Registry data as of Aug 27, 2026

4th Second in Vallejo, CA

This organization bills under NPI 1992419709, an organization record issued on Jan 6, 2023 with the primary taxonomy Case Manager/Care Coordinator. Each clinician who works there has their own NPI and license.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Organization recordNPPES, Aug 2026
1992419709
Legal name
4th Second
Entity
Type 2 · organization
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
929 AMADOR ST, Vallejo, CA 94590
Phone
707-335-0300
Enumerated
Jan 6, 2023
Record updated
Jan 6, 2023
Authorized official
Director Of Community Health (title as filed)
Public record from the NPPES NPI Registry (open it on CMS). An NPI identifies who bills; it is not a facility license.

Checking an organization

  1. Confirm the business with the California secretary of state.
  2. Check the HHS-OIG exclusion list for the organization.
  3. Verify each clinician on their own record and the state license search.

All taxonomies on this record

  • 171M00000X Case Manager/Care Coordinator
  • 251X00000X Supports Brokerage Agency
  • 261QR0405X Substance Use Disorder Rehabilitation Clinic/Center
  • 385H00000X Respite Care

Common questions

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.