IndividualActive
William Keith
NPI 1912587858 · Psychologist · Chicago, IL
William Keith is a Psychologist provider in Chicago, IL (NPI 1912587858).
Provider details
- NPI number
- 1912587858
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 20043978A (IN)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(62/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
820 S Damen Ave
Chicago, IL 60612-3728
Phone: (312) 569-8387
Street-level locationGet directions
Mailing address
641 N Cuyler Ave
Oak Park, IL 60302-1702
Registry dates
- Enumerated
- 2021-04-14
- Last updated
- 2025-07-21
- Certified
- 2025-07-21
Frequently asked questions
- What is William Keith's NPI number?
- William Keith's National Provider Identifier (NPI) is 1912587858, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Keith's specialty?
- William Keith is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is William Keith located?
- William Keith's practice location on file with NPPES is 820 S Damen Ave, Chicago, IL 60612-3728.
- What is William Keith's phone number?
- The practice phone number listed in the NPPES registry for William Keith is (312) 569-8387.
- Is William Keith's NPI active?
- Yes — William Keith's NPI (1912587858) is active in the NPPES registry as of the last update on 2025-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.