DR. MICHAEL CHRISTOPHER CHANGARIS PSY.D. LIC#:PSY24712
NPI 1013107135
Psychologist in Berkeley, CA
About Dr. Michael Christopher Changaris Psy.d. Lic#:psy24712 NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL CHRISTOPHER CHANGARIS PSY.D. LIC#:PSY24712 (NPI 1013107135) is an individual psychologist in Berkeley, California, licensed in California (PSY24712) and active in the NPI registry since July 2007. He 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)
Dr. Michael Christopher Changaris Psy.d. Lic#:psy24712 is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Michael Changaris reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Pablo, CA 94806
- Reassigned Medicare billing, California enrollment
- 530 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.
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 Michael Changaris's NPI number?
The NPI number for Michael Changaris is 1013107135. It was assigned to this individual provider in the NPPES registry on July 25, 2007.
Where is Michael Changaris located?
Michael Changaris practices at 771 San Luis Rd, Berkeley, CA 94707. The listed phone number is (510) 214-2559.
What is Michael Changaris's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Michael Changaris enrolled in Medicare?
Yes. Michael Changaris is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Michael Changaris's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Changaris reassigns Medicare benefits to Contra Costa County (San Pablo, 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 Michael Changaris'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 Michael Changaris was last updated on February 15, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.