IndividualActive
Marissa Billingsley
NPI 1326510199 · Behavior Analyst · Rocklin, CA
Marissa Billingsley is a Behavior Analyst provider in Rocklin, CA (NPI 1326510199).
Provider details
- NPI number
- 1326510199
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(65/100 index)
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
2 documented practice locations
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
6030 W Oaks Blvd Ste 170
Rocklin, CA 95765-4437
Phone: (916) 824-3220
Street-level locationGet directions
Mailing address
21600 Oxnard St # Te1800
Woodland Hills, CA 91367-4976
Additional practice locations (1)
- 3400 State St Ste G750Salem, OR 97301-7012Phone: (971) 273-7502
Registry dates
- Enumerated
- 2018-12-18
- Last updated
- 2018-12-18
Frequently asked questions
- What is Marissa Billingsley's NPI number?
- Marissa Billingsley's National Provider Identifier (NPI) is 1326510199, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Billingsley's specialty?
- Marissa Billingsley is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Marissa Billingsley located?
- Marissa Billingsley's practice location on file with NPPES is 6030 W Oaks Blvd Ste 170, Rocklin, CA 95765-4437.
- What is Marissa Billingsley's phone number?
- The practice phone number listed in the NPPES registry for Marissa Billingsley is (916) 824-3220.
- Is Marissa Billingsley's NPI active?
- Yes — Marissa Billingsley's NPI (1326510199) is active in the NPPES registry as of the last update on 2018-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.