DR. MABEL ROMERO M.D.
NPI 1023199254
Anesthesiology in Los Angeles, CA
About Dr. Mabel Romero M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MABEL ROMERO M.D. (NPI 1023199254) is an individual anesthesiology provider in Los Angeles, California, licensed in California (A82749) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.
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)
Dr. Mabel Romero M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Mabel Romero 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
- Medicare enrollment name: Childrens Hospital Los Angeles Medical Group Inc
- 1,281 clinicians in this Medicare group
Santa Barbara, CA 93111
- Reassigned Medicare billing, California enrollment
- 22 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
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.
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.
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 Mabel Romero's NPI number?
The NPI number for Mabel Romero is 1023199254. It was assigned to this individual provider in the NPPES registry on October 17, 2006.
Where is Mabel Romero located?
Mabel Romero practices at 4650 W Sunset Blvd, Los Angeles, CA 90027. The listed phone number is (323) 669-2262.
What is Mabel Romero's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Mabel Romero enrolled in Medicare?
Yes. Mabel Romero is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mabel Romero's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mabel Romero reassigns Medicare benefits to 2 organizations: Children's Hospital Los Angeles Medical Group, Inc. (Los Angeles, CA) and Anesthesia Associates Medical Group, Inc. (Santa Barbara, 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 Mabel Romero'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 Mabel Romero was last updated on May 21, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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. Mabel Romero, M.D. · NPI 1023199254
Anesthesiology physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since October 17, 2006.
## Identity
- **NPI:** 1023199254 (Entity type: Individual)
- **Enumerated:** October 17, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A82749 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4650 W SUNSET BLVD, Los Angeles, CA 90027-6062
- **Phone:** (323) 669-2262 · **Fax:** (323) 660-8983
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Children's Hospital Los Angeles Medical Group, Inc. (NPI 1265530653, Los Angeles, CA); Anesthesia Associates Medical Group, Inc. (NPI 1457444069, Santa Barbara, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 21, 2008
- **Other identifiers:** Medicare PIN WA82749C (CA); Medicaid 00A827490 (CA); Medicare PIN W296B (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1023199254) · Data from the CMS NPPES public registry.