IndividualActive
Shelbylyn Messier
NPI 1407444219 · Behavior Analyst · Oceanside, CA
Shelbylyn Messier is a Behavior Analyst provider in Oceanside, CA (NPI 1407444219).
Provider details
- NPI number
- 1407444219
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(56/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
3355 Mission Ave Ste 221
Oceanside, CA 92058-1328
Phone: (951) 813-4034
Street-level locationGet directions
Mailing address
3355 Mission Ave Ste 221
Oceanside, CA 92058-1328
Registry dates
- Enumerated
- 2021-01-07
- Last updated
- 2021-01-07
- Certified
- 2020-12-31
Frequently asked questions
- What is Shelbylyn Messier's NPI number?
- Shelbylyn Messier's National Provider Identifier (NPI) is 1407444219, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shelbylyn Messier's specialty?
- Shelbylyn Messier is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Shelbylyn Messier located?
- Shelbylyn Messier's practice location on file with NPPES is 3355 Mission Ave Ste 221, Oceanside, CA 92058-1328.
- What is Shelbylyn Messier's phone number?
- The practice phone number listed in the NPPES registry for Shelbylyn Messier is (951) 813-4034.
- Is Shelbylyn Messier's NPI active?
- Yes — Shelbylyn Messier's NPI (1407444219) is active in the NPPES registry as of the last update on 2021-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.