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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.

LAUREN M HAHN LPC
NPI 1659737344
Counselor in Denver, CO

Active since January 11, 2016PECOS Enrolled
4643 S ULSTER ST STE 700, DENVER, CO 80237(720) 744-5513 Get Directions Write a Review

NPPES record last updated: October 6, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 6, 2026, Jan 11, 2016 (2 updates tracked since 2016).

About Lauren M Hahn Lpc NPPES

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

LAUREN M HAHN LPC (NPI 1659737344) is an individual counselor in Denver, Colorado, licensed in Colorado (0012977) and active in the NPI registry since January 2016. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1659737344
Entity TypeIndividualFemale
Primary Taxonomy101Y00000X
Provider Legal NameLAUREN M HAHNCredential: LPC
Location Address4643 S ULSTER ST STE 700Denver, CO 80237-2865
Mailing Address4643 S Ulster St Ste 700Denver, CO 80237-2865 · (720) 744-5513
Phone(720) 744-5513
Sole ProprietorNo
Enumeration DateJanuary 11, 2016
Last NPPES UpdateOctober 6, 20262 updates tracked since enumeration
NPPES CertifiedOctober 6, 2026
✔ NPI 1659737344 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselorBehavioral Health & Social Service Providers
Taxonomy Code101Y00000X
License✔ Licensed in CO · 0012977
Definition
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.
4643 S ULSTER ST STE 700, Denver, CO 80237
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Lauren M Hahn Lpc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Lauren Hahn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ahtna T' Aene Nene'
2,273 mi
Corporate Health
MILE 111.5 RICHARDSON HWY
Copper Center, AK 99573
  • Reassigned Medicare billing, Texas enrollment
  • 36 clinicians in this Medicare group
NPI 1164745691 (907) 822-5241

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 6

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

KELLY CAMPBELL LCSW
Social Worker (Clinical)
4643 S ULSTER ST STE 700
DENVER, CO 80237
Denver County (303) 995-7442
ACCESSCARE SERVICES
Psychiatry & Neurology (Child & Adolescent Psychiatry)
4643 S ULSTER ST STE 700
DENVER, CO 80237
Denver County (855) 406-2700
DR. JORDAN SCOTT GARDNER M.D.
Psychiatry & Neurology (Psychiatry)
4643 S ULSTER ST STE 700
DENVER, CO 80237
Denver County (855) 406-2700
MELANIE CREACH
Social Worker (Clinical)
4643 S ULSTER ST STE 700
DENVER, CO 80237
Denver County (720) 744-5290
JENNIFER MAINA RODRIGUEZ LPC
Counselor (Professional)
4643 S ULSTER ST STE 700
DENVER, CO 80237
Denver County (720) 744-5514
ACCESSCARE SERVICES
Psychiatry & Neurology (Psychiatry)
4643 S ULSTER ST STE 700
DENVER, CO 80237
Denver County (855) 406-2700

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 Lauren Hahn's NPI number?

The NPI number for Lauren Hahn is 1659737344. It was assigned to this individual provider in the NPPES registry on January 11, 2016.

Where is Lauren Hahn located?

Lauren Hahn practices at 4643 S Ulster St Ste 700, Denver, CO 80237. The listed phone number is (720) 744-5513.

What is Lauren Hahn's specialty?

The primary specialty registered for this NPI is Counselor with taxonomy code 101Y00000X.

Is Lauren Hahn enrolled in Medicare?

Yes. Lauren Hahn is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Lauren Hahn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lauren Hahn reassigns Medicare benefits to Ahtna T' Aene Nene' (Copper Center, AK). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Lauren Hahn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Lauren Hahn was last updated on October 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.