JUANA MAZAIRA NP
NPI 1164548327
Nurse Practitioner in San Diego, CA
About Juana Mazaira Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JUANA MAZAIRA NP (NPI 1164548327) is an individual nurse practitioner in San Diego, California, licensed in California (NP10281) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1998).
NPPES Registry Identity
Specialties & Licenses
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
Juana Mazaira Np 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 Reassignment
Medicare enrollment records show Juana Mazaira reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Diego, CA 92120
- Reassigned Medicare billing, California enrollment
- 13,921 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 92120 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.
SAN DIEGO, CA 92120
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 Juana Mazaira's NPI number?
The NPI number for Juana Mazaira is 1164548327. It was assigned to this individual provider in the NPPES registry on March 21, 2007.
Where is Juana Mazaira located?
Juana Mazaira practices at 4647 Zion Ave, San Diego, CA 92120. The listed phone number is (619) 528-5000.
What is Juana Mazaira's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Juana Mazaira enrolled in Medicare?
Yes. Juana Mazaira 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 organization bills Medicare for Juana Mazaira's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Juana Mazaira reassigns Medicare benefits to Southern California Permanente Medical Group (San Diego, CA). The 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 Juana Mazaira'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 Juana Mazaira was last updated on December 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Juana Mazaira, NP · NPI 1164548327
Nurse Practitioner physician in San Diego, California. Individual provider, active in the CMS NPPES registry since March 21, 2007.
## Identity
- **NPI:** 1164548327 (Entity type: Individual)
- **Enumerated:** March 21, 2007
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** NP10281 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4647 ZION AVE, San Diego, CA 92120-2507
- **Phone:** (619) 528-5000
## 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:** Southern California Permanente Medical Group (NPI 1225060742, San Diego, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1998
## Record status
- **NPPES last updated:** December 1, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1164548327) · Data from the CMS NPPES public registry.