Matthew Andersen, PA
NPI 1669444774 · Cardiovascular Disease Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Andersen, PA is a Cardiovascular Disease Physician provider in Seattle, WA (NPI 1669444774).
Provider details
- NPI number
- 1669444774
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- PA
- Sex
- Male
- Sole proprietor
- No
- License
- PA10004680 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
27 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Coronary Artery Bypass Using Artery Graft, 1 Graft33533 | 14 | $249 |
| Harvest of Vein Using an Endoscope33508 | 13 | $2 |
Typical Medicare-allowed amounts for these services range $2–$249 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 31 | 29 |
| Potassium Chloride | 27 | 26 |
| Pantoprazole Sodium | 18 | 18 |
| Oxycodone Hcl | 16 | 15 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 15 | 15 |
| Metoprolol Succinate | 13 | — |
| Metoprolol Tartrate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-02
- Last updated
- 2024-08-28
- Certified
- 2024-08-28
Frequently asked questions
- What is Matthew Andersen's NPI number?
- Matthew Andersen's National Provider Identifier (NPI) is 1669444774, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Andersen's specialty?
- Matthew Andersen is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Andersen located?
- Matthew Andersen's practice location on file with NPPES is 1100 9th Ave, Seattle, WA 98101-2756.
- What is Matthew Andersen's phone number?
- The practice phone number listed in the NPPES registry for Matthew Andersen is (206) 223-6600.
- Does Matthew Andersen accept Medicare?
- Matthew Andersen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Andersen's NPI active?
- Yes — Matthew Andersen's NPI (1669444774) is active in the NPPES registry as of the last update on 2024-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.