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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.

DESERT GRIT MENTAL HEALTH LLC
NPI 1912501883
Marriage & Family Therapist in Las Vegas, NV

Active since November 23, 2020
187 E WARM SPRINGS RD STE B157, LAS VEGAS, NV 89119(702) 899-1950(725) 999-1013 Get Directions Write a Review

NPPES record last updated: September 23, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 23, 2026, May 13, 2025, May 6, 2025 and 2 more (5 updates tracked since 2020).

About Desert Grit Mental Health Llc NPPES

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

DESERT GRIT MENTAL HEALTH LLC (NPI 1912501883) is a healthcare organization registered as a marriage & family therapist in Las Vegas, Nevada and active in the NPI registry since November 2020. The organization maintains a secondary practice location in Victorville and lists Lindsey Kathleen Dunnagan, Owner / Operator, as its authorized official.

NPPES Registry Identity

NPI1912501883
Entity TypeOrganization
Primary Taxonomy106H00000X
Legal Business NameDESERT GRIT MENTAL HEALTH LLC
Location Address187 E WARM SPRINGS RD STE B157Las Vegas, NV 89119-4110
Mailing Address187 E Warm Springs Rd Ste B157Las Vegas, NV 89119-4110 · (702) 899-1950 · Fax (725) 999-1013
Phone(702) 899-1950
Fax(725) 999-1013
Organization SubpartNo
Authorized OfficialLindsey Kathleen DunnaganOwner / Operator · (702) 899-1950
Enumeration DateNovember 23, 2020
Last NPPES UpdateSeptember 23, 20265 updates tracked since enumeration
NPPES CertifiedSeptember 23, 2026
✔ NPI 1912501883 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
Definition
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X
Also ListedCounselor · ProfessionalTaxonomy 101YP2500X
187 E WARM SPRINGS RD STE B157, Las Vegas, NV 89119
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Secondary Practice Location 1

Location 113782 Bear Valley Rd Ste D3-296Victorville, CA 92392-8318 · Phone (702) 899-1950 · Fax (725) 999-1013

Other Identifiers 1

Other1760901383Npi -individual

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter Health.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)

Desert Grit Mental Health Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Desert Grit Mental Health LLC, which bills Medicare for the services they deliver. They are listed nearest first.

Clinicians, nearest first (2)

Sarah Knadler, LCSW
Clinical Social Worker
NPI 1346769981
11837 NAVAJO RD
Apple Valley, CA 92308
(760) 247-7206
✔ PECOS159 mi
Unesia Gay
Clinical Social Worker
NPI 1063096816
16501 WALNUT ST STE 12
Hesperia, CA 92345
(760) 508-4571
✔ PECOS✔ Accepts Medicare165 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 Desert Grit Mental Health LLC's NPI number?

The NPI number for Desert Grit Mental Health LLC is 1912501883. It was assigned to this organization in the NPPES registry on November 23, 2020.

Where is Desert Grit Mental Health LLC located?

Desert Grit Mental Health LLC is located at 187 E Warm Springs Rd Ste B157, Las Vegas, NV 89119. The listed phone number is (702) 899-1950.

What is Desert Grit Mental Health LLC's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

Is Desert Grit Mental Health LLC enrolled in Medicare?

Yes. Desert Grit Mental Health LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Desert Grit Mental Health LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Clinical Social Worker, reassign their Medicare billing to Desert Grit Mental Health LLC. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Desert Grit Mental Health LLC accept?

Health plans from Ambetter Health and Ambetter from Arizona Complete Health list Desert Grit Mental Health 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 Desert Grit Mental Health LLC was last updated on September 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 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.