STEPHANIE THAO THANH NGO MD
NPI 1861854317
Family Medicine in Seattle, WA
About Stephanie Thao Thanh Ngo Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHANIE THAO THANH NGO MD (NPI 1861854317) is an individual family medicine provider in Seattle, Washington, licensed in Washington (MD60852591) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS and is a graduate of Duke University School Of Medicine (2016).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Stephanie Thao Thanh Ngo Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Stephanie Ngo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 121 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98122 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SEATTLE, WA 98122
SEATTLE, WA 98122
SEATTLE, WA 98122
SEATTLE, WA 98122
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 Stephanie Ngo's NPI number?
The NPI number for Stephanie Ngo is 1861854317. It was assigned to this individual provider in the NPPES registry on March 23, 2016.
Where is Stephanie Ngo located?
Stephanie Ngo practices at 550 16th Ave Ste 100, Seattle, WA 98122. The listed phone number is (206) 320-2484.
What is Stephanie Ngo's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Stephanie Ngo enrolled in Medicare?
Yes. Stephanie Ngo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Stephanie Ngo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephanie Ngo reassigns Medicare benefits to International Community Health Services (Seattle, 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 Stephanie Ngo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stephanie Ngo accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Stephanie Ngo 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 Stephanie Ngo was last updated on May 8, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Stephanie Thao Thanh Ngo, MD · NPI 1861854317
Family Medicine physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since March 23, 2016.
## Identity
- **NPI:** 1861854317 (Entity type: Individual)
- **Enumerated:** March 23, 2016
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** MD60852591 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 550 16TH AVE STE 100, Seattle, WA 98122-5636
- **Phone:** (206) 320-2484
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** International Community Health Services (NPI 1376083741, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Duke University School Of Medicine, class of 2016
## Record status
- **NPPES last updated:** May 8, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1861854317) · Data from the CMS NPPES public registry.