Steven Sills
NPI 1568935302 · Addiction (Substance Use Disorder) Counselor · Santa Cruz, CA
Steven Sills is a Addiction (Substance Use Disorder) Counselor provider in Santa Cruz, CA (NPI 1568935302).
Provider details
- NPI number
- 1568935302
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
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
7 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
- 2019-01-04
- Last updated
- 2019-01-04
Frequently asked questions
- What is Steven Sills's NPI number?
- Steven Sills's National Provider Identifier (NPI) is 1568935302, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Sills's specialty?
- Steven Sills is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Steven Sills located?
- Steven Sills's practice location on file with NPPES is 707 Fair Ave, Santa Cruz, CA 95060.
- What is Steven Sills's phone number?
- The practice phone number listed in the NPPES registry for Steven Sills is (831) 427-1007.
- Is Steven Sills's NPI active?
- Yes — Steven Sills's NPI (1568935302) is active in the NPPES registry as of the last update on 2019-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.