Doctor profile · Federal record

Dr. Stanley Chen, M.D.

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

  • NPI 1447284849
  • 41 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1900 116Th Ave Ne Ste 200
Bellevue, WA 980043052
(425) 502-8075
fax (425) 967-5810
Mailing address
Po Box 12362
Mill Creek, WA 980820362

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 6, 2020
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
2084S0012X — NUCC code
State licenses (2)
Washington #MD60088034 · North Dakota #ND 8797

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447284849. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
35
Distinct HCPCS
1
Medicare allowed
$4,656
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 35 21 $133

In context: peer comparison

Among 2 peers in this city , average services per provider: 80. This provider delivers 0.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Stanley Chen's medical specialty?
Dr. Stanley Chen practices Sleep Medicine (Psychiatry & Neurology) Physician in Bellevue, WA.
Where does Dr. Stanley Chen practice?
Dr. Stanley Chen practices at 1900 116Th Ave Ne Ste 200, Bellevue, WA 980043052. Office phone: 4255028075.
What is Dr. Stanley Chen's NPI?
Dr. Stanley Chen's National Provider Identifier (NPI) is 1447284849, issued by NPPES.
Does Dr. Stanley Chen accept Medicare assignment?
Dr. Stanley Chen does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Stanley Chen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.