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MISS ALEXANDRA WARNER
NPI 1992112601
Counselor - Mental Health in Boulder, CO

Active since July 14, 2014PECOS Enrolled
1333 IRIS AVE, BOULDER, CO 80304(303) 443-8500 Get Directions Write a Review

NPPES record last updated: July 14, 2014. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Miss Alexandra Warner NPPES

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

MISS ALEXANDRA WARNER (NPI 1992112601) is an individual mental health provider in Boulder, Colorado and active in the NPI registry since July 2014. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1992112601
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameMISS ALEXANDRA WARNER
Location Address1333 IRIS AVEBoulder, CO 80304-2226
Mailing Address1333 Iris AveBoulder, CO 80304-2226 · (303) 443-8500
Phone(303) 443-8500
Sole ProprietorNo
Enumeration DateJuly 14, 2014
✔ NPI 1992112601 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
1333 IRIS AVE, Boulder, CO 80304
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Miss Alexandra Warner 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 Alexandra Warner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Mathers Clinic LLC
890 mi
Community/Behavioral Health
715 W JUDD ST
Woodstock, IL 60098
  • Reassigned Medicare billing, Illinois enrollment
  • 23 clinicians in this Medicare group
NPI 1316307259 (815) 444-9999

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.

CARLOS TRUJILLO
Counselor (Mental Health)
1333 IRIS AVE
BOULDER, CO 80304
Boulder County (303) 413-6212
GUILHERME ZAVASCHI
Counselor (Mental Health)
1333 IRIS AVE
BOULDER, CO 80304
Boulder County (303) 443-8500
MS. REGINA CANNON REGISTERED PSYCHOTHE
Counselor (Mental Health)
1333 IRIS AVE
BOULDER, CO 80304
Boulder County (303) 443-8500
AMANDA FIELDER
Counselor (Mental Health)
1333 IRIS AVE
BOULDER, CO 80304
Boulder County (303) 443-8500
CLARISSA MONET DUBOSE
Social Worker
1333 IRIS AVE
BOULDER, CO 80304
Boulder County (303) 443-8500
BLAKE EDMOND
Counselor (Mental Health)
1333 IRIS AVE
BOULDER, CO 80304
Boulder County (303) 443-8500
DR. KRISTINA F HINDERT MD
Psychiatry & Neurology (Psychiatry)
1333 IRIS AVE
BOULDER, CO 80304
Boulder County (303) 443-8500
CHERLYN WAGER B.A.
Case Manager/Care Coordinator
1333 IRIS AVE
BOULDER, CO 80304
Boulder County (303) 441-0592

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 Alexandra Warner's NPI number?

The NPI number for Alexandra Warner is 1992112601. It was assigned to this individual provider in the NPPES registry on July 14, 2014.

Where is Alexandra Warner located?

Alexandra Warner practices at 1333 Iris Ave, Boulder, CO 80304. The listed phone number is (303) 443-8500.

What is Alexandra Warner's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Alexandra Warner enrolled in Medicare?

Yes. Alexandra Warner is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Alexandra Warner's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexandra Warner reassigns Medicare benefits to The Mathers Clinic LLC (Woodstock, IL). 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 Alexandra Warner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alexandra Warner accept?

Health plans from UnitedHealthcare list Alexandra Warner as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Alexandra Warner was last updated on July 14, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.