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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.

ASPEN MARES-TOLEDO
NPI 1801365044
Counselor - Addiction (Substance Use Disorder) in Thornton, CO

Active since November 16, 2018PECOS Enrolled
8931 HURON ST, THORNTON, CO 80260(303) 853-3500 Get Directions Write a Review

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

Record update history: Sep 18, 2026, Jul 27, 2026, Nov 16, 2018 (3 updates tracked since 2018).

About Aspen Mares-toledo NPPES

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

ASPEN MARES-TOLEDO (NPI 1801365044) is an individual addiction (substance use disorder) provider in Thornton, Colorado, licensed in Colorado (LPC.23409) and active in the NPI registry since November 2018. She is enrolled in Medicare PECOS, maintains a secondary practice location in Denver, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1801365044
Entity TypeIndividualFemale
Primary Taxonomy101YA0400X
Provider Legal NameASPEN MARES-TOLEDO
Location Address8931 HURON STThornton, CO 80260-6806
Mailing Address8931 Huron StThornton, CO 80260-6806 · (303) 853-3500
Phone(303) 853-3500
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateNovember 16, 2018
Last NPPES UpdateSeptember 18, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 18, 2026
✔ NPI 1801365044 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
License✔ Licensed in CO · LPC.23409
Also ListedCounselorTaxonomy 101Y00000X
Also ListedCounselor · ProfessionalTaxonomy 101YP2500X
8931 HURON ST, Thornton, CO 80260
Open in Google Maps ↗

Secondary Practice Location 1

Location 1777 Bannock StDenver, CO 80204-4597 · Phone (303) 436-4949

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Aspen Mares-toledo is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9638651375
PECOS Enrollment IDI20260303002850
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 Reassignments

2

Medicare enrollment records show Aspen Mares-toledo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Community Reach Center, Inc
Same address
Community/Behavioral Health
8931 HURON ST
Thornton, CO 80260
  • Reassigned Medicare billing, Colorado enrollment
  • 96 clinicians in this Medicare group
NPI 1316906886 (303) 853-3500
Denver Health And Hospital Authority
9.0 mi
General Practice
777 BANNOCK ST
Denver, CO 80204
  • Reassigned Medicare billing, Colorado enrollment
  • 2,259 clinicians in this Medicare group
NPI 1477569838 (303) 436-6000

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 20

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

TIFFANY T NGUYEN
Counselor (Mental Health)
8931 HURON ST
THORNTON, CO 80260
Adams County (303) 853-3500
CAMERON C JAMES LMSW
Social Worker (Clinical)
8931 HURON ST
THORNTON, CO 80260
Adams County (303) 853-3500
WHITNEY STAATS
Nurse Practitioner (Psychiatric/Mental Health)
8931 HURON ST
THORNTON, CO 80260
Adams County (303) 853-3500
STEFANIE TURK
Counselor (Mental Health)
8931 HURON ST
THORNTON, CO 80260
Adams County (303) 853-3500
HAYDN ABBOTT BS, RN
Registered Nurse
8931 HURON ST
THORNTON, CO 80260
Adams County (303) 853-3500
ERICA LEE LEONE MSW, LSW
Social Worker
8931 HURON ST
THORNTON, CO 80260
Adams County (303) 853-3612
TARA LYNN HEFTY
Counselor (Mental Health)
8931 HURON ST
THORNTON, CO 80260
Adams County (303) 853-3500
ANNE HADAWAY
Counselor (Mental Health)
8931 HURON ST
THORNTON, CO 80260
Adams County (303) 853-3540

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 Aspen Mares-toledo's NPI number?

The NPI number for Aspen Mares-toledo is 1801365044. It was assigned to this individual provider in the NPPES registry on November 16, 2018.

Where is Aspen Mares-toledo located?

Aspen Mares-toledo practices at 8931 Huron St, Thornton, CO 80260. The listed phone number is (303) 853-3500.

What is Aspen Mares-toledo's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

Is Aspen Mares-toledo enrolled in Medicare?

Yes. Aspen Mares-toledo is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Aspen Mares-toledo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Aspen Mares-toledo reassigns Medicare benefits to 2 organizations: Community Reach Center, Inc (Thornton, CO) and Denver Health And Hospital Authority (Denver, CO). Each 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 Aspen Mares-toledo'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 Aspen Mares-toledo was last updated on September 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 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.