Michael J. Larson, MD
Emergency Medicine Physician · Lakewood, WA
Michael J. Larson, MD is an emergency medicine physician with a practice address in Lakewood, Washington, and NPI 1326080573, issued on Jun 12, 2006. Check the license (Washington MD00038582, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Michael J. Larson
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- MD00038582 WA
Self-reported in NPPES; status is on the state search - Practice location
- 11315 Bridgeport Way SW, Lakewood, WA 98499
- Phone
- (253) 588-1711
- Enumerated
- Jun 12, 2006
- Record last updated
- Apr 26, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (253) 838-6418
- Medicaid ID
- 8254039 WA
- Medicare enrollment
- Enrolled (PECOS I20040407000499); accepts Medicare assignment
- Medical or professional school
- St. Louis College Of Physicians And Surgeons, 1996
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,459 in Washington → Look up another NPI →
Also registered at 11315 Bridgeport Way SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Khalid Aslam, MDHospitalist Physician1578593703
- Mayling Barrera, ARNPNurse Practitioner1205392339
- Sean Baxter, MDEmergency Medicine Physician1134342413
Verify Michael J. Larson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00038582Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% more Medicare Part D claims than the average emergency medicine physician in 2024
365 Medicare Part D claims for 218 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 23 claims were for opioids.
Most prescribed
- Prednisone40 claims
- Cephalexin35 claims
- Albuterol Sulfate Hfa26 claims
- Amoxicillin-Clavulanate Potass24 claims
- Doxycycline Hyclate23 claims
- Hydrocodone-Acetaminophen22 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Kaiser Foundation Health Plan OF WashingtonOlympia, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael J. Larson among 1,459 emergency medicine physician records in Washington
Michael J. Larson, MD is one of 1,459 emergency medicine physician records with a practice address in Washington. 74% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 55% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1996 · median 2010 among the 851 with a school on file
- Record last updated2021 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Washington
There are 1,459 emergency medicine physician records in Washington.
All 1,459 in Washington → Every provider in Lakewood → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Sean Baxter, MDLakewood, WA 984991134342413
- Michael Beins, MDLakewood, WA 984991568404465
- Carmen Corrall, MDLakewood, WA 984991578507042
- Ian Cowan, MDLakewood, WA 984991326085325
- Paul Hildebrand, MDLakewood, WA 984991922042852
- Connor Houghton, D.O.Lakewood, WA 984991437681343
- James Lee, MDLakewood, WA 984991093757981
- Kelly Phillips, D.O.Lakewood, WA 984991003047796
Common questions
What is Michael J. Larson, MD's NPI number?
Michael J. Larson, MD's National Provider Identifier (NPI) is 1326080573, issued on Jun 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael J. Larson, MD located?
The NPPES record lists a practice address at 11315 Bridgeport Way SW, Lakewood, WA, 98499. Phone: (253) 588-1711. Providers update this record themselves, so call before visiting.
How can I verify Michael J. Larson, MD's license?
NPPES lists Washington license number MD00038582, 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.
How much does Michael J. Larson, MD prescribe under Medicare Part D?
In 2024, Michael J. Larson, MD had 365 Medicare Part D claims for 218 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
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.