, CO 80301(724) 953-1660 Get Directions Write a Review

NPPES record last updated: October 16, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 16, 2026, May 16, 2016 (2 updates tracked since 2016).

About Catherine Mullin Cook NPPES

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

CATHERINE MULLIN COOK (NPI 1609223106) is an individual professional provider in Boulder, Colorado, licensed in Colorado (LPC.0021555) and active in the NPI registry since May 2016.

NPPES Registry Identity

NPI1609223106
Entity TypeIndividualFemale
Primary Taxonomy101YP2500X
Provider Legal NameCATHERINE MULLIN COOK
Location Address5914 GUNBARREL AVE APT DBoulder, CO 80301-5319
Mailing Address5914 Gunbarrel Ave Apt DBoulder, CO 80301-5319 · (724) 953-1660
Phone(724) 953-1660
Sole ProprietorYes
Enumeration DateMay 16, 2016
Last NPPES UpdateOctober 16, 20262 updates tracked since enumeration
NPPES CertifiedOctober 16, 2026
✔ NPI 1609223106 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
License✔ Licensed in CO · LPC.0021555
5914 GUNBARREL AVE APT D, Boulder, CO 80301
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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 Catherine Cook's NPI number?

The NPI number for Catherine Cook is 1609223106. It was assigned to this individual provider in the NPPES registry on May 16, 2016.

Where is Catherine Cook located?

Catherine Cook practices at 5914 Gunbarrel Ave Apt D, Boulder, CO 80301. The listed phone number is (724) 953-1660.

What is Catherine Cook's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

When was this NPI record last updated?

The NPPES record for Catherine Cook was last updated on October 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.