NPPES file of Aug 9, 2026

Matthew David Blackham

Peer Specialist · Seattle, WA

Matthew David Blackham is a peer specialist with a practice address in Seattle, Washington, and NPI 1831810761, issued on Sep 8, 2022. Check the license with the Washington board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1831810761
Name
Matthew David Blackham
Primary taxonomy
Peer Specialist 175T00000X
Practice location
2100 24TH Ave S Ste 260, Seattle, WA 98144
Phone
(206) 382-5340
Enumerated
Sep 8, 2022
Record last updated
Sep 8, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2100 24TH Ave S Ste 260

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Dalin Abuni'AjCounselor1528846417
  2. Demi AndersonPeer Specialist1013789858
  3. Madeline Bales, LMHCMental Health Counselor1255861886
  4. Deshayla BanksCounselor1710645676
  5. Shelby BennettCounselor1467910679
  6. Jess BermudesCounselor1982173852

Verify Matthew David Blackham in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Peer Specialist providers in Washington

There are 2,628 peer specialist records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,628 in Washington → Every provider in Seattle →

Other peer specialist records in Washington

  1. Alecxandrea AbbottPort Angeles, WA1407497852
  2. Carissa AbbottOlympia, WA1063265049
  3. Zainab AbdEverett, WA1578031662
  4. Jarniful Abdul Razek, THW000111369Kennewick, WA1063206217
  5. Austin AbendrothBellingham, WA1508537820
  6. Dorothy AboyteBremerton, WA1801555115
  7. Jordyn Abraham, CPSSTLongview, WA1083482236
  8. Megan AbrahamSeattle, WA1255259263
  9. Elizabeth AbrahamsonStanwood, WA1033066485
  10. Gerry Achola, CPCSeattle, WA1568269215

Common questions

What is Matthew David Blackham's NPI number?

Matthew David Blackham's National Provider Identifier (NPI) is 1831810761, issued on Sep 8, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Matthew David Blackham located?

The NPPES record lists a practice address at 2100 24TH Ave S Ste 260, Seattle, WA, 98144. Phone: (206) 382-5340. Providers update this record themselves, so call before visiting.

How can I verify Matthew David Blackham's license?

Search the Washington board that licenses this profession; the NPPES record confirms identity 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.