MRS. REBECCA DONYNE DARNELL CRNA, MSN
NPI 1255755443
Nurse Anesthetist, Certified Registered in Los Angeles, CA
About Mrs. Rebecca Donyne Darnell Crna, Msn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. REBECCA DONYNE DARNELL CRNA, MSN (NPI 1255755443) is an individual nurse anesthetist, certified registered in Los Angeles, California, licensed in California (95000049) and active in the NPI registry since February 2014. She is a graduate of Other (2013).
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
Mrs. Rebecca Donyne Darnell Crna, Msn 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 Rebecca Darnell reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Pasadena, CA 91105
- Reassigned Medicare billing, California enrollment
- 214 clinicians in this Medicare group
Pasadena, CA 91105
- Reassigned Medicare billing, California enrollment
- 31 clinicians in this Medicare group
Beverly Hills, CA 90211
- Reassigned Medicare billing, California enrollment
- 34 clinicians in this Medicare group
Glendora, CA 91740
- Reassigned Medicare billing, California enrollment
- 43 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 90033 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.
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
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 Rebecca Darnell's NPI number?
The NPI number for Rebecca Darnell is 1255755443. It was assigned to this individual provider in the NPPES registry on February 10, 2014.
Where is Rebecca Darnell located?
Rebecca Darnell practices at 1200 N State St, Los Angeles, CA 90033. The listed phone number is (323) 409-6225.
What is Rebecca Darnell's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Rebecca Darnell enrolled in Medicare?
Yes. Rebecca Darnell 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 Rebecca Darnell's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rebecca Darnell reassigns Medicare benefits to 4 organizations: Pacific Valley Medical Group (Pasadena, CA), Foothill Anesthesia, Inc (Pasadena, CA), Axiom Anesthesia A Professional Nursing Corporation (Beverly Hills, CA) and Glendora Anesthesia Associates LP (Glendora, 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 Rebecca Darnell'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 Rebecca Darnell was last updated on March 24, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Mrs. Rebecca Donyne Darnell, CRNA, MSN · NPI 1255755443
Nurse Anesthetist, Certified Registered physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since February 10, 2014.
## Identity
- **NPI:** 1255755443 (Entity type: Individual)
- **Enumerated:** February 10, 2014
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 95000049 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1200 N STATE ST, Los Angeles, CA 90033-1029
- **Phone:** (323) 409-6225
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Pacific Valley Medical Group (NPI 1851312862, Pasadena, CA); Foothill Anesthesia, Inc (NPI 1285695650, Pasadena, CA); Axiom Anesthesia A Professional Nursing Corporation (NPI 1760150155, Beverly Hills, CA); Glendora Anesthesia Associates LP (NPI 1750748331, Glendora, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** March 24, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1255755443) · Data from the CMS NPPES public registry.