Quick answers
- Which hospitals does Sangik Oh work at?
- Medicare's official clinician data lists Sangik Oh at 4 hospitals: Highline Medical Center, Overlake Hospital Medical Center & Clinics, St Francis Community Hospital and St Joseph Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sangik Oh see patients?
- Medicare's clinician data lists 6 practice locations, including Bellevue, WA, Issaquah, WA and Burien, WA. Call before your visit to confirm the address.
- What is Sangik Oh's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
- Does Sangik Oh accept Medicare assignment?
- Yes. Medicare's clinician data says Sangik Oh accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Sangik Oh offer telehealth?
- Medicare's clinician data says Sangik Oh offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Sangik Oh?
- (425) 454-4768, as listed in official Medicare / NPI Registry data.
- What is Sangik Oh's NPI number?
- 1679550867. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sangik Oh works
Medicare's Facility Affiliation Data lists Sangik Oh at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Highline Medical CenterBurien, WA · Acute Care Hospital · CCN 500011
- Overlake Hospital Medical Center & ClinicsBellevue, WA · Acute Care Hospital · CCN 500051
- St Francis Community HospitalFederal Way, WA · Acute Care Hospital · CCN 500141
- St Joseph Medical CenterTacoma, WA · Acute Care Hospital · CCN 500108
Practice locations
Addresses where Sangik Oh is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1135 116th Ave NE, Suite 560Bellevue, WA 98004 (425) 454‑4768
- 1301 4th Ave NW, Unit 303Issaquah, WA 98027 (425) 270‑6363
- 16251 Sylvester Rd SWBurien, WA 98166 (206) 244‑9970
- 1812 S J St, Suite 120Tacoma, WA 98405 (253) 428‑2200
- 34503 9th Ave SFederal Way, WA 98003
Group practices
Medicare enrollment lists Sangik Oh as a member of these groups (CMS data updated 2026-10-02).
- Franciscan Medical Group1,421 clinicians in the group
- Washington Gastroenterology PLLC143 clinicians in the group
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in Bellevue
Clinicians with the same Medicare primary specialty in Bellevue, WA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Tufts University School Of Medicine |
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1679550867 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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