STEPHANIE M TREECE
NPI 1205613155
Nurse Practitioner - Family in Novato, CA
About Stephanie M Treece NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHANIE M TREECE (NPI 1205613155) is an individual family provider in Novato, California, licensed in California (95025533) and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS, maintains a secondary practice location in Petaluma, and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Stephanie M Treece 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 Stephanie Treece reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 339 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 94945 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Stephanie Treece's NPI number?
The NPI number for Stephanie Treece is 1205613155. It was assigned to this individual provider in the NPPES registry on September 13, 2023.
Where is Stephanie Treece located?
Stephanie Treece practices at 75 Rowland Way Ste 200, Novato, CA 94945. The listed phone number is (415) 897-9664.
What is Stephanie Treece's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Stephanie Treece enrolled in Medicare?
Yes. Stephanie Treece 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 Stephanie Treece's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephanie Treece reassigns Medicare benefits to Regents Univ Of California Ucsf (San Francisco, 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 Stephanie Treece'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 Stephanie Treece was last updated on June 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Stephanie M Treece · NPI 1205613155
Family physician in Novato, California. Individual provider, active in the CMS NPPES registry since September 13, 2023.
## Identity
- **NPI:** 1205613155 (Entity type: Individual)
- **Enumerated:** September 13, 2023
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95025533 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 75 ROWLAND WAY STE 200, Novato, CA 94945-5054
- **Phone:** (415) 897-9664
## 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:** Regents Univ Of California Ucsf (NPI 1124439807, San Francisco, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** June 5, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1205613155) · Data from the CMS NPPES public registry.