DR. TIMO WILLIAM HAKKARAINEN M.D.
NPI 1568604304
Surgery in Kirkland, WA
About Dr. Timo William Hakkarainen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TIMO WILLIAM HAKKARAINEN M.D. (NPI 1568604304) is an individual surgery provider in Kirkland, Washington, licensed in Washington (MD60224925) and active in the NPI registry since March 2009. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Icahn School Of Medicine At Mount Sinai (2009).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
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
Dr. Timo William Hakkarainen 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 Reassignments
3Medicare enrollment records show Timo Hakkarainen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Kirkland, WA 98034
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: King County Public Hospital District No 2
- 1,074 clinicians in this Medicare group
Kent, WA 98030
- Reassigned Medicare billing, Washington enrollment
- 4,383 clinicians in this Medicare group
Ketchikan, AK 99901
- Reassigned Medicare billing, Alaska enrollment
- Also billed through NPI 1396705539 (Alaska)
- 156 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 98034 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Timo Hakkarainen's NPI number?
The NPI number for Timo Hakkarainen is 1568604304. It was assigned to this individual provider in the NPPES registry on March 25, 2009.
Where is Timo Hakkarainen located?
Timo Hakkarainen practices at 12333 NE 130th Ln Ste 420, Kirkland, WA 98034. The listed phone number is (425) 899-5500.
What is Timo Hakkarainen's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Timo Hakkarainen enrolled in Medicare?
Yes. Timo Hakkarainen 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 Timo Hakkarainen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Timo Hakkarainen reassigns Medicare benefits to 3 organizations: Public Hospital District No. 2 (Kirkland, WA), Multicare Health System (Kent, WA) and Peacehealth (Ketchikan, AK). 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 Timo Hakkarainen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Timo Hakkarainen accept?
Health plans from Moda Health Plan, Inc., Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Timo Hakkarainen 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 Timo Hakkarainen was last updated on November 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.
# Dr. Timo William Hakkarainen, M.D. · NPI 1568604304
Surgery physician in Kirkland, Washington. Individual provider, active in the CMS NPPES registry since March 25, 2009.
## Identity
- **NPI:** 1568604304 (Entity type: Individual)
- **Enumerated:** March 25, 2009
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** MD60224925 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 12333 NE 130TH LN STE 420, Kirkland, WA 98034-7467
- **Phone:** (425) 899-5500
## 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): Public Hospital District No. 2 (NPI 1619287281, Kirkland, WA); Multicare Health System (NPI 1811949928, Kent, WA); Peacehealth (NPI 1801965736, Ketchikan, AK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Icahn School Of Medicine At Mount Sinai, class of 2009
## Record status
- **NPPES last updated:** November 20, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1568604304) · Data from the CMS NPPES public registry.