NPPES file of Aug 9, 2026

Lan Thao Tran, M.D.

Maternal & Fetal Medicine Physician · Seattle, WA

Lan Thao Tran, M.D. is a maternal & fetal medicine physician with a practice address in Seattle, Washington, and NPI 1750448486, issued on Jan 2, 2007. Check the license (Washington 00042279, 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
1750448486
Name
Lan Thao Tran
Credential
M.D.
Primary taxonomy
Maternal & Fetal Medicine Physician 207VM0101X
License number
00042279 WA
Self-reported in NPPES; status is on the state search
Practice location
1229 Madison St, Seattle, WA 98104
Phone
(206) 386-2101
Enumerated
Jan 2, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(206) 386-2555
Medicaid ID
8364267 WA
Medicare enrollment
Enrolled (PECOS I20040719001125); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 1999
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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8 nearest maternal & fetal medicine physician records → All 76 in Washington → Look up another NPI →

Also registered at 1229 Madison St

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

  1. Jamila Ali, DOULADoula1508453275
  2. Andrew Allshouse, NDNaturopath1356509343
  3. Albert Azose, M.D.Diagnostic Radiology Physician1972556876
  4. Daniel BailesAnesthesiology Physician1952331985
  5. Megan Bancroft, SLPSpeech-Language Pathologist1124410618
  6. Karen Bard, PTPhysical Therapist1649355983

Verify Lan Thao Tran in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license 00042279    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 one group practice

  1. Obstetrix Medical Group OF Washington Inc PSEverett, WA

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

Lan Thao Tran among 76 maternal & fetal medicine physician records in Washington

Lan Thao Tran, M.D. is one of 76 maternal & fetal medicine physician records with a practice address in Washington. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 46% of them.

  • NPI issued2007 · 46% of these records are older, 36% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1999 · median 2006 among the 48 with a school on file
  • Record last updated2007 · 71% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VM0101X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Maternal & Fetal Medicine Physician providers in Washington

There are 76 maternal & fetal medicine physician records in Washington.

All 76 in Washington → Every provider in Seattle → Maternal & Fetal Medicine Physician nationwide →

The 8 maternal & fetal medicine physician records with the nearest ZIP codes

  1. Brigit Brock, M.D.Seattle, WA 981041235182411
  2. Katherine Eastwood, MDSeattle, WA 981041396820197
  3. James Harding, M.D.Seattle, WA 981041821056045
  4. David Luthy, MDSeattle, WA 981041760444574
  5. Suzanne Peterson, MDSeattle, WA 981041861605453
  6. Tanya Sorensen, MDSeattle, WA 981041487605036
  7. Sarah Waller, M.D.Seattle, WA 981041740464379
  8. Luchin Wong, MDSeattle, WA 981041063689057

Common questions

What is Lan Thao Tran, M.D.'s NPI number?

Lan Thao Tran, M.D.'s National Provider Identifier (NPI) is 1750448486, issued on Jan 2, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Lan Thao Tran, M.D. located?

The NPPES record lists a practice address at 1229 Madison St, Seattle, WA, 98104. Phone: (206) 386-2101. Providers update this record themselves, so call before visiting.

How can I verify Lan Thao Tran, M.D.'s license?

NPPES lists Washington license number 00042279, 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.

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.