NPPES file of Aug 9, 2026

Stanley Jian Chen, M.D.

Sleep Medicine (Psychiatry & Neurology) Physician · Bellevue, WA

Stanley Jian Chen, M.D. is a sleep medicine (psychiatry & neurology) physician with a practice address in Bellevue, Washington, and NPI 1447284849, issued on Jul 10, 2006. Check the license (Washington MD60088034, 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
1447284849
Name
Stanley Jian Chen
Credential
M.D.
Primary taxonomy
Sleep Medicine (Psychiatry & Neurology) Physician 2084S0012X
License numbers
MD60088034 WA
ND 8797 ND
Self-reported in NPPES; status is on the state search
Practice location
1900 116TH Ave NE Ste 200, Bellevue, WA 98004
Phone
(425) 502-8075
Enumerated
Jul 10, 2006
Record last updated
Jul 6, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(425) 967-5810
Medicare enrollment
Enrolled (PECOS I20090713000164); 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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8 nearest sleep medicine (psychiatry & neurology) physician records → All 30 in Washington → Look up another NPI →

Also registered at 1900 116TH Ave NE Ste 200

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

  1. Akiko Kato, N.D.Naturopath1194025874
  2. Erin ThorlaksonChiropractor1255845715

Verify Stanley Jian Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD60088034    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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Stanley Jian Chen among 30 sleep medicine (psychiatry & neurology) physician records in Washington

Stanley Jian Chen, M.D. is one of 30 sleep medicine (psychiatry & neurology) physician records with a practice address in Washington. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 53% newer
  • In a Medicare fileNo · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1985 · median 2002 among the 21 with a school on file
  • Record last updated2020 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084S0012X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sleep Medicine (Psychiatry & Neurology) Physician providers in Washington

There are 30 sleep medicine (psychiatry & neurology) physician records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 30 in Washington → Every provider in Bellevue → Sleep Medicine (Psychiatry & Neurology) Physician nationwide →

The 8 sleep medicine (psychiatry & neurology) physician records with the nearest ZIP codes

  1. Meredith Broderick, M.D.Bellevue, WA 980041578777355
  2. Randip Singh, M.D.Bellevue, WA 980041477569630
  3. Gandis Mazeika, M.D.Edmonds, WA 980261679518880
  4. Morris Chang, M.D.Issaquah, WA 980291164420428
  5. Chris Chou, M.D.Kirkland, WA 980341164872651
  6. Zeyad Morcos, MDKirkland, WA 980341235115361
  7. Joel Younger, MDKirkland, WA 980341023088127
  8. Brandon Peters-Mathews, M.D.Seattle, WA 981011295907566

Common questions

What is Stanley Jian Chen, M.D.'s NPI number?

Stanley Jian Chen, M.D.'s National Provider Identifier (NPI) is 1447284849, issued on Jul 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stanley Jian Chen, M.D. located?

The NPPES record lists a practice address at 1900 116TH Ave NE Ste 200, Bellevue, WA, 98004. Phone: (425) 502-8075. Providers update this record themselves, so call before visiting.

How can I verify Stanley Jian Chen, M.D.'s license?

NPPES lists Washington license number MD60088034, 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.

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.