AVRAHAM WEISSMAN MD
NPI 1336128669
Anesthesiology in Northridge, CA
About Avraham Weissman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AVRAHAM WEISSMAN MD (NPI 1336128669) is an individual anesthesiology provider in Northridge, California, licensed in California (A50780) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1989).
NPPES Registry Identity
Specialties & Licenses
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 and accepts Medicare assignment
Avraham Weissman Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Avraham Weissman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90095
- Reassigned Medicare billing, California enrollment
- 295 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
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 Avraham Weissman's NPI number?
The NPI number for Avraham Weissman is 1336128669. It was assigned to this individual provider in the NPPES registry on January 13, 2006.
Where is Avraham Weissman located?
Avraham Weissman practices at 18300 Roscoe Blvd, Northridge, CA 91325. The listed phone number is (818) 885-8500.
What is Avraham Weissman's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Avraham Weissman enrolled in Medicare?
Yes. Avraham Weissman is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Avraham Weissman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Avraham Weissman reassigns Medicare benefits to Regents Of The University Of California (Los Angeles, 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 Avraham Weissman'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 Avraham Weissman was last updated on October 20, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Avraham Weissman, MD · NPI 1336128669
Anesthesiology physician in Northridge, California. Individual provider, active in the CMS NPPES registry since January 13, 2006.
## Identity
- **NPI:** 1336128669 (Entity type: Individual)
- **Enumerated:** January 13, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A50780 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 18300 ROSCOE BLVD, Northridge, CA 91325-4105
- **Phone:** (818) 885-8500
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Regents Of The University Of California (NPI 1326096165, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1989
## Record status
- **NPPES last updated:** October 20, 2009
- **Other identifiers:** Medicare PIN CH055A (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1336128669) · Data from the CMS NPPES public registry.