NPPES file of Aug 9, 2026

Megan Kathleen Schlussler, MD

Internal Medicine Physician · Seattle, WA

Megan Kathleen Schlussler, MD is an internal medicine physician with a practice address in Seattle, Washington, and NPI 1780387126, issued on Mar 24, 2023. Check the license (Washington 70047631, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780387126
Name
Megan Kathleen Schlussler
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
70047631 WA
Self-reported in NPPES; status is on the state search
Practice location
925 Seneca St, Seattle, WA 98101
Phone
(206) 583-6079
Enumerated
Mar 24, 2023
Record last updated
Jun 30, 2026
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 925 Seneca St

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

  1. Jonathan Abe, MDInternal Medicine Physician1346090875
  2. Katherine Adler, MDInternal Medicine Physician1841418886
  3. Sanjhavi AgarwalStudent in an Organized Health Care Education/Training Program1902410053
  4. Jason Agtarap, MDStudent in an Organized Health Care Education/Training Program1194576181
  5. Shani AharonStudent in an Organized Health Care Education/Training Program1316526650
  6. Mohammad Ahmed, DOHospitalist Physician1063819381

Verify Megan Kathleen Schlussler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license 70047631
    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

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92% fewer Medicare Part D claims than the average internal medicine physician in 2024

239 Medicare Part D claims for 67 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Megan Schlussler239
  2. Specialty average3,176

Most prescribed

  1. Eliquis13 claims
  2. Tamsulosin Hcl13 claims
  3. Atorvastatin Calcium12 claims
  4. Metoprolol Succinate11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Megan Kathleen Schlussler among 3,079 internal medicine physician records in Washington

Megan Kathleen Schlussler, MD is one of 3,079 internal medicine physician records with a practice address in Washington. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 96% of them.

  • NPI issued2023 · 96% of these records are older, 3% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2026 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

821 internal medicine physician records list a practice address in Seattle

They are 821 of the 41,956 NPPES records with a practice address in Seattle, and 3,079 internal medicine physician records in Washington.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Lesley Althouse, MDSeattle, WA 981011669402608
  2. Leslie Bailey, M.D.Seattle, WA 981011255366613
  3. A Bender, MDSeattle, WA 981011265462634
  4. Christopher Carlsten, MDSeattle, WA 981011891734208
  5. Stephan Fihn, MDSeattle, WA 981011225098320
  6. Richard Furlong, MDSeattle, WA 981011457370777
  7. Carrie Horwitch, MDSeattle, WA 981011477574325
  8. Paul Kassab, MDSeattle, WA 981011740287275

Common questions

What is Megan Kathleen Schlussler, MD's NPI number?

Megan Kathleen Schlussler, MD's National Provider Identifier (NPI) is 1780387126, issued on Mar 24, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Megan Kathleen Schlussler, MD located?

The NPPES record lists a practice address at 925 Seneca St, Seattle, WA, 98101. Phone: (206) 583-6079. Providers update this record themselves, so call before visiting.

How can I verify Megan Kathleen Schlussler, MD's license?

NPPES lists Washington license number 70047631, 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.

How much does Megan Kathleen Schlussler, MD prescribe under Medicare Part D?

In 2024, Megan Kathleen Schlussler, MD had 239 Medicare Part D claims for 67 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions 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. 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.