Timothy Sterzik, PSY.D.
NPI 1306822630 · Psychologist · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Sterzik, PSY.D. is a Psychologist provider in Chicago, IL (NPI 1306822630).
Provider details
- NPI number
- 1306822630
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- No
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
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
Mailing address
Registry dates
- Enumerated
- 2005-12-19
- Last updated
- 2007-07-08
Frequently asked questions
- What is Timothy Sterzik's NPI number?
- Timothy Sterzik's National Provider Identifier (NPI) is 1306822630, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Sterzik's specialty?
- Timothy Sterzik is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Timothy Sterzik located?
- Timothy Sterzik's practice location on file with NPPES is 8601 W Bryn Mawr Ave, Chicago, IL 60631-3570.
- What is Timothy Sterzik's phone number?
- The practice phone number listed in the NPPES registry for Timothy Sterzik is (773) 695-0900.
- Does Timothy Sterzik accept Medicare?
- Timothy Sterzik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Sterzik's NPI active?
- Yes — Timothy Sterzik's NPI (1306822630) 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.