IndividualActive
Rebecca Byun
NPI 1336953942 · Behavior Technician · St Charles, IL
Rebecca Byun is a Behavior Technician provider in St Charles, IL (NPI 1336953942).
Provider details
- NPI number
- 1336953942
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(49/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
2325 Dean St Ste 750
St Charles, IL 60175-4835
Phone: (877) 504-4141
Street-level locationGet directions
Mailing address
415 Elderberry Ln
Streamwood, IL 60107-2136
Registry dates
- Enumerated
- 2025-02-04
- Last updated
- 2025-02-04
- Certified
- 2025-02-04
Frequently asked questions
- What is Rebecca Byun's NPI number?
- Rebecca Byun's National Provider Identifier (NPI) is 1336953942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rebecca Byun's specialty?
- Rebecca Byun is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Rebecca Byun located?
- Rebecca Byun's practice location on file with NPPES is 2325 Dean St Ste 750, St Charles, IL 60175-4835.
- What is Rebecca Byun's phone number?
- The practice phone number listed in the NPPES registry for Rebecca Byun is (877) 504-4141.
- Is Rebecca Byun's NPI active?
- Yes — Rebecca Byun's NPI (1336953942) is active in the NPPES registry as of the last update on 2025-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.