MR. JASON IAN SIEGEL LCSW
NPI 1326357583
Social Worker - Clinical in Seattle, WA
About Mr. Jason Ian Siegel Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. JASON IAN SIEGEL LCSW (NPI 1326357583) is an individual clinical provider in Seattle, Washington, licensed in Washington (LW61434264) and active in the NPI registry since October 2010. He is enrolled in Medicare PECOS, is affiliated with Harborview Medical Center, and is a graduate of Other (2010).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 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
Mr. Jason Ian Siegel Lcsw 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 Jason Siegel reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 4,364 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Harborview Medical Center
Acute Care Hospitals · Seattle, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98104 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.
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 Jason Siegel's NPI number?
The NPI number for Jason Siegel is 1326357583. It was assigned to this individual provider in the NPPES registry on October 5, 2010.
Where is Jason Siegel located?
Jason Siegel practices at 325 9th Ave, Seattle, WA 98104. The listed phone number is (206) 744-9686.
What is Jason Siegel's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Jason Siegel enrolled in Medicare?
Yes. Jason Siegel 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 Jason Siegel's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jason Siegel reassigns Medicare benefits to The Association Of University Physicians (Seattle, WA). 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 Jason Siegel's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jason Siegel accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Jason Siegel 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 Jason Siegel affiliated with any hospitals?
According to CMS data, Jason Siegel is affiliated with Harborview Medical Center.
When was this NPI record last updated?
The NPPES record for Jason Siegel was last updated on August 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Mr. Jason Ian Siegel, LCSW · NPI 1326357583
Clinical provider in Seattle, Washington. Individual provider, active in the CMS NPPES registry since October 5, 2010.
## Identity
- **NPI:** 1326357583 (Entity type: Individual)
- **Enumerated:** October 5, 2010
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** LW61434264 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 325 9TH AVE, Seattle, WA 98104-2499
- **Phone:** (206) 744-9686
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** The Association Of University Physicians (NPI 1023041159, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** August 28, 2023
- **Other identifiers:** Medicaid 00082079 (NY); Medicaid 833688950 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1326357583) · Data from the CMS NPPES public registry.