GRACE WU MD
NPI 1346582731
Internal Medicine in Seattle, WA
About Grace Wu Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GRACE WU MD (NPI 1346582731) is an individual internal medicine provider in Seattle, Washington, licensed in Washington (MD60583296) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS and is a graduate of New York Medical College (2013).
NPPES Registry Identity
Specialties & Licenses 2
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
Grace Wu 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 Reassignment
Medicare enrollment records show Grace Wu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Vallejo, CA 94589
- Reassigned Medicare billing, California enrollment
- 20,078 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 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.
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 Grace Wu's NPI number?
The NPI number for Grace Wu is 1346582731. It was assigned to this individual provider in the NPPES registry on March 23, 2013.
Where is Grace Wu located?
Grace Wu practices at 325 9th Ave Box 359755, Rm. 5048 Psb, Seattle, WA 98104. The listed phone number is (206) 744-9102.
What is Grace Wu's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Grace Wu enrolled in Medicare?
Yes. Grace Wu 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 Grace Wu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Grace Wu reassigns Medicare benefits to Permanente Medical Group Inc (Vallejo, CA). 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 Grace Wu'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 Grace Wu was last updated on December 17, 2021. 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.
# Grace Wu, MD · NPI 1346582731
Internal Medicine physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since March 23, 2013.
## Identity
- **NPI:** 1346582731 (Entity type: Individual)
- **Enumerated:** March 23, 2013
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** MD60583296 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 325 9TH AVE, BOX 359755, RM. 5048 PSB, Seattle, WA 98104-2420
- **Phone:** (206) 744-9102
## 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:** Permanente Medical Group Inc (NPI 1336222397, Vallejo, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York Medical College, class of 2013
## Record status
- **NPPES last updated:** December 17, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1346582731) · Data from the CMS NPPES public registry.