Mark Zissman, PSYD
NPI 1033607031 · Clinical Psychologist · Gurnee, IL
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Zissman, PSYD is a Clinical Psychologist provider in Gurnee, IL (NPI 1033607031).
Provider details
- NPI number
- 1033607031
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 071.009193 (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
8 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
- 2018-04-25
- Last updated
- 2018-09-24
Frequently asked questions
- What is Mark Zissman's NPI number?
- Mark Zissman's National Provider Identifier (NPI) is 1033607031, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Zissman's specialty?
- Mark Zissman is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mark Zissman located?
- Mark Zissman's practice location on file with NPPES is 222 S Greenleaf St Ste 106, Gurnee, IL 60031-5705.
- What is Mark Zissman's phone number?
- The practice phone number listed in the NPPES registry for Mark Zissman is (847) 356-8205.
- Does Mark Zissman accept Medicare?
- Mark Zissman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Zissman's NPI active?
- Yes — Mark Zissman's NPI (1033607031) is active in the NPPES registry as of the last update on 2018-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.