Felix Deiss, PSY.D.
NPI 1992489520 · Clinical Psychologist · Chicago, IL
Felix Deiss, PSY.D. is a Clinical Psychologist provider in Chicago, IL (NPI 1992489520).
Provider details
- NPI number
- 1992489520
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4129 (OR)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
3 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
- 2023-06-14
- Last updated
- 2026-05-22
- Certified
- 2026-05-22
Frequently asked questions
- What is Felix Deiss's NPI number?
- Felix Deiss's National Provider Identifier (NPI) is 1992489520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Felix Deiss's specialty?
- Felix Deiss is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Felix Deiss located?
- Felix Deiss's practice location on file with NPPES is 213 W Institute Pl Ste 500, Chicago, IL 60610-8792.
- What is Felix Deiss's phone number?
- The practice phone number listed in the NPPES registry for Felix Deiss is (801) 641-3208.
- Is Felix Deiss's NPI active?
- Yes — Felix Deiss's NPI (1992489520) 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.