TIM NG DO
NPI 1154718377
Hospitalist in Seattle, WA
About Tim Ng Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TIM NG DO (NPI 1154718377) is an individual hospitalist provider in Seattle, Washington, licensed in Washington (OP60920717) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS, is affiliated with Swedish Medical Center / Cherry Hill, and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 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 and accepts Medicare assignment
Tim Ng Do 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 Reassignments
2Medicare enrollment records show Tim Ng reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 1,270 clinicians in this Medicare group
Seattle, WA 98146
- Reassigned Medicare billing, Washington enrollment
- 403 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 4
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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Swedish Medical Center / Cherry Hill
Acute Care Hospitals · Seattle, WASwedish Medical Center
Acute Care Hospitals · Seattle, WASwedish Issaquah
Acute Care Hospitals · Issaquah, WAPhysician 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 2
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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Tim Ng's NPI number?
The NPI number for Tim Ng is 1154718377. It was assigned to this individual provider in the NPPES registry on April 26, 2015. The provider is also known as Tim Ng Do.
Where is Tim Ng located?
Tim Ng practices at 747 Broadway, Seattle, WA 98122. The listed phone number is (206) 386-6000.
What is Tim Ng's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Tim Ng enrolled in Medicare?
Yes. Tim Ng 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 organizations bill Medicare for Tim Ng's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tim Ng reassigns Medicare benefits to 2 organizations: Swedish Health Services (Seattle, WA) and Healthpoint (Seattle, WA). Each 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 Tim Ng's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tim Ng accept?
Health plans from Premera Blue Cross Blue Shield of Alaska list Tim Ng 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.
Is Tim Ng affiliated with any hospitals?
According to CMS data, Tim Ng is affiliated with Swedish Medical Center / Cherry Hill, Swedish Medical Center and Swedish Issaquah.
When was this NPI record last updated?
The NPPES record for Tim Ng was last updated on October 2, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Tim Ng, DO · NPI 1154718377
Hospitalist physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since April 26, 2015.
## Identity
- **NPI:** 1154718377 (Entity type: Individual)
- **Enumerated:** April 26, 2015
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** OP60920717 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 747 BROADWAY, Seattle, WA 98122-4307
- **Phone:** (206) 386-6000
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Swedish Health Services (NPI 1689612954, Seattle, WA); Healthpoint (NPI 1174888119, Seattle, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** October 2, 2023
- **Other identifiers:** Medicaid 1154718377 (WA)
---
Source: [NPI Profile](https://npiprofile.com/npi/1154718377) · Data from the CMS NPPES public registry.