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TRENT DONDERO
NPI 1235660424
Internal Medicine - Rheumatology in Seattle, WA

Active since March 21, 2017PECOS Enrolled
1660 S COLUMBIAN WAY, SEATTLE, WA 98108(206) 762-1010 Get Directions Write a Review

NPPES record last updated: April 14, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 12, 2020, Mar 21, 2017 (2 updates tracked since 2017).

About Trent Dondero NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TRENT DONDERO (NPI 1235660424) is an individual rheumatology provider in Seattle, Washington, licensed in Washington (MD61152924) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1235660424
Entity TypeIndividualMale
Primary Taxonomy207RR0500X
Provider Legal NameTRENT DONDERO
Location Address1660 S COLUMBIAN WAYSeattle, WA 98108-1532
Mailing Address4150 V St, #1100Sacramento, CA 95817-1460 · (916) 734-2737
Phone(206) 762-1010
Sole ProprietorYes
Enumeration DateMarch 21, 2017
Last NPPES UpdateApril 14, 20252 updates tracked since enumeration
NPPES CertifiedApril 14, 2025
✔ NPI 1235660424 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in WA · MD61152924
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
1660 S COLUMBIAN WAY, Seattle, WA 98108
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Trent Dondero is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Trent Dondero reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Regents Of The Univ Of Ca
595 mi
Urogynecology and Reconstructive Pelvic Surgery
4860 Y ST
Sacramento, CA 95817
  • Reassigned Medicare billing, California enrollment
  • 2,570 clinicians in this Medicare group
NPI 1285068783 (916) 734-6483
County Of Sacramento
624 mi
Federally Qualified Health Center (FQHC)
4600 BROADWAY, SUITE 1100
Sacramento, CA 95820
  • Reassigned Medicare billing, California enrollment
  • 135 clinicians in this Medicare group
NPI 1366513061 (916) 874-9670

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 98108 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$143.76 typical visit price
range $63.67 – $189.37
Typical copayment $35.94 (range $15.91 – $47.34)
Most-billed visit code 99204
Established Patient
$111.00 typical visit price
range $21.12 – $155.00
Typical copayment $27.75 (range $5.28 – $38.75)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

DR. SARAH BASTAWROUS DO
Radiology (Diagnostic Radiology)
1660 S COLUMBIAN WAY, DIAGNOSTIC IMAGING, S-RAD-114
SEATTLE, WA 98108
King County (312) 450-5258
PATRICK PATTERSON LPN
Licensed Practical Nurse
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (800) 329-8387
DR. VICTORIA SZYDLOWSKI PHD
Psychologist
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (253) 583-1759
MR. DAVID EMERY HALL OTR/L
Occupational Therapist (Human Factors)
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 277-1593
MR. MICHAEL H. SHAW LICSW
Social Worker (Clinical)
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 277-1176
MS. CYNTHIA ANN ARROWOOD RN
Registered Nurse
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 764-2542
DR. JULIE EMIKO TAKASUGI M.D.
Radiology (Diagnostic Radiology)
1660 S COLUMBIAN WAY, DEPT. RADIOLOGY S-113, PSVAHCS
SEATTLE, WA 98108
King County (206) 764-2444
MS. LAURA C HEARD RN, MS, CRRN-A
Clinical Nurse Specialist
1660 S COLUMBIAN WAY, #128
SEATTLE, WA 98108
King County (206) 277-3302

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 Trent Dondero's NPI number?

The NPI number for Trent Dondero is 1235660424. It was assigned to this individual provider in the NPPES registry on March 21, 2017.

Where is Trent Dondero located?

Trent Dondero practices at 1660 S Columbian Way, Seattle, WA 98108. The listed phone number is (206) 762-1010.

What is Trent Dondero's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Trent Dondero enrolled in Medicare?

Yes. Trent Dondero is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Trent Dondero's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Trent Dondero reassigns Medicare benefits to 2 organizations: Regents Of The Univ Of Ca (Sacramento, CA) and County Of Sacramento (Sacramento, CA). 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 Trent Dondero's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Trent Dondero was last updated on April 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.