PROF. ELAINE YBARRA A.N. P.
NPI 1033369657
Nurse Practitioner - Adult Health in Cerritos, CA
About Prof. Elaine Ybarra A.n. P. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PROF. ELAINE YBARRA A.N. P. (NPI 1033369657) is an individual adult health provider in Cerritos, California, licensed in California (446138) and active in the NPI registry since September 2008. She is enrolled in Medicare PECOS and is a graduate of Other (1989).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Prof. Elaine Ybarra A.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
5Medicare enrollment records show Elaine Ybarra reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Long Beach, CA 90806
- Reassigned Medicare billing, California enrollment
- 104 clinicians in this Medicare group
South Gate, CA 90280
- Reassigned Medicare billing, California enrollment
- 6 clinicians in this Medicare group
Los Angeles, CA 90015
- Reassigned Medicare billing, California enrollment
- 2,052 clinicians in this Medicare group
El Segundo, CA 90245
- Reassigned Medicare billing, California enrollment
- 56 clinicians in this Medicare group
Los Angeles, CA 90035
- Reassigned Medicare billing, California enrollment
- 13 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90703 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Elaine Ybarra's NPI number?
The NPI number for Elaine Ybarra is 1033369657. It was assigned to this individual provider in the NPPES registry on September 19, 2008.
Where is Elaine Ybarra located?
Elaine Ybarra practices at 17215 Studebaker Rd Ste 320 Suite #300, Cerritos, CA 90703. The listed phone number is (562) 860-8771.
What is Elaine Ybarra's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Elaine Ybarra enrolled in Medicare?
Yes. Elaine Ybarra 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 Elaine Ybarra's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Elaine Ybarra reassigns Medicare benefits to 5 organizations: Housecall Doctors Medical Group Inc (Long Beach, CA), Dennis J Sanchez MD A Professional Corp (South Gate, CA), Healthcare Partners Affiliates Medical Group (Los Angeles, CA), Greater Good Health PC, Inc. (El Segundo, CA) and Housecall MD,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 Elaine Ybarra'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 Elaine Ybarra was last updated on January 18, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Prof. Elaine Ybarra, A.N. P. · NPI 1033369657
Adult Health physician in Cerritos, California. Individual provider, active in the CMS NPPES registry since September 19, 2008.
## Identity
- **NPI:** 1033369657 (Entity type: Individual)
- **Enumerated:** September 19, 2008
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** 446138 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 17215 STUDEBAKER RD STE 320, SUITE #300, Cerritos, CA 90703-2522
- **Phone:** (562) 860-8771 · **Fax:** (562) 207-6581
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Housecall Doctors Medical Group Inc (NPI 1033164017, Long Beach, CA); Dennis J Sanchez MD A Professional Corp (NPI 1932968195, South Gate, CA); Healthcare Partners Affiliates Medical Group (NPI 1659312593, Los Angeles, CA); Greater Good Health PC, Inc. (NPI 1821673005, El Segundo, CA); Housecall MD,inc (NPI 1497042840, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1989
## Record status
- **NPPES last updated:** January 18, 2012
- **Other identifiers:** Other 10186 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1033369657) · Data from the CMS NPPES public registry.