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Matthew Blackham
NPI 1831810761 · Peer Specialist · Seattle, WA
Matthew Blackham is a Peer Specialist provider in Seattle, WA (NPI 1831810761).
Provider details
- NPI number
- 1831810761
- Entity type
- Individual
- Primary specialty
- Peer SpecialistOther Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
83% 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
2100 24th Ave S Ste 260
Seattle, WA 98144-4644
Phone: (206) 382-5340
Street-level locationGet directions
Mailing address
909 4th Ave
Seattle, WA 98104-1108
Registry dates
- Enumerated
- 2022-09-08
- Last updated
- 2022-09-08
- Certified
- 2022-09-08
Frequently asked questions
- What is Matthew Blackham's NPI number?
- Matthew Blackham's National Provider Identifier (NPI) is 1831810761, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Blackham's specialty?
- Matthew Blackham is listed in the NPPES registry with a primary specialty of Peer Specialist (Other Service Providers).
- Where is Matthew Blackham located?
- Matthew Blackham's practice location on file with NPPES is 2100 24th Ave S Ste 260, Seattle, WA 98144-4644.
- What is Matthew Blackham's phone number?
- The practice phone number listed in the NPPES registry for Matthew Blackham is (206) 382-5340.
- Is Matthew Blackham's NPI active?
- Yes — Matthew Blackham's NPI (1831810761) is active in the NPPES registry as of the last update on 2022-09-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.