Matthew Lassen, PA-C
NPI 1932599214 · Physician Assistant · Moscow, ID
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Lassen, PA-C is a Physician Assistant provider in Moscow, ID (NPI 1932599214).
Provider details
- NPI number
- 1932599214
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA-1229 (ID)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 59 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 89 | 25 |
| Levothyroxine Sodium | 88 | 27 |
| Omeprazole | 77 | 26 |
| Losartan Potassium | 66 | 25 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 66 | — |
| Duloxetine Hcl | 64 | 12 |
Practice location
Mailing address
Additional practice locations (3)
- 719 S Main StMoscow, ID 83843-3041Phone: (208) 848-8300Fax: (208) 882-5587
- 719 S Main StMoscow, ID 83843-3041Phone: (208) 848-8300Fax: (208) 882-5587
- 2500 W a St Ste 101Moscow, ID 83843Phone: (208) 882-0540
Registry dates
- Enumerated
- 2015-01-26
- Last updated
- 2020-04-29
- Certified
- 2020-04-29
Frequently asked questions
- What is Matthew Lassen's NPI number?
- Matthew Lassen's National Provider Identifier (NPI) is 1932599214, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Lassen's specialty?
- Matthew Lassen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Matthew Lassen located?
- Matthew Lassen's practice location on file with NPPES is 803 S Main St Ste 120, Moscow, ID 83843-2695.
- What is Matthew Lassen's phone number?
- The practice phone number listed in the NPPES registry for Matthew Lassen is (509) 444-8888.
- Does Matthew Lassen accept Medicare?
- Matthew Lassen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Lassen's NPI active?
- Yes — Matthew Lassen's NPI (1932599214) is active in the NPPES registry as of the last update on 2020-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.