Timothy Leigh Larson, MD
Neuroradiology Physician · Lynnwood, WA
Timothy Leigh Larson, MD is a neuroradiology physician with a practice address in Lynnwood, Washington, and NPI 1679500433, issued on Jun 27, 2006. Check the license (Washington MD00024859, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Timothy Leigh Larson
- Credential
- MD
- Primary taxonomy
- Neuroradiology Physician 2085N0700X
- License number
- MD00024859 WA
Self-reported in NPPES; status is on the state search - Practice location
- 19020 33RD Ave W Ste 210, Lynnwood, WA 98036
- Phone
- (425) 563-1500
- Enumerated
- Jun 27, 2006
- Record last updated
- Mar 29, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (425) 563-1501
- Medicaid IDs
- 8123259 WA
1016017 WA - Medicare enrollment
- Enrolled (PECOS I20080509000486); accepts Medicare assignment
- Medical or professional school
- University Of Washington School Of Medicine, 1983
- Entity
- Type 1 · individual
8 nearest neuroradiology physician records → All 46 in Washington → Look up another NPI →
Also registered at 19020 33RD Ave W Ste 210
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Timothy Leigh Larson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00024859Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 7 group practices
- Optum Care Washington PLLCEverett, WA
- Radia Imaging Center Holdings LLCBellevue, WA
- Radia Inc P SKirkland, WA
- South Sound Radiologists Inc P SOlympia, WA
- Swedish Health ServicesRedmond, WA
- Swedish Health ServicesSeattle, WA
- Swedish Radia Imaging Center AT Edmonds LLCEdmonds, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Timothy Leigh Larson among 46 neuroradiology physician records in Washington
Timothy Leigh Larson, MD is one of 46 neuroradiology physician records with a practice address in Washington. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 52% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1983 · median 2001 among the 30 with a school on file
- Record last updated2019 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085N0700X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neuroradiology Physician providers in Washington
There are 46 neuroradiology physician records in Washington.
All 46 in Washington → Every provider in Lynnwood → Neuroradiology Physician nationwide →
The 8 neuroradiology physician records with the nearest ZIP codes
- Wayne Fang, MDLynnwood, WA 980361295810133
- Elizabeth Hayes, MDLynnwood, WA 980361356328280
- Kenneth Hebert, MDLynnwood, WA 980361982815296
- Shari Jackson, MDLynnwood, WA 980361902918287
- Prabhakar Kesava, MDLynnwood, WA 980361477556868
- Jonathan Kullnat, M.D.Lynnwood, WA 980361700981966
- Harrison March, MDLynnwood, WA 980361154735561
- Daniel Susanto, MDLynnwood, WA 980361144364605
Common questions
What is Timothy Leigh Larson, MD's NPI number?
Timothy Leigh Larson, MD's National Provider Identifier (NPI) is 1679500433, issued on Jun 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Timothy Leigh Larson, MD located?
The NPPES record lists a practice address at 19020 33RD Ave W Ste 210, Lynnwood, WA, 98036. Phone: (425) 563-1500. Providers update this record themselves, so call before visiting.
How can I verify Timothy Leigh Larson, MD's license?
NPPES lists Washington license number MD00024859, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.