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Colin Ennis, PSY.D.
NPI 1881996320 · Clinical Psychologist · Chicago, IL
Colin Ennis, PSY.D. is a Clinical Psychologist provider in Chicago, IL (NPI 1881996320).
Provider details
- NPI number
- 1881996320
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 071008031 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% 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
53 W Jackson Blvd
635
Chicago, IL 60604-3606
Phone: (312) 725-9745
Fax: (312) 488-3642
Street-level locationGet directions
Mailing address
3450 N Lake Shore Dr
Chicago, IL 60657-2874
Registry dates
- Enumerated
- 2010-12-02
- Last updated
- 2014-08-13
Frequently asked questions
- What is Colin Ennis's NPI number?
- Colin Ennis's National Provider Identifier (NPI) is 1881996320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colin Ennis's specialty?
- Colin Ennis is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Colin Ennis located?
- Colin Ennis's practice location on file with NPPES is 53 W Jackson Blvd, Chicago, IL 60604-3606.
- What is Colin Ennis's phone number?
- The practice phone number listed in the NPPES registry for Colin Ennis is (312) 725-9745.
- Is Colin Ennis's NPI active?
- Yes — Colin Ennis's NPI (1881996320) is active in the NPPES registry as of the last update on 2014-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.