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Glenn Mcclanahan, PH.D.
NPI 1972699726 · Psychologist · Chicago, IL
Glenn Mcclanahan, PH.D. is a Psychologist provider in Chicago, IL (NPI 1972699726).
Provider details
- NPI number
- 1972699726
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
333 East Ontario Street
Chicago, IL 60611
Phone: (312) 401-3623
Street-level locationGet directions
Mailing address
1216 Longvalley Road
Glenview, IL 60025
Registry dates
- Enumerated
- 2006-10-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is Glenn Mcclanahan's NPI number?
- Glenn Mcclanahan's National Provider Identifier (NPI) is 1972699726, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Glenn Mcclanahan's specialty?
- Glenn Mcclanahan is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Glenn Mcclanahan located?
- Glenn Mcclanahan's practice location on file with NPPES is 333 East Ontario Street, Chicago, IL 60611.
- What is Glenn Mcclanahan's phone number?
- The practice phone number listed in the NPPES registry for Glenn Mcclanahan is (312) 401-3623.
- Is Glenn Mcclanahan's NPI active?
- Yes — Glenn Mcclanahan's NPI (1972699726) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.