KAREN H. WANG M.D.
NPI 1386633436
Internal Medicine in Seattle, WA
About Karen H. Wang M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN H. WANG M.D. (NPI 1386633436) is an individual internal medicine provider in Seattle, Washington, licensed in Washington (MD00034413) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS and is a graduate of University Of Michigan Medical School (1993).
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
Karen H. Wang 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 Karen Wang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Renton, WA 98055
- Reassigned Medicare billing, Washington enrollment
- 291 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98144 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.
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 Karen Wang's NPI number?
The NPI number for Karen Wang is 1386633436. It was assigned to this individual provider in the NPPES registry on October 20, 2005.
Where is Karen Wang located?
Karen Wang practices at 1200 12th Ave S, Seattle, WA 98144. The listed phone number is (206) 326-2400.
What is Karen Wang's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Karen Wang enrolled in Medicare?
Yes. Karen Wang 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 Karen Wang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Wang reassigns Medicare benefits to Pacmed Clinics (Renton, 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 Karen Wang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Karen Wang accept?
Health plans from Ambetter Health, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Karen Wang 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.
When was this NPI record last updated?
The NPPES record for Karen Wang was last updated on April 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.
# Karen H. Wang, M.D. · NPI 1386633436
Internal Medicine physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since October 20, 2005.
## Identity
- **NPI:** 1386633436 (Entity type: Individual)
- **Enumerated:** October 20, 2005
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** MD00034413 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1200 12TH AVE S, Seattle, WA 98144-2712
- **Phone:** (206) 326-2400
## 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:** Pacmed Clinics (NPI 1720023641, Renton, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Michigan Medical School, class of 1993
## Record status
- **NPPES last updated:** April 28, 2021
- **Other identifiers:** Medicaid 8211393 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1386633436) · Data from the CMS NPPES public registry.