DR. STANLEY JIAN CHEN M.D.
NPI 1447284849
Psychiatry & Neurology - Sleep Medicine in Bellevue, WA
About Dr. Stanley Jian Chen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STANLEY JIAN CHEN M.D. (NPI 1447284849) is an individual sleep medicine provider in Bellevue, Washington, licensed in Washington (MD60088034) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1985).
NPPES Registry Identity
Specialties & Licenses 3
Other Names 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Stanley Jian Chen M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Stanley Chen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Granite Falls, WA 98252
- Reassigned Medicare billing, Washington enrollment
- 463 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98004 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 13
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BELLEVUE, WA 98004
BELLEVUE, WA 98004
BELLEVUE, WA 98004
BELLEVUE, WA 98004
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Stanley Chen's NPI number?
The NPI number for Stanley Chen is 1447284849. It was assigned to this individual provider in the NPPES registry on July 10, 2006. The provider is also known as Jian Chen.
Where is Stanley Chen located?
Stanley Chen practices at 1900 116th Ave NE Ste 200, Bellevue, WA 98004. The listed phone number is (425) 502-8075.
What is Stanley Chen's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Sleep Medicine, with taxonomy code 2084S0012X.
Is Stanley Chen enrolled in Medicare?
Yes. Stanley Chen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Stanley Chen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stanley Chen reassigns Medicare benefits to Public Hospital Dist No 1 Skagit (Granite Falls, WA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Stanley Chen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stanley Chen accept?
Health plans from Providence Health Plan list Stanley Chen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Stanley Chen was last updated on July 6, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Stanley Jian Chen, M.D. · NPI 1447284849
Sleep Medicine physician in Bellevue, Washington. Individual provider, active in the CMS NPPES registry since July 10, 2006.
## Identity
- **NPI:** 1447284849 (Entity type: Individual)
- **Enumerated:** July 10, 2006
- **Primary specialty:** Psychiatry & Neurology - Sleep Medicine · taxonomy 2084S0012X
- **State license:** MD60088034 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1900 116TH AVE NE STE 200, Bellevue, WA 98004-3052
- **Phone:** (425) 502-8075 · **Fax:** (425) 967-5810
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Public Hospital Dist No 1 Skagit (NPI 1033164470, Granite Falls, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1985
## Record status
- **NPPES last updated:** July 6, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1447284849) · Data from the CMS NPPES public registry.