ALEXANDER NEMIROVSKY MD
NPI 1568410520
Anesthesiology in West Hills, CA
About Alexander Nemirovsky Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDER NEMIROVSKY MD (NPI 1568410520) is an individual anesthesiology provider in West Hills, California, licensed in California (A76455) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1980).
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 and accepts Medicare assignment
Alexander Nemirovsky 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 Reassignments
7Medicare enrollment records show Alexander Nemirovsky reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
West Hills, CA 91307
- Reassigned Medicare billing, California enrollment
- 52 clinicians in this Medicare group
West Hills, CA 91307
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1205566544 (California), NPI 1689200305 (California), NPI 1366041469 (California)
- 52 clinicians in this Medicare group
Chatsworth, CA 91311
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1780877613 (California)
- 1,939 clinicians in this Medicare group
Los Angeles, CA 90095
- Reassigned Medicare billing, California enrollment
- 295 clinicians in this Medicare group
Lakeport, CA 95453
- Reassigned Medicare billing, California enrollment
- 19 clinicians in this Medicare group
Richardson, TX 75082
- Reassigned Medicare billing, North Carolina enrollment
- 493 clinicians in this Medicare group
Morganton, NC 28655
- Reassigned Medicare billing, North Carolina enrollment
- 116 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.
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.
WEST HILLS, CA 91307
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 Alexander Nemirovsky's NPI number?
The NPI number for Alexander Nemirovsky is 1568410520. It was assigned to this individual provider in the NPPES registry on May 4, 2006.
Where is Alexander Nemirovsky located?
Alexander Nemirovsky practices at 7300 Medical Center Dr, West Hills, CA 91307. The listed phone number is (818) 676-4000.
What is Alexander Nemirovsky's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Alexander Nemirovsky enrolled in Medicare?
Yes. Alexander Nemirovsky 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 organizations bill Medicare for Alexander Nemirovsky's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Nemirovsky reassigns Medicare benefits to 7 organizations: West Hills Anesthesia And Perioperative Physicians (West Hills, CA), The Regents Of The University Of California (West Hills, CA), County Of Los Angeles (Chatsworth, CA), Regents Of The University Of California (Los Angeles, CA), Progressive Anesthesia Consultants Of California (Lakeport, CA) and 2 more organizations, listed in the Medicare section above. 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 Alexander Nemirovsky'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 Alexander Nemirovsky was last updated on November 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.
# Alexander Nemirovsky, MD · NPI 1568410520
Anesthesiology physician in West Hills, California. Individual provider, active in the CMS NPPES registry since May 4, 2006.
## Identity
- **NPI:** 1568410520 (Entity type: Individual)
- **Enumerated:** May 4, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A76455 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 7300 MEDICAL CENTER DR, West Hills, CA 91307-1902
- **Phone:** (818) 676-4000
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): West Hills Anesthesia And Perioperative Physicians (NPI 1881061802, West Hills, CA); The Regents Of The University Of California (NPI 1215381843, West Hills, CA); County Of Los Angeles (NPI 1306334222, Chatsworth, CA); Regents Of The University Of California (NPI 1326096165, Los Angeles, CA); Progressive Anesthesia Consultants Of California (NPI 1558925610, Lakeport, CA); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1980
## Record status
- **NPPES last updated:** November 20, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1568410520) · Data from the CMS NPPES public registry.