MENTIS
NPI 1669651303
Community/Behavioral Health in Napa, CA
About Mentis NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MENTIS (NPI 1669651303) is a healthcare organization registered as a community/behavioral health in Napa, California and active in the NPI registry since October 2007. The organization maintains a secondary practice location in Napa and lists Rob Weiss, Executive Director, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mentis is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
2Medicare enrollment records show 2 clinicians reassign Medicare billing to Mentis, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.
Clinicians, nearest first (2)
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 Mentis's NPI number?
The NPI number for Mentis is 1669651303. It was assigned to this organization in the NPPES registry on October 30, 2007.
Where is Mentis located?
Mentis is located at 1272 Hayes St, Napa, CA 94559. The listed phone number is (707) 255-0966.
What is Mentis's specialty?
The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.
Is Mentis enrolled in Medicare?
Yes. Mentis is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Mentis?
According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Mentis, in Clinical Social Worker and Marriage and Family Therapist. 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, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Mentis was last updated on September 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 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.
# Mentis · NPI 1669651303
Community/Behavioral Health organization in Napa, California. Organization record, active in the CMS NPPES registry since October 30, 2007.
## Identity
- **NPI:** 1669651303 (Entity type: Organization)
- **Enumerated:** October 30, 2007
- **Primary specialty:** Community/Behavioral Health · taxonomy 251S00000X
- **Organization subpart:** No
- **Authorized official:** Rob Weiss, EXECUTIVE DIRECTOR
## Practice location
- **Address:** 1272 HAYES ST, Napa, CA 94559-1711
- **Phone:** (707) 255-0966 · **Fax:** (707) 710-9511
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 2 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Clinical Social Worker (1), Marriage and Family Therapist (1); 2 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 24, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1669651303) · Data from the CMS NPPES public registry.