ALEKSANDER A ISAZADE M.D.
NPI 1962438473
Family Medicine in Vallejo, CA
About Aleksander A Isazade M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEKSANDER A ISAZADE M.D. (NPI 1962438473) is an individual family medicine provider in Vallejo, California, licensed in California (A84738) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Aleksander A Isazade M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Aleksander Isazade 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94589 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
VALLEJO, CA 94589
VALLEJO, CA 94589
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 Aleksander Isazade's NPI number?
The NPI number for Aleksander Isazade is 1962438473. It was assigned to this individual provider in the NPPES registry on June 25, 2006.
Where is Aleksander Isazade located?
Aleksander Isazade practices at 975 Sereno Dr, Vallejo, CA 94589. The listed phone number is (707) 651-1025.
What is Aleksander Isazade's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Aleksander Isazade enrolled in Medicare?
Yes. Aleksander Isazade is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Aleksander Isazade's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aleksander Isazade 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 Aleksander Isazade'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 Aleksander Isazade was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.