FRANCESCA MAFFEI NP
NPI 1447619168
Nurse Practitioner - Primary Care in San Jose, CA
About Francesca Maffei Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
FRANCESCA MAFFEI NP (NPI 1447619168) is an individual primary care provider in San Jose, California, licensed in California (95022640) and active in the NPI registry since February 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2021).
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
Francesca Maffei 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 Reassignments
2Medicare enrollment records show Francesca Maffei reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
East Palo Alto, CA 94303
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: County Of San Mateo
- 597 clinicians in this Medicare group
San Francisco, CA 94111
- Reassigned Medicare billing, California enrollment
- 291 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 95123 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 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN JOSE, CA 95123
SAN JOSE, CA 95123
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 Francesca Maffei's NPI number?
The NPI number for Francesca Maffei is 1447619168. It was assigned to this individual provider in the NPPES registry on February 23, 2016.
Where is Francesca Maffei located?
Francesca Maffei practices at 570 Blossom Hill Rd, San Jose, CA 95123. The listed phone number is (855) 799-4647.
What is Francesca Maffei's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.
Is Francesca Maffei enrolled in Medicare?
Yes. Francesca Maffei 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 Francesca Maffei's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Francesca Maffei reassigns Medicare benefits to 2 organizations: San Mateo County (East Palo Alto, CA) and One Medical Group, Inc. (San Francisco, 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 Francesca Maffei'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 Francesca Maffei was last updated on December 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Francesca Maffei, NP · NPI 1447619168
Primary Care physician in San Jose, California. Individual provider, active in the CMS NPPES registry since February 23, 2016.
## Identity
- **NPI:** 1447619168 (Entity type: Individual)
- **Enumerated:** February 23, 2016
- **Primary specialty:** Nurse Practitioner - Primary Care · taxonomy 363LP2300X
- **State license:** 95022640 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 570 BLOSSOM HILL RD, San Jose, CA 95123-3212
- **Phone:** (855) 799-4647
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): San Mateo County (NPI 1710086301, East Palo Alto, CA); One Medical Group, Inc. (NPI 1467781641, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** December 10, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1447619168) · Data from the CMS NPPES public registry.