MARK AUSTIN MD
NPI 1538699152
Anesthesiology in Murrieta, CA
About Mark Austin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK AUSTIN MD (NPI 1538699152) is an individual anesthesiology provider in Murrieta, California, licensed in California (A173011) and active in the NPI registry since June 2017. He is enrolled in Medicare PECOS and is a graduate of Wayne State University School Of Medicine (2017).
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
Mark Austin 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
4Medicare enrollment records show Mark Austin reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Temecula, CA 92590
- Reassigned Medicare billing, California enrollment
- 2,584 clinicians in this Medicare group
Riverside, CA 92506
- Reassigned Medicare billing, California enrollment
- 27 clinicians in this Medicare group
Corona, CA 92882
- Reassigned Medicare billing, California enrollment
- 70 clinicians in this Medicare group
Chino, CA 91710
- Reassigned Medicare billing, California enrollment
- 23 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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MURRIETA, CA 92562
MURRIETA, CA 92562
MURRIETA, CA 92562
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 Mark Austin's NPI number?
The NPI number for Mark Austin is 1538699152. It was assigned to this individual provider in the NPPES registry on June 15, 2017.
Where is Mark Austin located?
Mark Austin practices at 25495 Medical Center Dr Ste 102, Murrieta, CA 92562. The listed phone number is (951) 506-9536.
What is Mark Austin's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Mark Austin enrolled in Medicare?
Yes. Mark Austin 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 Mark Austin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Austin reassigns Medicare benefits to 4 organizations: Faculty Physicians And Surgeons Of Llusm (Temecula, CA), Riverside Anesthesia Partners Inc (Riverside, CA), Corona Anesthesia Group, Inc. (Corona, CA) and Pier Anesthesia Group, Inc. (Chino, 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 Mark Austin'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 Mark Austin was last updated on January 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Mark Austin, MD · NPI 1538699152
Anesthesiology physician in Murrieta, California. Individual provider, active in the CMS NPPES registry since June 15, 2017.
## Identity
- **NPI:** 1538699152 (Entity type: Individual)
- **Enumerated:** June 15, 2017
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A173011 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 25495 MEDICAL CENTER DR STE 102, Murrieta, CA 92562-4903
- **Phone:** (951) 506-9536 · **Fax:** (951) 693-4631
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Faculty Physicians And Surgeons Of Llusm (NPI 1952467755, Temecula, CA); Riverside Anesthesia Partners Inc (NPI 1700694262, Riverside, CA); Corona Anesthesia Group, Inc. (NPI 1558865840, Corona, CA); Pier Anesthesia Group, Inc. (NPI 1114420478, Chino, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Wayne State University School Of Medicine, class of 2017
## Record status
- **NPPES last updated:** January 27, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1538699152) · Data from the CMS NPPES public registry.