MARIAH ANNE HANSEN PSYD
NPI 1285769885
Psychologist in Santa Rosa, CA
About Mariah Anne Hansen Psyd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIAH ANNE HANSEN PSYD (NPI 1285769885) is an individual psychologist in Santa Rosa, California, licensed in California (PSY22111) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mariah Anne Hansen Psyd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Mariah Hansen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Vallejo, CA 94589
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SANTA ROSA, CA 95404
SANTA ROSA, CA 95404
SANTA ROSA, CA 95404
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 Mariah Hansen's NPI number?
The NPI number for Mariah Hansen is 1285769885. It was assigned to this individual provider in the NPPES registry on February 22, 2007.
Where is Mariah Hansen located?
Mariah Hansen practices at 3324 Chanate Rd, Santa Rosa, CA 95404. The listed phone number is (707) 576-4107.
What is Mariah Hansen's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Mariah Hansen enrolled in Medicare?
Yes. Mariah Hansen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Mariah Hansen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mariah Hansen reassigns Medicare benefits to Permanente Medical Group Inc (Vallejo, CA). The 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 Mariah Hansen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Mariah Hansen was last updated on February 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.