MIJUNG LEE MD
NPI 1093970048
Internal Medicine - Medical Oncology in Lacey, WA
About Mijung Lee Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MIJUNG LEE MD (NPI 1093970048) is an individual medical oncology provider in Lacey, Washington, licensed in Washington (MD61251868) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS, is affiliated with Providence Centralia Hospital, and is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses
Other Names 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
Mijung Lee 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 Reassignments
3Medicare enrollment records show Mijung Lee reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lacey, WA 98503
- Reassigned Medicare billing, Washington enrollment
- 184 clinicians in this Medicare group
Olympia, WA 98506
- Reassigned Medicare billing, Washington enrollment
- 646 clinicians in this Medicare group
Centralia, WA 98531
- Reassigned Medicare billing, Washington enrollment
- 85 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 8
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Providence Centralia Hospital
Acute Care Hospitals · Centralia, WAProvidence St Peter Hospital
Acute Care Hospitals · Olympia, WAGrays Harbor Community Hospital
Acute Care Hospitals · Aberdeen, WAWillapa Harbor Hospital
Critical Access Hospitals · South Bend, WASummit Pacific Medical Center
Critical Access Hospitals · Elma, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98503 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
LACEY, WA 98503
LACEY, WA 98503
LACEY, WA 98503
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 Mijung Lee's NPI number?
The NPI number for Mijung Lee is 1093970048. It was assigned to this individual provider in the NPPES registry on July 18, 2008. The provider is also known as Dr. Mijung Lee M.D..
Where is Mijung Lee located?
Mijung Lee practices at 4525 3rd Ave SE Ste 200, Lacey, WA 98503. The listed phone number is (360) 754-3934.
What is Mijung Lee's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.
Is Mijung Lee enrolled in Medicare?
Yes. Mijung 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 organizations bill Medicare for Mijung Lee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mijung Lee reassigns Medicare benefits to 3 organizations: Providence Health & Services Washington (Lacey, WA), Providence Health & Services Washington (Olympia, WA) and Providence Health & Services Washington (Centralia, WA). Each 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 Mijung Lee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mijung Lee accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Mijung 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 Mijung Lee affiliated with any hospitals?
According to CMS data, Mijung Lee is affiliated with Providence Centralia Hospital, Providence St Peter Hospital, Grays Harbor Community Hospital, Willapa Harbor Hospital and Summit Pacific Medical Center.
When was this NPI record last updated?
The NPPES record for Mijung Lee was last updated on August 11, 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.
# Mijung Lee, MD · NPI 1093970048
Medical Oncology physician in Lacey, Washington. Individual provider, active in the CMS NPPES registry since July 18, 2008.
## Identity
- **NPI:** 1093970048 (Entity type: Individual)
- **Enumerated:** July 18, 2008
- **Primary specialty:** Internal Medicine - Medical Oncology · taxonomy 207RX0202X
- **State license:** MD61251868 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 4525 3RD AVE SE STE 200, Lacey, WA 98503-1010
- **Phone:** (360) 754-3934 · **Fax:** (360) 943-8023
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Providence Health & Services Washington (NPI 1063611408, Lacey, WA); Providence Health & Services Washington (NPI 1174744304, Olympia, WA); Providence Health & Services Washington (NPI 1275732661, Centralia, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** August 11, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1093970048) · Data from the CMS NPPES public registry.