Olson and Hamilton Psychotherapy Services Incorporated
NPI 1336427731 · Clinical Social Worker · Chicago, IL
Olson and Hamilton Psychotherapy Services Incorporated is a Clinical Social Worker organization in Chicago, IL (NPI 1336427731).
Provider details
- NPI number
- 1336427731
- Entity type
- Organization
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Blake Hamilton, President(773) 880-2308
- License
- 149012143 (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
14 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
- 2011-08-02
- Last updated
- 2011-10-18
Frequently asked questions
- What is Olson and Hamilton Psychotherapy Services Incorporated's NPI number?
- Olson and Hamilton Psychotherapy Services Incorporated's National Provider Identifier (NPI) is 1336427731, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Olson and Hamilton Psychotherapy Services Incorporated?
- Olson and Hamilton Psychotherapy Services Incorporated is classified in the NPPES registry as Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Olson and Hamilton Psychotherapy Services Incorporated located?
- Olson and Hamilton Psychotherapy Services Incorporated's practice location on file with NPPES is 1300 W Belmont Ave, Chicago, IL 60657-3200.
- What is Olson and Hamilton Psychotherapy Services Incorporated's phone number?
- The practice phone number listed in the NPPES registry for Olson and Hamilton Psychotherapy Services Incorporated is (773) 880-2317.
- Who is the authorized official for Olson and Hamilton Psychotherapy Services Incorporated?
- The authorized official listed on Olson and Hamilton Psychotherapy Services Incorporated's NPPES record is Blake Hamilton, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Olson and Hamilton Psychotherapy Services Incorporated's NPI active?
- Yes — Olson and Hamilton Psychotherapy Services Incorporated's NPI (1336427731) is active in the NPPES registry as of the last update on 2011-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.