IndividualActive
Sydney Ditterline
NPI 1366305559 · Behavior Analyst · Chicago, IL
Sydney Ditterline is a Behavior Analyst provider in Chicago, IL (NPI 1366305559).
Provider details
- NPI number
- 1366305559
- 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
Basic profile(48/100 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
2248 S Michigan Ave
Chicago, IL 60616-5258
Phone: (312) 842-5083
Street-level locationGet directions
Mailing address
316 E 13th Pl
Hobart, IN 46342-5950
Registry dates
- Enumerated
- 2025-12-04
- Last updated
- 2025-12-04
- Certified
- 2025-12-04
Frequently asked questions
- What is Sydney Ditterline's NPI number?
- Sydney Ditterline's National Provider Identifier (NPI) is 1366305559, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Ditterline's specialty?
- Sydney Ditterline is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Sydney Ditterline located?
- Sydney Ditterline's practice location on file with NPPES is 2248 S Michigan Ave, Chicago, IL 60616-5258.
- What is Sydney Ditterline's phone number?
- The practice phone number listed in the NPPES registry for Sydney Ditterline is (312) 842-5083.
- Is Sydney Ditterline's NPI active?
- Yes — Sydney Ditterline's NPI (1366305559) is active in the NPPES registry as of the last update on 2025-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.