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Mari Von Osten Piazzisi
NPI 1124979612 · School Psychologist · Chico, CA
Mari Von Osten Piazzisi is a School Psychologist provider in Chico, CA (NPI 1124979612).
Provider details
- NPI number
- 1124979612
- Entity type
- Individual
- Primary specialty
- School PsychologistBehavioral Health & Social Service Providers
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(47/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
242 W 12th Ave
Chico, CA 95926-2129
Phone: (530) 588-5027
Street-level locationGet directions
Mailing address
242 W 12th Ave
Chico, CA 95926-2129
Registry dates
- Enumerated
- 2026-02-09
- Last updated
- 2026-02-09
- Certified
- 2026-02-09
Frequently asked questions
- What is Mari Von Osten Piazzisi's NPI number?
- Mari Von Osten Piazzisi's National Provider Identifier (NPI) is 1124979612, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mari Von Osten Piazzisi's specialty?
- Mari Von Osten Piazzisi is listed in the NPPES registry with a primary specialty of School Psychologist (Behavioral Health & Social Service Providers).
- Where is Mari Von Osten Piazzisi located?
- Mari Von Osten Piazzisi's practice location on file with NPPES is 242 W 12th Ave, Chico, CA 95926-2129.
- What is Mari Von Osten Piazzisi's phone number?
- The practice phone number listed in the NPPES registry for Mari Von Osten Piazzisi is (530) 588-5027.
- Is Mari Von Osten Piazzisi's NPI active?
- Yes — Mari Von Osten Piazzisi's NPI (1124979612) is active in the NPPES registry as of the last update on 2026-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.