WARREN YAZOO MENTAL HEALTH SERVICE
NPI 1023002920
Clinic/Center - Mental Health (Including Community Mental Health Center) in Vicksburg, MS
About Warren Yazoo Mental Health Service NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WARREN YAZOO MENTAL HEALTH SERVICE (NPI 1023002920), doing business as Warren Yazoo Mental Health Service, Inc, is a healthcare organization registered as a mental health (including community mental health center) in Vicksburg, Mississippi and active in the NPI registry since September 2005. The organization holds a CLIA Waiver certificate valid through August 28, 2028 and lists Rick Vessell, Chief Financial Officer, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 3
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)
Warren Yazoo Mental Health Service is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
12Medicare enrollment records show 12 clinicians reassign Medicare billing to Warren Yazoo Mental Health Service, which bills Medicare for the services they deliver. Of these, 3 practice within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 3
Clinicians, nearest first (12)
Flowood, MS 39232
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 25D2046239
Warren Yazoo Mental Health Service · Vicksburg, MSFrequently 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 Warren Yazoo Mental Health Service's NPI number?
The NPI number for Warren Yazoo Mental Health Service is 1023002920. It was assigned to this organization in the NPPES registry on September 7, 2005. The provider was formerly known as Warren Yazoo Mental Health Service, Inc.
Where is Warren Yazoo Mental Health Service located?
Warren Yazoo Mental Health Service is located at 3444 Wisconsin Ave, Vicksburg, MS 39180. The listed phone number is (601) 638-0031.
What is Warren Yazoo Mental Health Service's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.
Is Warren Yazoo Mental Health Service enrolled in Medicare?
Yes. Warren Yazoo Mental Health Service is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Warren Yazoo Mental Health Service?
According to the CMS Revalidation Reassignment List (October 2026 release), 12 clinicians in 3 Medicare specialties reassign their Medicare billing to Warren Yazoo Mental Health Service. 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 Nurse Practitioner (8), Psychiatry (3) and Neuropsychiatry (1). Of these, 3 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Warren Yazoo Mental Health Service hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 25D2046239) is associated with this NPI, valid through August 28, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does Warren Yazoo Mental Health Service accept?
Health plans from Molina Healthcare list Warren Yazoo Mental Health Service 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 Warren Yazoo Mental Health Service was last updated on February 6, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Warren Yazoo Mental Health Service · NPI 1023002920
Mental Health (Including Community Mental Health Center) organization in Vicksburg, Mississippi. Organization record, active in the CMS NPPES registry since September 7, 2005.
## Identity
- **NPI:** 1023002920 (Entity type: Organization)
- **Enumerated:** September 7, 2005
- **Primary specialty:** Clinic/Center - Mental Health (Including Community Mental Health Center) · taxonomy 261QM0801X
- **Organization subpart:** No
- **Authorized official:** Rick Vessell, CHIEF FINANCIAL OFFICER
## Practice location
- **Address:** 3444 WISCONSIN AVE, Vicksburg, MS 39180-5331
- **Phone:** (601) 638-0031 · **Fax:** (601) 634-0234
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 12 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (8), Psychiatry (3), Neuropsychiatry (1); 3 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 6, 2017
- **Other identifiers:** Medicaid 00018215 (MS); Medicaid 00770336 (MS); Medicare ID-Type Unspecified 254607 (MS)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1023002920) · Data from the CMS NPPES public registry.