LEAH NOSON AG-ACNP
NPI 1891166625
Nurse Practitioner - Acute Care in San Francisco, CA
About Leah Noson Ag-acnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LEAH NOSON AG-ACNP (NPI 1891166625) is an individual acute care provider in San Francisco, California, licensed in California (95002992) and active in the NPI registry since October 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2015).
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
Leah Noson Ag-acnp 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
3Medicare enrollment records show Leah Noson reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94109
- Reassigned Medicare billing, California enrollment
- 132 clinicians in this Medicare group
Los Angeles, CA 90048
- Reassigned Medicare billing, California enrollment
- 2,118 clinicians in this Medicare group
Los Angeles, CA 90048
- Reassigned Medicare billing, California enrollment
- 1,001 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 2
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 94115 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 FRANCISCO, CA 94115
SAN FRANCISCO, CA 94115
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 Leah Noson's NPI number?
The NPI number for Leah Noson is 1891166625. It was assigned to this individual provider in the NPPES registry on October 20, 2015.
Where is Leah Noson located?
Leah Noson practices at 2333 Buchanan St, San Francisco, CA 94115. The listed phone number is (415) 600-1426.
What is Leah Noson's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Leah Noson enrolled in Medicare?
Yes. Leah Noson 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 Leah Noson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Leah Noson reassigns Medicare benefits to 3 organizations: Sutter Bay Hospitals (San Francisco, CA), Cedars-Sinai Medical Care Foundation (Los Angeles, CA) and Cedars-Sinai Medical Center (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 Leah Noson'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 Leah Noson was last updated on October 20, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Leah Noson, AG-ACNP · NPI 1891166625
Acute Care physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since October 20, 2015.
## Identity
- **NPI:** 1891166625 (Entity type: Individual)
- **Enumerated:** October 20, 2015
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 95002992 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2333 BUCHANAN ST, San Francisco, CA 94115-1925
- **Phone:** (415) 600-1426
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Sutter Bay Hospitals (NPI 1740348929, San Francisco, CA); Cedars-Sinai Medical Care Foundation (NPI 1043826720, Los Angeles, CA); Cedars-Sinai Medical Center (NPI 1639172372, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** October 20, 2015
---
Source: [NPI Profile](https://npiprofile.com/npi/1891166625) · Data from the CMS NPPES public registry.