Cornelius Mahoney, PHD
NPI 1003895657 · Clinical Psychologist · Lake Bluff, IL
Cornelius Mahoney, PHD is a Clinical Psychologist provider in Lake Bluff, IL (NPI 1003895657).
Provider details
- NPI number
- 1003895657
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 071003138 (IL)
Specialties & taxonomies
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
20 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
Mailing address
Registry dates
- Enumerated
- 2006-01-12
- Last updated
- 2014-12-02
Frequently asked questions
- What is Cornelius Mahoney's NPI number?
- Cornelius Mahoney's National Provider Identifier (NPI) is 1003895657, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cornelius Mahoney's specialty?
- Cornelius Mahoney is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Cornelius Mahoney located?
- Cornelius Mahoney's practice location on file with NPPES is 900 North Shore Dr, Lake Bluff, IL 60044-2243.
- What is Cornelius Mahoney's phone number?
- The practice phone number listed in the NPPES registry for Cornelius Mahoney is (847) 295-0340.
- Is Cornelius Mahoney's NPI active?
- Yes — Cornelius Mahoney's NPI (1003895657) is active in the NPPES registry as of the last update on 2014-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.