STEPHEN JAMES WEISS MD
NPI 1699209759
Emergency Medicine in Tacoma, WA
About Stephen James Weiss Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHEN JAMES WEISS MD (NPI 1699209759) is an individual emergency medicine provider in Tacoma, Washington, licensed in Washington (MD61024223) and active in the NPI registry since April 2017. He is enrolled in Medicare PECOS, is affiliated with St Joseph Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Accepted Insurance
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
Stephen James Weiss Md 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 Stephen Weiss reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tacoma, WA 98402
- Reassigned Medicare billing, Washington enrollment
- 1,526 clinicians in this Medicare group
Federal Way, WA 98003
- Reassigned Medicare billing, Washington enrollment
- 190 clinicians in this Medicare group
Arlington, WA 98223
- Reassigned Medicare billing, Washington enrollment
- 519 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 4
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Joseph Medical Center
Acute Care Hospitals · Tacoma, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98405 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.
TACOMA, WA 98405
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 Stephen Weiss's NPI number?
The NPI number for Stephen Weiss is 1699209759. It was assigned to this individual provider in the NPPES registry on April 16, 2017.
Where is Stephen Weiss located?
Stephen Weiss practices at 1717 S J St, Tacoma, WA 98405. The listed phone number is (253) 426-4101.
What is Stephen Weiss's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Stephen Weiss enrolled in Medicare?
Yes. Stephen Weiss 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 Stephen Weiss's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Weiss reassigns Medicare benefits to 3 organizations: Franciscan Medical Group (Tacoma, WA), Northwest Observation Associates PC (Federal Way, WA) and Northwest Emergency Physicians LLC (Arlington, WA). 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 Stephen Weiss's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stephen Weiss accept?
Health plans from Ambetter Health and Premera Blue Cross Blue Shield of Alaska list Stephen Weiss as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Stephen Weiss affiliated with any hospitals?
According to CMS data, Stephen Weiss is affiliated with St Joseph Medical Center.
When was this NPI record last updated?
The NPPES record for Stephen Weiss was last updated on January 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Stephen James Weiss, MD · NPI 1699209759
Emergency Medicine physician in Tacoma, Washington. Individual provider, active in the CMS NPPES registry since April 16, 2017.
## Identity
- **NPI:** 1699209759 (Entity type: Individual)
- **Enumerated:** April 16, 2017
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** MD61024223 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1717 S J ST, Tacoma, WA 98405-4933
- **Phone:** (253) 426-4101
## 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): Franciscan Medical Group (NPI 1831358282, Tacoma, WA); Northwest Observation Associates PC (NPI 1023539376, Federal Way, WA); Northwest Emergency Physicians LLC (NPI 1235172370, Arlington, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Washington School Of Medicine, class of 2017
## Record status
- **NPPES last updated:** January 5, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1699209759) · Data from the CMS NPPES public registry.