MS. ELSA MITANI N.P.
NPI 1942524871
Nurse Practitioner - Acute Care in Orange, CA
About Ms. Elsa Mitani N.p. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. ELSA MITANI N.P. (NPI 1942524871) is an individual acute care provider in Orange, California, licensed in California (19370) and active in the NPI registry since March 2010. She is enrolled in Medicare PECOS, maintains a secondary practice location in Los Angeles, and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses 2
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 and accepts Medicare assignment
Ms. Elsa Mitani N.p. 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
7Medicare enrollment records show Elsa Mitani reassigns Medicare billing to 7 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
- 180 clinicians in this Medicare group
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 420 clinicians in this Medicare group
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 85 clinicians in this Medicare group
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 149 clinicians in this Medicare group
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 61 clinicians in this Medicare group
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 47 clinicians in this Medicare group
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 31 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92868 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.
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 Elsa Mitani's NPI number?
The NPI number for Elsa Mitani is 1942524871. It was assigned to this individual provider in the NPPES registry on March 22, 2010.
Where is Elsa Mitani located?
Elsa Mitani practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-8888.
What is Elsa Mitani's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Elsa Mitani enrolled in Medicare?
Yes. Elsa Mitani 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 Elsa Mitani's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Elsa Mitani reassigns Medicare benefits to 7 organizations: University Surgeons Of Orange A Medical Group (Orange, CA), Regents Of The University Of (Orange, CA), Uci Department Of Urology (Orange, CA), Regents Of The University Of California (Orange, CA), Regents Of The University Of California (Orange, CA) and 2 more organizations, listed in the Medicare section above. 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 Elsa Mitani'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 Elsa Mitani was last updated on June 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.
# Ms. Elsa Mitani, N.P. · NPI 1942524871
Acute Care physician in Orange, California. Individual provider, active in the CMS NPPES registry since March 22, 2010.
## Identity
- **NPI:** 1942524871 (Entity type: Individual)
- **Enumerated:** March 22, 2010
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 19370 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 101 THE CITY DR S, Orange, CA 92868-3201
- **Phone:** (714) 456-8888
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): University Surgeons Of Orange A Medical Group (NPI 1407806904, Orange, CA); Regents Of The University Of (NPI 1487602546, Orange, CA); Uci Department Of Urology (NPI 1255398533, Orange, CA); Regents Of The University Of California (NPI 1356304034, Orange, CA); Regents Of The University Of California (NPI 1356399703, Orange, CA); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** June 4, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1942524871) · Data from the CMS NPPES public registry.