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ASCEND MENTAL HEALTH CENTER
NPI 1811514870
Psychiatry & Neurology - Psychiatry in Idaho Falls, ID

Active since June 25, 2020
2001 S WOODRUFF AVE STE 9, IDAHO FALLS, ID 83404(208) 419-3002(208) 656-5652 Get Directions Write a Review

NPPES record last updated: February 10, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 10, 2023, Oct 24, 2022, Jun 25, 2020 (3 updates tracked since 2020).

About Ascend Mental Health Center NPPES

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

ASCEND MENTAL HEALTH CENTER (NPI 1811514870) is a healthcare organization registered as a psychiatry in Idaho Falls, Idaho and active in the NPI registry since June 2020. The organization maintains a secondary practice location in Rexburg and lists Matthew F Larsen, Medical Director, as its authorized official.

NPPES Registry Identity

NPI1811514870
Entity TypeOrganization
Primary Taxonomy2084P0800X
Legal Business NameASCEND LLC
Location Address2001 S WOODRUFF AVE STE 9Idaho Falls, ID 83404-6371
Mailing Address2001 S Woodruff Ave Ste 9Idaho Falls, ID 83404-6371 · (208) 419-3002 · Fax (208) 656-5652
Phone(208) 419-3002
Fax(208) 656-5652
Organization SubpartNo
Authorized OfficialMatthew F LarsenMedical Director · (208) 419-3002
Enumeration DateJune 25, 2020
Last NPPES UpdateFebruary 10, 20233 updates tracked since enumeration
NPPES CertifiedFebruary 10, 2023
✔ NPI 1811514870 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
2001 S WOODRUFF AVE STE 9, Idaho Falls, ID 83404
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Other Names 1

Doing Business AsAscend Mental Health Center

Secondary Practice Location 1

Location 1242 E 7th N Ste 4Rexburg, ID 83440-3550 · Phone (208) 419-3002 · Fax (208) 656-5652

Other Identifiers 1

Medicaid20007264ID

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Moda Health Plan, Inc., Molina Healthcare, University of Utah Health Plans.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ascend Mental Health Center is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

5

Medicare enrollment records show 5 clinicians reassign Medicare billing to Ascend Mental Health Center, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians, nearest first (5)

Jamesen Birkel, MSN, APRN
Nurse Practitioner
NPI 1992327738
2001 S WOODRUFF AVE STE 9
Idaho Falls, ID 83404
(208) 419-3002
✔ PECOS✔ Accepts MedicareSame address
Rachel Butikofer, APRN-CNP
Nurse Practitioner
NPI 1518703073
2001 S WOODRUFF AVE STE 9
Idaho Falls, ID 83404
(208) 419-3002
✔ PECOS✔ Accepts MedicareSame address
Matthew Larsen, DO
Psychiatry
NPI 1831413681
2001 S WOODRUFF AVE STE 9
Idaho Falls, ID 83404
(208) 419-3002
✔ PECOS✔ Accepts MedicareSame address
Jared John, PSY
Clinical Psychologist
NPI 1164300778
2001 S WOODRUFF AVE STE 9
Idaho Falls, ID 83404
(208) 419-3002
✔ PECOS2.4 mi
Cady Williams, PHD
Clinical Psychologist
NPI 1699120394
242 E 7TH N STE 4
Rexburg, ID 83440
(208) 419-3002
✔ PECOS✔ Accepts Medicare27 mi

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

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 Ascend LLC's NPI number?

The NPI number for Ascend LLC is 1811514870. It was assigned to this organization in the NPPES registry on June 25, 2020. The provider is doing business as Ascend Mental Health Center.

Where is Ascend LLC located?

Ascend LLC is located at 2001 S Woodruff Ave Ste 9, Idaho Falls, ID 83404. The listed phone number is (208) 419-3002.

What is Ascend LLC's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Ascend LLC enrolled in Medicare?

Yes. Ascend LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Ascend LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians reassign their Medicare billing to Ascend LLC, in Clinical Psychologist, Nurse Practitioner and Psychiatry. A 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 the clinician's services. Of these, 3 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Ascend LLC accept?

Health plans from Moda Health Plan, Inc., Molina Healthcare and University of Utah Health Plans list Ascend LLC 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 Ascend LLC was last updated on February 10, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.