IndividualActive
William Aber, PH.D.
NPI 1598777187 · Clinical Psychologist · Chicago, IL
William Aber, PH.D. is a Clinical Psychologist provider in Chicago, IL (NPI 1598777187).
Provider details
- NPI number
- 1598777187
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 71-4099 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 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
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
30 N Michigan Ave
Suite 1018
Chicago, IL 60602-3402
Phone: (312) 855-0310
Fax: (312) 855-1270
Approximate (ZIP-level) locationGet directions
Mailing address
30 N Michigan Ave
Chicago, IL 60602-3402
Registry dates
- Enumerated
- 2006-08-12
- Last updated
- 2015-02-28
Frequently asked questions
- What is William Aber's NPI number?
- William Aber's National Provider Identifier (NPI) is 1598777187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Aber's specialty?
- William Aber is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is William Aber located?
- William Aber's practice location on file with NPPES is 30 N Michigan Ave, Chicago, IL 60602-3402.
- What is William Aber's phone number?
- The practice phone number listed in the NPPES registry for William Aber is (312) 855-0310.
- Is William Aber's NPI active?
- Yes — William Aber's NPI (1598777187) is active in the NPPES registry as of the last update on 2015-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.