JOANNA LOSITO NP
NPI 1831265156
Nurse Practitioner in Mountain View, CA
About Joanna Losito Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOANNA LOSITO NP (NPI 1831265156) is an individual nurse practitioner in Mountain View, California, licensed in California (RN 392086) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS.
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 (PECOS)
Joanna Losito Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Joanna Losito reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Palo Alto, CA 94301
- Reassigned Medicare billing, California enrollment
- 4,479 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 94040 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.
MOUNTAIN VIEW, CA 94040
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 Joanna Losito's NPI number?
The NPI number for Joanna Losito is 1831265156. It was assigned to this individual provider in the NPPES registry on November 28, 2006.
Where is Joanna Losito located?
Joanna Losito practices at 701 E El Camino Real, Mountain View, CA 94040. The listed phone number is (650) 934-7600.
What is Joanna Losito's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Joanna Losito enrolled in Medicare?
Yes. Joanna Losito is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Joanna Losito's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joanna Losito reassigns Medicare benefits to Sutter Bay Medical Foundation (Palo Alto, 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 Joanna Losito'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 Joanna Losito was last updated on September 29, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.