Jonathon Matousek
NPI 1508549494 · Addiction (Substance Use Disorder) Counselor · Grass Valley, CA
Jonathon Matousek is a Addiction (Substance Use Disorder) Counselor provider in Grass Valley, CA (NPI 1508549494).
Provider details
- NPI number
- 1508549494
- 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
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
- 2023-08-08
- Last updated
- 2023-08-08
- Certified
- 2023-08-08
Frequently asked questions
- What is Jonathon Matousek's NPI number?
- Jonathon Matousek's National Provider Identifier (NPI) is 1508549494, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathon Matousek's specialty?
- Jonathon Matousek is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Jonathon Matousek located?
- Jonathon Matousek's practice location on file with NPPES is 256 Buena Vista St Ste 100, Grass Valley, CA 95945-7239.
- What is Jonathon Matousek's phone number?
- The practice phone number listed in the NPPES registry for Jonathon Matousek is (530) 274-2000.
- Is Jonathon Matousek's NPI active?
- Yes — Jonathon Matousek's NPI (1508549494) is active in the NPPES registry as of the last update on 2023-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.