STEPHAN P. WYSS MD
NPI 1932287539
Psychiatry & Neurology - Psychiatry in South San Francisco, CA
About Stephan P. Wyss Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHAN P. WYSS MD (NPI 1932287539) is an individual psychiatry provider in South San Francisco, California, licensed in California (A52389) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Stephan P. Wyss Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Stephan Wyss reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
South San Francisco, CA 94080
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: County Of San Mateo
- 597 clinicians in this Medicare group
San Francisco, CA 94112
- Reassigned Medicare billing, California enrollment
- 1,573 clinicians in this Medicare group
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 119 clinicians in this Medicare group
Palo Alto, CA 94306
- Reassigned Medicare billing, California enrollment
- 2,460 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 94080 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.
SOUTH SAN FRANCISCO, CA 94080
SOUTH SAN FRANCISCO, CA 94080
SOUTH SAN FRANCISCO, CA 94080
SOUTH SAN FRANCISCO, CA 94080
SOUTH SAN FRANCISCO, CA 94080
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 Stephan Wyss's NPI number?
The NPI number for Stephan Wyss is 1932287539. It was assigned to this individual provider in the NPPES registry on November 1, 2006.
Where is Stephan Wyss located?
Stephan Wyss practices at 1200 El Camino Real, South San Francisco, CA 94080. The listed phone number is (650) 742-2000.
What is Stephan Wyss's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Stephan Wyss enrolled in Medicare?
Yes. Stephan Wyss is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Stephan Wyss's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephan Wyss reassigns Medicare benefits to 4 organizations: San Mateo County (South San Francisco, CA), City & County Of San Francisco (San Francisco, CA), University Of California San Francisco (San Francisco, CA) and County Of Santa Clara (Palo Alto, 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 Stephan Wyss'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 Stephan Wyss was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Stephan P. Wyss, MD · NPI 1932287539
Psychiatry physician in South San Francisco, California. Individual provider, active in the CMS NPPES registry since November 1, 2006.
## Identity
- **NPI:** 1932287539 (Entity type: Individual)
- **Enumerated:** November 1, 2006
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** A52389 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1200 EL CAMINO REAL, South San Francisco, CA 94080-3208
- **Phone:** (650) 742-2000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): San Mateo County (NPI 1811089659, South San Francisco, CA); City & County Of San Francisco (NPI 1558470294, San Francisco, CA); University Of California San Francisco (NPI 1467315481, San Francisco, CA); County Of Santa Clara (NPI 1144330614, Palo Alto, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare UPIN G07079; Medicaid 00A523890 (CA); Medicare ID-Type Unspecified 00A523890
---
Source: [NPI Profile](https://npiprofile.com/npi/1932287539) · Data from the CMS NPPES public registry.