NPPES file of Aug 9, 2026

Matthew W. Louie, M.D.

Hospice and Palliative Medicine (Internal Medicine) Physician · Olympia, WA

Matthew W. Louie, M.D. is a hospice and palliative medicine (internal medicine) physician with a practice address in Olympia, Washington, and NPI 1952689077, issued on Jul 22, 2011. Check the license (Washington MD60580700, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1952689077
Name
Matthew W. Louie
Credential
M.D.
Primary taxonomy
Hospice and Palliative Medicine (Internal Medicine) Physician 207RH0002X
License numbers
MD60580700 WA
60233 WI
Self-reported in NPPES; status is on the state search
Practice location
413 Lilly RD NE, Olympia, WA 98506
Phone
(360) 491-9480
Enumerated
Jul 22, 2011
Record last updated
Sep 15, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150917001901); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 413 Lilly RD NE

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

  1. Stella Aaboe, MDAnesthesiology Physician1306810700
  2. Waleed Abraham, MDInternal Medicine Physician1871567495
  3. Fredrick An, DOInternal Medicine Physician1194991901
  4. Nina Andersen, DOHospice and Palliative Medicine (Internal Medicine) Physician1912535576
  5. Andrea Andrews, PHARMDPharmacist1952855389
  6. Scott Archer, ARNPAdult Health Nurse Practitioner1093979940

Verify Matthew W. Louie in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD60580700
    Check 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
Open 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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Bills Medicare through 2 group practices

  1. Providence Health And Services WashingtonOlympia, WA
  2. Providence Health And Services WashingtonCentralia, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Matthew W. Louie among 65 hospice and palliative medicine (internal medicine) physician records in Washington

Matthew W. Louie, M.D. is one of 65 hospice and palliative medicine (internal medicine) physician records with a practice address in Washington. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 66% of them.

  • NPI issued2011 · 66% of these records are older, 25% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2011 · median 2007 among the 37 with a school on file
  • Record last updated2015 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0002X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospice and Palliative Medicine (Internal Medicine) Physician providers in Washington

There are 65 hospice and palliative medicine (internal medicine) physician records in Washington.

The 8 hospice and palliative medicine (internal medicine) physician records with the nearest ZIP codes

  1. Nina Andersen, DOOlympia, WA 985061912535576
  2. Sarah Merrifield, MDOlympia, WA 985061104014364
  3. Donna Apolinario, MDUniversity Place, WA 984661376638627
  4. Bruce Brazina, MDUniversity Place, WA 984661063442200
  5. David Brunelle, MDUniversity Place, WA 984661710906011
  6. Faye Ann Bulaon-Siek, MDUniversity Place, WA 984661932347267
  7. Christine Cofer, MDUniversity Place, WA 984661013075605
  8. Luke O'Neill, M.D.University Place, WA 984661962855478

Common questions

What is Matthew W. Louie, M.D.'s NPI number?

Matthew W. Louie, M.D.'s National Provider Identifier (NPI) is 1952689077, issued on Jul 22, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Matthew W. Louie, M.D. located?

The NPPES record lists a practice address at 413 Lilly RD NE, Olympia, WA, 98506. Phone: (360) 491-9480. Providers update this record themselves, so call before visiting.

How can I verify Matthew W. Louie, M.D.'s license?

NPPES lists Washington license number MD60580700, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

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.