DR. REBECCA DONOVAN MARGOLIS DO
NPI 1023338696
Anesthesiology - Pediatric Anesthesiology in Los Angeles, CA
About Dr. Rebecca Donovan Margolis Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. REBECCA DONOVAN MARGOLIS DO (NPI 1023338696) is an individual pediatric anesthesiology provider in Los Angeles, California, licensed in California (20A13269) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS and is a graduate of Philadelphia College Of Osteopathic Medicine (2010).
NPPES Registry Identity
Specialties & Licenses 2
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
Dr. Rebecca Donovan Margolis Do 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 Rebecca Margolis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90027
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Childrens Hospital Los Angeles Medical Group Inc
- 1,281 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 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.
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.
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
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 Rebecca Margolis's NPI number?
The NPI number for Rebecca Margolis is 1023338696. It was assigned to this individual provider in the NPPES registry on June 7, 2010.
Where is Rebecca Margolis located?
Rebecca Margolis practices at 4650 W Sunset Blvd Anesthesiology Critical Care Medicine, Los Angeles, CA 90027. The listed phone number is (323) 361-2262.
What is Rebecca Margolis's specialty?
The primary specialty registered for this NPI is Anesthesiology, specializing in Pediatric Anesthesiology, with taxonomy code 207LP3000X.
Is Rebecca Margolis enrolled in Medicare?
Yes. Rebecca Margolis 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 Rebecca Margolis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rebecca Margolis reassigns Medicare benefits to Children's Hospital Los Angeles Medical Group, Inc. (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 Rebecca Margolis'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 Rebecca Margolis was last updated on April 15, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Dr. Rebecca Donovan Margolis, DO · NPI 1023338696
Pediatric Anesthesiology physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since June 7, 2010.
## Identity
- **NPI:** 1023338696 (Entity type: Individual)
- **Enumerated:** June 7, 2010
- **Primary specialty:** Anesthesiology - Pediatric Anesthesiology · taxonomy 207LP3000X
- **State license:** 20A13269 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4650 W SUNSET BLVD, ANESTHESIOLOGY CRITICAL CARE MEDICINE, Los Angeles, CA 90027-6062
- **Phone:** (323) 361-2262
## 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:** Children's Hospital Los Angeles Medical Group, Inc. (NPI 1265530653, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Philadelphia College Of Osteopathic Medicine, class of 2010
## Record status
- **NPPES last updated:** April 15, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1023338696) · Data from the CMS NPPES public registry.