NEVADA BEHAVIORAL HEALTH SYSTEMS
NPI 1699158600
Community/Behavioral Health in Las Vegas, NV
About Nevada Behavioral Health Systems NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NEVADA BEHAVIORAL HEALTH SYSTEMS (NPI 1699158600) is a healthcare organization registered as a community/behavioral health in Las Vegas, Nevada and active in the NPI registry since July 2015. The organization lists Abby Grossa, Cfo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Accepted 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)
Nevada Behavioral Health Systems is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
34Medicare enrollment records show 34 clinicians reassign Medicare billing to Nevada Behavioral Health Systems, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 27 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 6
Nearest to this location (20)
See all 34Source: 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 Fundamental Behavioral Services LLC's NPI number?
The NPI number for Fundamental Behavioral Services LLC is 1699158600. It was assigned to this organization in the NPPES registry on July 8, 2015. The provider is doing business as Nevada Behavioral Health Systems.
Where is Fundamental Behavioral Services LLC located?
Fundamental Behavioral Services LLC is located at 3035 S. Maryland Parkway Suite 110, Las Vegas, NV 89109. The listed phone number is (702) 978-8100.
What is Fundamental Behavioral Services LLC's specialty?
The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.
Is Fundamental Behavioral Services LLC enrolled in Medicare?
Yes. Fundamental Behavioral Services LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Fundamental Behavioral Services LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 34 clinicians in 6 Medicare specialties reassign their Medicare billing to Fundamental Behavioral Services 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. The largest specialties are Clinical Social Worker (17), Marriage and Family Therapist (6) and Mental Health Counselor (6). Of these, 4 practice at this address and 27 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Fundamental Behavioral Services LLC accept?
Health plans from Molina Healthcare list Fundamental Behavioral Services 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 Fundamental Behavioral Services LLC was last updated on March 13, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Nevada Behavioral Health Systems · NPI 1699158600
Community/Behavioral Health organization in Las Vegas, Nevada. Organization record, active in the CMS NPPES registry since July 8, 2015.
## Identity
- **NPI:** 1699158600 (Entity type: Organization)
- **Enumerated:** July 8, 2015
- **Primary specialty:** Community/Behavioral Health · taxonomy 251S00000X
- **Legal business name:** Fundamental Behavioral Services Llc
- **Organization subpart:** No
- **Authorized official:** Abby Grossa, CFO
## Practice location
- **Address:** 3035 S. MARYLAND PARKWAY, SUITE 110, Las Vegas, NV 89109
- **Phone:** (702) 978-8100 · **Fax:** (702) 857-8801
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 34 clinicians in 6 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Clinical Social Worker (17), Marriage and Family Therapist (6), Mental Health Counselor (6); 4 practice at this address and 27 within 10 miles; [full list](https://npiprofile.com/npi/1699158600/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 13, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1699158600) · Data from the CMS NPPES public registry.