MARIA PILAR C IVANOV MD
NPI 1700930468
Internal Medicine - Hematology & Oncology in San Jose, CA
About Maria Pilar C Ivanov Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIA PILAR C IVANOV MD (NPI 1700930468) is an individual hematology & oncology provider in San Jose, California, licensed in California (A51332) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Maria Pilar C Ivanov Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Maria Pilar Ivanov reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Santa Clara, CA 95051
- 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 95119 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.
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 Maria Pilar Ivanov's NPI number?
The NPI number for Maria Pilar Ivanov is 1700930468. It was assigned to this individual provider in the NPPES registry on January 22, 2007. The provider is also known as Maria Pilar S Ivanov M.D..
Where is Maria Pilar Ivanov located?
Maria Pilar Ivanov practices at 260 International Cir, San Jose, CA 95119. The listed phone number is (408) 972-7000.
What is Maria Pilar Ivanov's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Maria Pilar Ivanov enrolled in Medicare?
Yes. Maria Pilar Ivanov is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Maria Pilar Ivanov's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maria Pilar Ivanov reassigns Medicare benefits to Permanente Medical Group Inc (Santa Clara, 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 Maria Pilar Ivanov'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 Maria Pilar Ivanov was last updated on January 10, 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.