William Leppert, MA, RASI
NPI 1861671133 · Addiction (Substance Use Disorder) Counselor · Woodland, CA
William Leppert, MA, RASI is a Addiction (Substance Use Disorder) Counselor provider in Woodland, CA (NPI 1861671133).
Provider details
- NPI number
- 1861671133
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- MA, RASI
- 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
18 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
- 2007-11-02
- Last updated
- 2012-09-14
Frequently asked questions
- What is William Leppert's NPI number?
- William Leppert's National Provider Identifier (NPI) is 1861671133, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Leppert's specialty?
- William Leppert is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is William Leppert located?
- William Leppert's practice location on file with NPPES is 804 Court St, Woodland, CA 95695-3517.
- What is William Leppert's phone number?
- The practice phone number listed in the NPPES registry for William Leppert is (530) 668-2400.
- Is William Leppert's NPI active?
- Yes — William Leppert's NPI (1861671133) is active in the NPPES registry as of the last update on 2012-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.