MARC A HOUSER M.D.
NPI 1205952678
Family Medicine in Seattle, WA
About Marc A Houser M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARC A HOUSER M.D. (NPI 1205952678) is an individual family medicine provider in Seattle, Washington, licensed in Washington (MD00027774) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS and is a graduate of Indiana University School Of Medicine (1988).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Marc A Houser M.d. 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 Marc Houser reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Seattle, WA 98109
- Reassigned Medicare billing, Washington enrollment
- 2,678 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 98112 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.
SEATTLE, WA 98112
SEATTLE, WA 98112
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 Marc Houser's NPI number?
The NPI number for Marc Houser is 1205952678. It was assigned to this individual provider in the NPPES registry on March 21, 2007.
Where is Marc Houser located?
Marc Houser practices at 201 16th Ave E, Seattle, WA 98112. The listed phone number is (206) 326-3000.
What is Marc Houser's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Marc Houser enrolled in Medicare?
Yes. Marc Houser 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 Marc Houser's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marc Houser reassigns Medicare benefits to Kaiser Foundation Health Plan Of Washington (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 Marc Houser'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 Marc Houser was last updated on April 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Marc A Houser, M.D. · NPI 1205952678
Family Medicine physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since March 21, 2007.
## Identity
- **NPI:** 1205952678 (Entity type: Individual)
- **Enumerated:** March 21, 2007
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** MD00027774 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 201 16TH AVE E, Seattle, WA 98112-5226
- **Phone:** (206) 326-3000
## 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:** Kaiser Foundation Health Plan Of Washington (NPI 1396810701, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Indiana University School Of Medicine, class of 1988
## Record status
- **NPPES last updated:** April 15, 2021
- **Other identifiers:** Medicaid 8129231 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1205952678) · Data from the CMS NPPES public registry.