Quick answers
- Does Gyujae Choi accept Medicare assignment?
- Yes. Medicare's clinician data says Gyujae Choi accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Gyujae Choi see?
- In 2024, CMS data shows 167 Original Medicare patients and 1,297 services for Gyujae Choi. This counts Original Medicare only and measures volume, not quality.
- What is Gyujae Choi's NPI number?
- 1134658404. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Gyujae Choi, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 167 |
|---|---|
| Services billed to Medicare | 1,297 |
| Different services or procedures | 26 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Ct guidance for insertion of radiation therapy fields (77014)582 services
- Radiation treatment management, 5 treatment sessions (77427)151 services
- Calculation of radiation therapy dose (77300)103 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)91 services
- Design and construction of complex radiation treatment device (77334)42 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
- Arthritis47%
- Diabetes31%
- Ischemic heart disease29%
Hospitals where Gyujae Choi works
Medicare's Facility Affiliation Data lists Gyujae Choi at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Capital Medical CenterOlympia, WA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 500139
- Multicare Auburn Medical CenterAuburn, WA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 500015
- Multicare Covington Medical CenterCovington, WA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 500154
- Multicare Good Samaritan HospitalPuyallup, WA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 500079
- Tacoma General Allenmore HospitalTacoma, WA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 500129
Practice locations
Addresses where Gyujae Choi is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 202 N Division StAuburn, WA 98001
- 222 State Ave NKent, WA 98030 (253) 372‑7788
- 315 Martin Luther King Jr WayTacoma, WA 98405
- 317 Martin Luther King Jr WayTacoma, WA 98405
- 317 Mlk Jr Way, Multicare Social Work ServTacoma, WA 98405 (253) 403‑1126
Group practices
Medicare enrollment lists Gyujae Choi as a member of this group (CMS data updated October 2, 2026).
- Multicare Health System2,325 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in Washington
Clinicians with the same Medicare primary specialty in Washington — not a recommendation.
Other clinicians in Multicare Health System
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Rochester School Of Medicine And Dentistry |
| Graduation year | 2017 (9 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1134658404 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians