Deiss Psychotherapy PLLC
NPI 1881588531 · Adult Mental Health Clinic/Center · Chicago, IL
Deiss Psychotherapy PLLC is a Adult Mental Health Clinic/Center organization in Chicago, IL (NPI 1881588531).
Provider details
- NPI number
- 1881588531
- Entity type
- Organization
- Primary specialty
- Adult Mental Health Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Felix Deiss, Clinical Psychologist(801) 641-3208
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2025-06-06
- Last updated
- 2026-05-22
- Certified
- 2026-05-22
Frequently asked questions
- What is Deiss Psychotherapy PLLC's NPI number?
- Deiss Psychotherapy PLLC's National Provider Identifier (NPI) is 1881588531, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Deiss Psychotherapy PLLC?
- Deiss Psychotherapy PLLC is classified in the NPPES registry as Adult Mental Health Clinic/Center (Ambulatory Health Care Facilities).
- Where is Deiss Psychotherapy PLLC located?
- Deiss Psychotherapy PLLC's practice location on file with NPPES is 213 W Institute Pl Ste 500, Chicago, IL 60610-8792.
- What is Deiss Psychotherapy PLLC's phone number?
- The practice phone number listed in the NPPES registry for Deiss Psychotherapy PLLC is (801) 641-3208.
- Who is the authorized official for Deiss Psychotherapy PLLC?
- The authorized official listed on Deiss Psychotherapy PLLC's NPPES record is Felix Deiss, Clinical Psychologist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Deiss Psychotherapy PLLC's NPI active?
- Yes — Deiss Psychotherapy PLLC's NPI (1881588531) is active in the NPPES registry as of the last update on 2026-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.