IndividualActive
Ann Lennon
NPI 1881936979 · Behavior Analyst · Chicago, IL
Ann Lennon is a Behavior Analyst provider in Chicago, IL (NPI 1881936979).
Provider details
- NPI number
- 1881936979
- 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(71/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
4677 N Virginia Ave
1n
Chicago, IL 60625-2953
Phone: (708) 341-8222
Street-level locationGet directions
Mailing address
4435 141st Pl
Crestwood, IL 60445-2262
Registry dates
- Enumerated
- 2013-03-26
- Last updated
- 2013-03-26
Frequently asked questions
- What is Ann Lennon's NPI number?
- Ann Lennon's National Provider Identifier (NPI) is 1881936979, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Lennon's specialty?
- Ann Lennon is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Ann Lennon located?
- Ann Lennon's practice location on file with NPPES is 4677 N Virginia Ave, Chicago, IL 60625-2953.
- What is Ann Lennon's phone number?
- The practice phone number listed in the NPPES registry for Ann Lennon is (708) 341-8222.
- Is Ann Lennon's NPI active?
- Yes — Ann Lennon's NPI (1881936979) is active in the NPPES registry as of the last update on 2013-03-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.