IndividualActive
Matthew Duffey
NPI 1730621772 · Licensed Practical Nurse · Seattle, WA
Matthew Duffey is a Licensed Practical Nurse provider in Seattle, WA (NPI 1730621772).
Provider details
- NPI number
- 1730621772
- Entity type
- Individual
- Primary specialty
- Licensed Practical NurseNursing Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- LP60679815 (WA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(71/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
3822 S Edmunds St Apt 3
Seattle, WA 98118-1754
Phone: (909) 331-5640
Street-level locationGet directions
Mailing address
15675 Ambaum Blvd Sw
Burien, WA 98166-2523
Registry dates
- Enumerated
- 2016-11-08
- Last updated
- 2018-04-06
Frequently asked questions
- What is Matthew Duffey's NPI number?
- Matthew Duffey's National Provider Identifier (NPI) is 1730621772, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Duffey's specialty?
- Matthew Duffey is listed in the NPPES registry with a primary specialty of Licensed Practical Nurse (Nursing Service Providers).
- Where is Matthew Duffey located?
- Matthew Duffey's practice location on file with NPPES is 3822 S Edmunds St Apt 3, Seattle, WA 98118-1754.
- What is Matthew Duffey's phone number?
- The practice phone number listed in the NPPES registry for Matthew Duffey is (909) 331-5640.
- Is Matthew Duffey's NPI active?
- Yes — Matthew Duffey's NPI (1730621772) is active in the NPPES registry as of the last update on 2018-04-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.