GHASSAN AL-JAZAYRLY M.D.
NPI 1679590566
Internal Medicine - Hematology & Oncology in Los Angeles, CA
About Ghassan Al-jazayrly M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GHASSAN AL-JAZAYRLY M.D. (NPI 1679590566) is an individual hematology & oncology provider in Los Angeles, California, licensed in California (A52470) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1985).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ghassan Al-jazayrly M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Ghassan Al-jazayrly reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90027
- Reassigned Medicare billing, California enrollment
- 2 clinicians in this Medicare group
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 88 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.
Areas of Expertise CMS Part B claims 8
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90027 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES
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 Ghassan Al-jazayrly's NPI number?
The NPI number for Ghassan Al-jazayrly is 1679590566. It was assigned to this individual provider in the NPPES registry on July 16, 2006.
Where is Ghassan Al-jazayrly located?
Ghassan Al-jazayrly practices at 1300 N Vermont Ave # 606, Los Angeles, CA 90027. The listed phone number is (323) 660-6200.
What is Ghassan Al-jazayrly's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Ghassan Al-jazayrly enrolled in Medicare?
Yes. Ghassan Al-jazayrly is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ghassan Al-jazayrly's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ghassan Al-jazayrly reassigns Medicare benefits to 2 organizations: Ghassan Al-Jazayrly, MD, Inc (Los Angeles, CA) and Complete Care Community Health Center, Inc (Los Angeles, CA). Each 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 Ghassan Al-jazayrly'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 Ghassan Al-jazayrly was last updated on July 9, 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.