Matthew Lassen, PA-C
Physician Assistant · Moscow, ID
Matthew Lassen, PA-C is a physician assistant with a practice address in Moscow, Idaho, and NPI 1932599214, issued on Jan 26, 2015. Check the license (Idaho PA-1229, as entered in NPPES) with the Idaho board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Matthew Lassen
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA-1229 ID
Self-reported in NPPES; status is on the state search - Practice location
- 803 S Main St Ste 120, Moscow, ID 83843
- Phone
- (509) 444-8888
- Enumerated
- Jan 26, 2015
- Record last updated
- Apr 29, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150401001280); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 1,250 in Idaho → Look up another NPI →
Also registered at 803 S Main St Ste 120
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Morgan Bond, LMSWSocial Worker1699465674
- Amanda BurksPhysician Assistant1699305185
- Heather CrawfordDental Hygienist1366296139
- Trang Doan, DDSDentist1659825073
- Dennis Falen, PA-CMedical Physician Assistant1528501475
- Kimberly Hassler, M.D.Family Medicine Physician1629100870
Verify Matthew Lassen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Idaho board licenses this profession
Search for license PA-1229Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average physician assistant in 2024
2,096 Medicare Part D claims for 150 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 103 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium89 claims
- Levothyroxine Sodium88 claims
- Omeprazole77 claims
- Hydrocodone-Acetaminophen66 claims
- Losartan Potassium66 claims
- Duloxetine Hcl64 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 2 group practices
- Community Health Association OF SpokaneMoscow, ID
- Gritman Medical Center IncMoscow, ID
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matthew Lassen among 1,250 physician assistant records in Idaho
Matthew Lassen, PA-C is one of 1,250 physician assistant records with a practice address in Idaho. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 45% of them.
- NPI issued2015 · 45% of these records are older, 52% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2014 · median 2017 among the 961 with a school on file
- Record last updated2020 · 35% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Idaho practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 physician assistant records list a practice address in Moscow
They are 10 of the 659 NPPES records with a practice address in Moscow, and 1,250 physician assistant records in Idaho.
All 1,250 in Idaho → Every provider in Moscow → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Amanda BurksMoscow, ID 838431699305185
- Jessica Cruz, MPAS, PA-CMoscow, ID 838431952942195
- Rachel Ensley, PA-CMoscow, ID 838431164905865
- Steven Fischer, PACMoscow, ID 838431811961881
- Wendy Goodrich, PA CMoscow, ID 838431255400388
- James McCallMoscow, ID 838431801484613
- Sheridan MeyerMoscow, ID 838431437885373
- Barret SchneiderMoscow, ID 838431962171231
Common questions
What is Matthew Lassen, PA-C's NPI number?
Matthew Lassen, PA-C's National Provider Identifier (NPI) is 1932599214, issued on Jan 26, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Lassen, PA-C located?
The NPPES record lists a practice address at 803 S Main St Ste 120, Moscow, ID, 83843. Phone: (509) 444-8888. Providers update this record themselves, so call before visiting.
How can I verify Matthew Lassen, PA-C's license?
NPPES lists Idaho license number PA-1229, as entered by the provider. Search the Idaho board that licenses this profession; the NPPES record confirms identity only.
How much does Matthew Lassen, PA-C prescribe under Medicare Part D?
In 2024, Matthew Lassen, PA-C had 2,096 Medicare Part D claims for 150 beneficiaries; the average among physician assistant prescribers was 830. 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.