Sian Romero
NPI 1528826203 · Assistant Behavior Analyst · Seattle, WA
Sian Romero is a Assistant Behavior Analyst provider in Seattle, WA (NPI 1528826203).
Provider details
- NPI number
- 1528826203
- Entity type
- Individual
- Primary specialty
- Assistant Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Behavior Technician106S00000X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES 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
Mailing address
Registry dates
- Enumerated
- 2024-03-07
- Last updated
- 2026-04-15
- Certified
- 2026-04-15
Frequently asked questions
- What is Sian Romero's NPI number?
- Sian Romero's National Provider Identifier (NPI) is 1528826203, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sian Romero's specialty?
- Sian Romero is listed in the NPPES registry with a primary specialty of Assistant Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Sian Romero located?
- Sian Romero's practice location on file with NPPES is 600 Stewart St, Seattle, WA 98101-1257.
- What is Sian Romero's phone number?
- The practice phone number listed in the NPPES registry for Sian Romero is (855) 832-6727.
- Is Sian Romero's NPI active?
- Yes — Sian Romero's NPI (1528826203) is active in the NPPES registry as of the last update on 2026-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.