NPPES file of Aug 9, 2026

Isabelle Allison Mulder, MD

Obstetrics & Gynecology Physician · Seattle, WA

Isabelle Allison Mulder, MD is an obstetrics & gynecology physician with a practice address in Seattle, Washington, and NPI 1790365054, issued on Apr 12, 2021. Check the license (Washington MD61666549, as entered in NPPES) on the Washington Medical Commission; 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
1790365054
Name
Isabelle Allison Mulder
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
MD61666549 WA
Self-reported in NPPES; status is on the state search
Practice location
1959 NE Pacific St, Seattle, WA 98195
Phone
(206) 520-5000
Enumerated
Apr 12, 2021
Record last updated
Aug 6, 2025
Medicare enrollment
Enrolled (PECOS I20250620001893); may accept 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 1959 NE Pacific St

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

  1. Benjamin AaronsonPsychologist1497108880
  2. Laith Abandeh, MDPediatric Radiology Physician1609404243
  3. Rebecca AbayInternal Medicine Physician1528565520
  4. Gifti Abbo, MDStudent in an Organized Health Care Education/Training Program1316688989
  5. Nandini AbburiNeurology Physician1730618349
  6. Mohamed AbdelmotlebDiagnostic Radiology Physician1134892656

Verify Isabelle Allison Mulder in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD61666549
    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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Obstetrics & Gynecology Physician providers in Washington

There are 1,038 obstetrics & gynecology physician records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other obstetrics & gynecology physician records in Washington

  1. Monica Abbi, MDTacoma, WA1295703650
  2. Hasan Abdessamad, MDBurien, WA1265643472
  3. Daniela Abreu, DOMount Vernon, WA1770169260
  4. Kayla Aczon, ARNPAuburn, WA1093560021
  5. Kristina Adams WaldorfSeattle, WA1659457463
  6. Christen Adkins, MDSeattle, WA1689017956
  7. Richard Agress, M.D.Seattle, WA1215902036
  8. Patricia Agudelo Suarez, MDSeattle, WA1821139445
  9. Homayoun Akhavan-Saraf, M.D.Vancouver, WA1518906916
  10. Chiazor Akusoba, M.D.Issaquah, WA1104261064

Common questions

What is Isabelle Allison Mulder, MD's NPI number?

Isabelle Allison Mulder, MD's National Provider Identifier (NPI) is 1790365054, issued on Apr 12, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Isabelle Allison Mulder, MD located?

The NPPES record lists a practice address at 1959 NE Pacific St, Seattle, WA, 98195. Phone: (206) 520-5000. Providers update this record themselves, so call before visiting.

How can I verify Isabelle Allison Mulder, MD's license?

NPPES lists Washington license number MD61666549, 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. 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.