IMSOOK LEE DO
NPI 1407341019
Family Medicine in Issaquah, WA
About Imsook Lee Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
IMSOOK LEE DO (NPI 1407341019) is an individual family medicine provider in Issaquah, Washington, licensed in Washington (OP61145112) and active in the NPI registry since June 2018. She is enrolled in Medicare PECOS, is affiliated with University Of Washington Medical Ctr, and is a graduate of Other (2018).
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
Imsook Lee Do 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 Imsook Lee 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.
Areas of Expertise CMS Part B claims 5
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.
University Of Washington Medical Ctr
Acute Care Hospitals · Seattle, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98027 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 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ISSAQUAH, WA 98027
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 Imsook Lee's NPI number?
The NPI number for Imsook Lee is 1407341019. It was assigned to this individual provider in the NPPES registry on June 26, 2018.
Where is Imsook Lee located?
Imsook Lee practices at 1740 NW Maple St Ste 100, Issaquah, WA 98027. The listed phone number is (206) 520-5000.
What is Imsook Lee's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Imsook Lee enrolled in Medicare?
Yes. Imsook Lee 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 Imsook Lee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Imsook Lee 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 Imsook Lee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Imsook Lee accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Imsook Lee 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 Imsook Lee affiliated with any hospitals?
According to CMS data, Imsook Lee is affiliated with University Of Washington Medical Ctr.
When was this NPI record last updated?
The NPPES record for Imsook Lee was last updated on June 28, 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.
# Imsook Lee, DO · NPI 1407341019
Family Medicine physician in Issaquah, Washington. Individual provider, active in the CMS NPPES registry since June 26, 2018.
## Identity
- **NPI:** 1407341019 (Entity type: Individual)
- **Enumerated:** June 26, 2018
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** OP61145112 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1740 NW MAPLE ST STE 100, Issaquah, WA 98027-8127
- **Phone:** (206) 520-5000
## 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:** 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 2018
## Record status
- **NPPES last updated:** June 28, 2021
- **Other identifiers:** Medicaid 1407341019 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1407341019) · Data from the CMS NPPES public registry.