What is Julia Liddane's NPI number?

Julia Liddane's National Provider Identifier (NPI) is 1689526949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Julia Liddane's specialty?

Julia Liddane is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).

Where is Julia Liddane located?

Julia Liddane's practice location on file with NPPES is 600 Broadway Ste 200, Seattle, WA 98122-5373.

What is Julia Liddane's phone number?

The practice phone number listed in the NPPES registry for Julia Liddane is (206) 215-1770.

Is Julia Liddane's NPI active?

Yes — Julia Liddane's NPI (1689526949) is active in the NPPES registry as of the last update on 2026-02-10.

IndividualActive

Julia Liddane, PA-C

NPI 1689526949 · Physician Assistant · Seattle, WA

Julia Liddane, PA-C is a Physician Assistant provider in Seattle, WA (NPI 1689526949).

Provider details

NPI number: 1689526949
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Credential: PA-C
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Physician AssistantPrimary363A00000X
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Basic profile(47/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

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

600 Broadway Ste 200

Seattle, WA 98122-5373

Phone: (206) 215-1770

Street-level locationGet directions

More WA providers

Mailing address