MS. YUMI A. SUMIDA MFA, MS, CCC-SLP
NPI 1679714570
Speech-Language Pathologist in Seattle, WA
About Ms. Yumi A. Sumida Mfa, Ms, Ccc-slp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. YUMI A. SUMIDA MFA, MS, CCC-SLP (NPI 1679714570) is an individual speech-language pathologist provider in Seattle, Washington, licensed in Washington (LL 60130402) and active in the NPI registry since March 2009. She is affiliated with Virginia Mason Medical Center and is a graduate of Other (2007).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Ms. Yumi A. Sumida Mfa, Ms, Ccc-slp 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 Yumi Sumida reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Seattle, WA 98101
- Reassigned Medicare billing, Washington enrollment
- 1,021 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 3
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.
Virginia Mason Medical Center
Acute Care Hospitals · Seattle, WAOther 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 Yumi Sumida's NPI number?
The NPI number for Yumi Sumida is 1679714570. It was assigned to this individual provider in the NPPES registry on March 23, 2009.
Where is Yumi Sumida located?
Yumi Sumida practices at 1100 9th Ave, Seattle, WA 98101. The listed phone number is (206) 223-6374.
What is Yumi Sumida's specialty?
The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.
Is Yumi Sumida enrolled in Medicare?
Yes. Yumi Sumida 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 Yumi Sumida's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yumi Sumida reassigns Medicare benefits to Virginia Mason Medical Center (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 Yumi Sumida's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Yumi Sumida accept?
Health plans from Ambetter Health, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Yumi Sumida 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 Yumi Sumida affiliated with any hospitals?
According to CMS data, Yumi Sumida is affiliated with Virginia Mason Medical Center.
When was this NPI record last updated?
The NPPES record for Yumi Sumida was last updated on August 1, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Ms. Yumi A. Sumida, MFA, MS, CCC-SLP · NPI 1679714570
Speech-Language Pathologist provider in Seattle, Washington. Individual provider, active in the CMS NPPES registry since March 23, 2009.
## Identity
- **NPI:** 1679714570 (Entity type: Individual)
- **Enumerated:** March 23, 2009
- **Primary specialty:** Speech-Language Pathologist · taxonomy 235Z00000X
- **State license:** LL 60130402 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1100 9TH AVE, Seattle, WA 98101-2756
- **Phone:** (206) 223-6374
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Virginia Mason Medical Center (NPI 1003970989, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2007
## Record status
- **NPPES last updated:** August 1, 2022
- **Other identifiers:** Other LL 60130402 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1679714570) · Data from the CMS NPPES public registry.