IndividualActive
Sydney Hallman, RN
NPI 1386442317 · Registered Nurse · Seattle, WA
Sydney Hallman, RN is a Registered Nurse provider in Seattle, WA (NPI 1386442317).
Provider details
- NPI number
- 1386442317
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- RN61575873 (WA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% 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
1600 E Olive St
Seattle, WA 98122-2735
Phone: (206) 901-2000
Street-level locationGet directions
Mailing address
14266 Ne 42nd Pl
Bellevue, WA 98007-7126
Registry dates
- Enumerated
- 2025-03-05
- Last updated
- 2025-03-05
- Certified
- 2025-03-05
Frequently asked questions
- What is Sydney Hallman's NPI number?
- Sydney Hallman's National Provider Identifier (NPI) is 1386442317, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Hallman's specialty?
- Sydney Hallman is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Sydney Hallman located?
- Sydney Hallman's practice location on file with NPPES is 1600 E Olive St, Seattle, WA 98122-2735.
- What is Sydney Hallman's phone number?
- The practice phone number listed in the NPPES registry for Sydney Hallman is (206) 901-2000.
- Is Sydney Hallman's NPI active?
- Yes — Sydney Hallman's NPI (1386442317) is active in the NPPES registry as of the last update on 2025-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.