Julianna Yu, MD
NPI 1841308988 · Emergency Medicine Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Julianna Yu, MD is a Emergency Medicine Physician provider in Seattle, WA (NPI 1841308988).
Provider details
- NPI number
- 1841308988
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A82463 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 201 16th Ave ESeattle, WA 98112-5226Phone: (206) 326-3000
Registry dates
- Enumerated
- 2006-08-28
- Last updated
- 2021-05-12
- Certified
- 2021-05-12
Frequently asked questions
- What is Julianna Yu's NPI number?
- Julianna Yu's National Provider Identifier (NPI) is 1841308988, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julianna Yu's specialty?
- Julianna Yu is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Julianna Yu located?
- Julianna Yu's practice location on file with NPPES is 1100 9th Ave, Seattle, WA 98101-2756.
- What is Julianna Yu's phone number?
- The practice phone number listed in the NPPES registry for Julianna Yu is (206) 223-6600.
- Does Julianna Yu accept Medicare?
- Julianna Yu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Julianna Yu's NPI active?
- Yes — Julianna Yu's NPI (1841308988) is active in the NPPES registry as of the last update on 2021-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.