DENNIS LIEN-HSUN SU M.D.
NPI 1649403866
Surgery - Vascular Surgery in Renton, WA
About Dennis Lien-hsun Su M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DENNIS LIEN-HSUN SU M.D. (NPI 1649403866) is an individual vascular surgery provider in Renton, Washington, licensed in Washington (60106870) and active in the NPI registry since September 2009. He is enrolled in Medicare PECOS, is affiliated with Good Shepherd Medical Center, and maintains a secondary practice location in Tacoma.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Dennis Lien-hsun Su M.d. 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
4Medicare enrollment records show Dennis Su reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Renton, WA 98055
- Reassigned Medicare billing, Washington enrollment
- 689 clinicians in this Medicare group
Renton, WA 98057
- Reassigned Medicare billing, Washington enrollment
- 2,678 clinicians in this Medicare group
Kennewick, WA 99338
- Reassigned Medicare billing, Washington enrollment
- 159 clinicians in this Medicare group
Hermiston, OR 97838
- Reassigned Medicare billing, Oregon enrollment
- 344 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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Good Shepherd Medical Center
Critical Access Hospitals · Hermiston, ORTrios Health
Acute Care Hospitals · Kennewick, WAKadlec Regional Medical Center
Acute Care Hospitals · Richland, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98055 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.
RENTON, WA 98055
RENTON, WA 98055
RENTON, WA 98055
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 Dennis Su's NPI number?
The NPI number for Dennis Su is 1649403866. It was assigned to this individual provider in the NPPES registry on September 3, 2009.
Where is Dennis Su located?
Dennis Su practices at 4300 Talbot Rd S Suite 101, Renton, WA 98055. The listed phone number is (253) 735-4341.
What is Dennis Su's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.
Is Dennis Su enrolled in Medicare?
Yes. Dennis Su 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 Dennis Su's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dennis Su reassigns Medicare benefits to 4 organizations: Valley Medical Group-Renton (Renton, WA), Kaiser Foundation Health Plan Of Washington (Renton, WA), Rcch Trios Health LLC (Kennewick, WA) and Good Shepherd Health Care System (Hermiston, OR). 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 Dennis Su's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Dennis Su accept?
Health plans from Ambetter Health, Moda Health Plan, Inc., Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Dennis Su 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 Dennis Su affiliated with any hospitals?
According to CMS data, Dennis Su is affiliated with Good Shepherd Medical Center, Trios Health and Kadlec Regional Medical Center.
When was this NPI record last updated?
The NPPES record for Dennis Su was last updated on April 25, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dennis Lien-Hsun Su, M.D. · NPI 1649403866
Vascular Surgery physician in Renton, Washington. Individual provider, active in the CMS NPPES registry since September 3, 2009.
## Identity
- **NPI:** 1649403866 (Entity type: Individual)
- **Enumerated:** September 3, 2009
- **Primary specialty:** Surgery - Vascular Surgery · taxonomy 2086S0129X
- **State license:** 60106870 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 4300 TALBOT RD S, SUITE 101, Renton, WA 98055-6238
- **Phone:** (253) 735-4341 · **Fax:** (253) 833-2071
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Valley Medical Group-Renton (NPI 1619209574, Renton, WA); Kaiser Foundation Health Plan Of Washington (NPI 1124264577, Renton, WA); Rcch Trios Health LLC (NPI 1831682806, Kennewick, WA); Good Shepherd Health Care System (NPI 1295789667, Hermiston, OR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** April 25, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1649403866) · Data from the CMS NPPES public registry.