ANN MITCHELL CRNA, MSN
NPI 1992180699
Nurse Anesthetist, Certified Registered in Orange, CA
About Ann Mitchell Crna, Msn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANN MITCHELL CRNA, MSN (NPI 1992180699) is an individual nurse anesthetist, certified registered in Orange, California, licensed in California (95000332) and active in the NPI registry since July 2015. She maintains a secondary practice location in San Francisco.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ann Mitchell Crna, Msn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Ann Mitchell reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 420 clinicians in this Medicare group
Glendora, CA 91740
- Reassigned Medicare billing, California enrollment
- 43 clinicians in this Medicare group
Torrance, CA 90505
- Reassigned Medicare billing, California enrollment
- 51 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.
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.
ORANGE, CA 92868
ORANGE, CA 92868
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 Ann Mitchell's NPI number?
The NPI number for Ann Mitchell is 1992180699. It was assigned to this individual provider in the NPPES registry on July 23, 2015.
Where is Ann Mitchell located?
Ann Mitchell practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 880-7812.
What is Ann Mitchell's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Ann Mitchell enrolled in Medicare?
Yes. Ann Mitchell is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ann Mitchell's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ann Mitchell reassigns Medicare benefits to 3 organizations: Regents Of The University Of (Orange, CA), Glendora Anesthesia Associates LP (Glendora, CA) and Amsurg South Bay Anesthesia LP (Torrance, 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 Ann Mitchell'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 Ann Mitchell was last updated on March 14, 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.
# Ann Mitchell, CRNA, MSN · NPI 1992180699
Nurse Anesthetist, Certified Registered physician in Orange, California. Individual provider, active in the CMS NPPES registry since July 23, 2015.
## Identity
- **NPI:** 1992180699 (Entity type: Individual)
- **Enumerated:** July 23, 2015
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 95000332 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 THE CITY DR S, Orange, CA 92868-3201
- **Phone:** (714) 880-7812
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Regents Of The University Of (NPI 1487602546, Orange, CA); Glendora Anesthesia Associates LP (NPI 1750748331, Glendora, CA); Amsurg South Bay Anesthesia LP (NPI 1811230022, Torrance, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 14, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1992180699) · Data from the CMS NPPES public registry.