Heidi Horwitz, DDS
NPI 1780779256 · Orthodontics and Dentofacial Orthopedics Dentistry · Seattle, WA
Heidi Horwitz, DDS is a Orthodontics and Dentofacial Orthopedics Dentistry provider in Seattle, WA (NPI 1780779256).
Provider details
- NPI number
- 1780779256
- Entity type
- Individual
- Primary specialty
- Orthodontics and Dentofacial Orthopedics DentistryDental Providers
- Credential
- DDS
- Sex
- Female
- Sole proprietor
- Yes
- License
- 5837 (WA)
Specialties & taxonomies
Dental Providers
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
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
- 2006-10-03
- Last updated
- 2015-10-20
Frequently asked questions
- What is Heidi Horwitz's NPI number?
- Heidi Horwitz's National Provider Identifier (NPI) is 1780779256, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heidi Horwitz's specialty?
- Heidi Horwitz is listed in the NPPES registry with a primary specialty of Orthodontics and Dentofacial Orthopedics Dentistry (Dental Providers).
- Where is Heidi Horwitz located?
- Heidi Horwitz's practice location on file with NPPES is 2743 California Ave Sw, Seattle, WA 98116.
- What is Heidi Horwitz's phone number?
- The practice phone number listed in the NPPES registry for Heidi Horwitz is (206) 938-9380.
- Is Heidi Horwitz's NPI active?
- Yes — Heidi Horwitz's NPI (1780779256) is active in the NPPES registry as of the last update on 2015-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.