KRISTINE KARVONEN
NPI 1811429061
Pediatrics - Pediatric Hematology-Oncology in Seattle, WA
About Kristine Karvonen NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KRISTINE KARVONEN (NPI 1811429061) is an individual pediatric hematology-oncology provider in Seattle, Washington, licensed in Washington (MD61058593) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Kristine Karvonen is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Kristine Karvonen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98105
- Reassigned Medicare billing, Washington enrollment
- 1,443 clinicians in this Medicare group
Seattle, WA 98105
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Seattle Childrens Hospital
- 912 clinicians in this Medicare group
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.
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.
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
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 Kristine Karvonen's NPI number?
The NPI number for Kristine Karvonen is 1811429061. It was assigned to this individual provider in the NPPES registry on March 28, 2017.
Where is Kristine Karvonen located?
Kristine Karvonen practices at 1959 NE Pacific St., Seattle, WA 98195. The listed phone number is (206) 520-5000.
What is Kristine Karvonen's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.
Is Kristine Karvonen enrolled in Medicare?
Yes. Kristine Karvonen is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Kristine Karvonen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kristine Karvonen reassigns Medicare benefits to 3 organizations: The Association Of Chrmc And University Physicians (Seattle, WA), Seattle Children's Hospital (Seattle, WA) and The Association Of University Physicians (Seattle, 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 Kristine Karvonen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kristine Karvonen accept?
Health plans from Ambetter Health, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Kristine Karvonen 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 Kristine Karvonen was last updated on September 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Kristine Karvonen · NPI 1811429061
Pediatric Hematology-Oncology physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since March 28, 2017.
## Identity
- **NPI:** 1811429061 (Entity type: Individual)
- **Enumerated:** March 28, 2017
- **Primary specialty:** Pediatrics - Pediatric Hematology-Oncology · taxonomy 2080P0207X
- **State license:** MD61058593 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1959 NE PACIFIC ST., Seattle, WA 98195-0001
- **Phone:** (206) 520-5000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): The Association Of Chrmc And University Physicians (NPI 1255449963, Seattle, WA); Seattle Children's Hospital (NPI 1003319500, Seattle, WA); The Association Of University Physicians (NPI 1023041159, Seattle, WA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 28, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1811429061) · Data from the CMS NPPES public registry.