MACKENSIE ARMSTRONG YORE
NPI 1164958211
Emergency Medicine in Los Angeles, CA
About Mackensie Armstrong Yore NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MACKENSIE ARMSTRONG YORE (NPI 1164958211) is an individual emergency medicine provider in Los Angeles, California, licensed in California (A159688) and active in the NPI registry since May 2017. She is enrolled in Medicare PECOS and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mackensie Armstrong Yore is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Mackensie Yore 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 90095
- Reassigned Medicare billing, California enrollment
- 135 clinicians in this Medicare group
Los Angeles, CA 90015
- Reassigned Medicare billing, California enrollment
- 169 clinicians in this Medicare group
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 100 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 4
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 90095 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.
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 Mackensie Yore's NPI number?
The NPI number for Mackensie Yore is 1164958211. It was assigned to this individual provider in the NPPES registry on May 11, 2017.
Where is Mackensie Yore located?
Mackensie Yore practices at 757 Westwood Plz Ste 1517, Los Angeles, CA 90095. The listed phone number is (310) 825-9111.
What is Mackensie Yore's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Mackensie Yore enrolled in Medicare?
Yes. Mackensie Yore is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mackensie Yore's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mackensie Yore reassigns Medicare benefits to 3 organizations: Regents Of The Univ Of Ca Emer Med (Los Angeles, CA), Golden State Emergency Physicians Inc (Los Angeles, CA) and Victory Emergency Physicians Medical Group Inc (Los Angeles, 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 Mackensie Yore'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 Mackensie Yore was last updated on July 1, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Mackensie Armstrong Yore · NPI 1164958211
Emergency Medicine physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since May 11, 2017.
## Identity
- **NPI:** 1164958211 (Entity type: Individual)
- **Enumerated:** May 11, 2017
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A159688 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 757 WESTWOOD PLZ STE 1517, Los Angeles, CA 90095-1003
- **Phone:** (310) 825-9111
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Regents Of The Univ Of Ca Emer Med (NPI 1104889138, Los Angeles, CA); Golden State Emergency Physicians Inc (NPI 1770886558, Los Angeles, CA); Victory Emergency Physicians Medical Group Inc (NPI 1932402716, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 1, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1164958211) · Data from the CMS NPPES public registry.