DR. MIRIAM ABAUNZA M.D.
NPI 1538470778
Surgery in Los Angeles, CA
About Dr. Miriam Abaunza M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MIRIAM ABAUNZA M.D. (NPI 1538470778) is an individual surgery provider in Los Angeles, California, licensed in California (A161267) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS and is a graduate of University Of California, Davis School Of Medicine (2010).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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. Miriam Abaunza M.d. 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
3Medicare enrollment records show Miriam Abaunza reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90025
- Reassigned Medicare billing, California enrollment
- 51 clinicians in this Medicare group
Glendale, CA 91214
- Reassigned Medicare billing, California enrollment
- 34 clinicians in this Medicare group
Sacramento, CA 95816
- Reassigned Medicare billing, California enrollment
- 37 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 3
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 90025 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
Reported Quality Measures
Other Providers at the Same Location NPPES 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOS ANGELES, CA 90025
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 Miriam Abaunza's NPI number?
The NPI number for Miriam Abaunza is 1538470778. It was assigned to this individual provider in the NPPES registry on June 22, 2010.
Where is Miriam Abaunza located?
Miriam Abaunza practices at 12021 Wilshire Blvd # 745, Los Angeles, CA 90025. The listed phone number is (909) 267-5900.
What is Miriam Abaunza's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Miriam Abaunza enrolled in Medicare?
Yes. Miriam Abaunza 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 Miriam Abaunza's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Miriam Abaunza reassigns Medicare benefits to 3 organizations: Skilled Facility Health Care Solutions Inc (Los Angeles, CA), Skilled Physicians Group (Glendale, CA) and Skilled Biologics, Inc. (Sacramento, 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 Miriam Abaunza's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Miriam Abaunza accept?
Health plans from UnitedHealthcare list Miriam Abaunza as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Miriam Abaunza was last updated on July 25, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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. Miriam Abaunza, M.D. · NPI 1538470778
Surgery physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since June 22, 2010.
## Identity
- **NPI:** 1538470778 (Entity type: Individual)
- **Enumerated:** June 22, 2010
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** A161267 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 12021 WILSHIRE BLVD # 745, Los Angeles, CA 90025-1206
- **Phone:** (909) 267-5900
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Skilled Facility Health Care Solutions Inc (NPI 1073763462, Los Angeles, CA); Skilled Physicians Group (NPI 1902444623, Glendale, CA); Skilled Biologics, Inc. (NPI 1376386763, Sacramento, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, Davis School Of Medicine, class of 2010
## Record status
- **NPPES last updated:** July 25, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1538470778) · Data from the CMS NPPES public registry.