Eileen Chang
NPI 1891410775 · Behavior Technician · Frederick, MD
Eileen Chang is a Behavior Technician provider in Frederick, MD (NPI 1891410775).
Provider details
- NPI number
- 1891410775
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Behavior Analyst103K00000X
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
3 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
- 2022-10-04
- Last updated
- 2025-06-24
- Certified
- 2025-06-24
Frequently asked questions
- What is Eileen Chang's NPI number?
- Eileen Chang's National Provider Identifier (NPI) is 1891410775, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eileen Chang's specialty?
- Eileen Chang is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Eileen Chang located?
- Eileen Chang's practice location on file with NPPES is 4714 Arcadia Dr Ste 100-125, Frederick, MD 21703-7662.
- What is Eileen Chang's phone number?
- The practice phone number listed in the NPPES registry for Eileen Chang is (888) 344-5977.
- Is Eileen Chang's NPI active?
- Yes — Eileen Chang's NPI (1891410775) is active in the NPPES registry as of the last update on 2025-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.