Kaitlin Lassen, PA-C
Medical Physician Assistant · Bellevue, WA
Kaitlin Lassen, PA-C is a medical physician assistant with a practice address in Bellevue, Washington, and NPI 1093263873, issued on Sep 21, 2016. Check the license with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kaitlin Lassen
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- PA9110458 FL
Self-reported in NPPES; status is on the state search - Practice location
- 11695 NE 4TH St, Bellevue, WA 98004
- Phone
- (425) 637-1855
- Enumerated
- Sep 21, 2016
- Record last updated
- Sep 11, 2025
- Fax
- (206) 344-7970
- Medicare enrollment
- Enrolled (PECOS I20211109003590); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 1,068 in Washington → Look up another NPI →
Also registered at 11695 NE 4TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kaitlin Lassen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% more Medicare Part D claims than the average medical physician assistant in 2024
1,701 Medicare Part D claims for 328 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 44 claims were for opioids.
Most prescribed
- Atorvastatin Calcium111 claims
- Levothyroxine Sodium98 claims
- Amlodipine Besylate87 claims
- Losartan Potassium62 claims
- Gabapentin54 claims
- Lisinopril44 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.
3 hospitals and group practices
- Virginia Mason Medical CenterIssaquah, WA · Acute Care Hospitals5 of 5 stars
- Select Outpatient Services IncGlenview, IL
- Select Rehabilitation, LLCGlenview, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Kaitlin Lassen among 1,068 medical physician assistant records in Washington
Kaitlin Lassen, PA-C is one of 1,068 medical physician assistant records with a practice address in Washington. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 76% of them.
- NPI issued2016 · 76% of these records are older, 20% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated2016 · median 2013 among the 581 with a school on file
- Record last updated2025 · 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 363AM0700X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Washington
There are 1,068 medical physician assistant records in Washington.
All 1,068 in Washington → Every provider in Bellevue → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Andrew Cahn, PA-CBellevue, WA 980041770735748
- Alison Chromy, PA-CBellevue, WA 980041760715221
- Lynda Crescenzi, PA-CBellevue, WA 980041841266137
- Carolyn Francis, PA-CBellevue, WA 980041790780401
- Kenneth Haverkamp, PA-CBellevue, WA 980041487703518
- Matthew Hrin, PACBellevue, WA 980041821658675
- Emily Jacobs, PABellevue, WA 980041487272134
- Gabrielle Knight, PA-CBellevue, WA 980041831850338
Common questions
What is Kaitlin Lassen, PA-C's NPI number?
Kaitlin Lassen, PA-C's National Provider Identifier (NPI) is 1093263873, issued on Sep 21, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Kaitlin Lassen, PA-C located?
The NPPES record lists a practice address at 11695 NE 4TH St, Bellevue, WA, 98004. Phone: (425) 637-1855. Providers update this record themselves, so call before visiting.
How can I verify Kaitlin Lassen, PA-C's license?
Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Kaitlin Lassen, PA-C prescribe under Medicare Part D?
In 2024, Kaitlin Lassen, PA-C had 1,701 Medicare Part D claims for 328 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.