Nicholas Zajak, MA, LCPC
NPI 1871864074 · Mental Health Counselor · Arlington Heights, IL
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Zajak, MA, LCPC is a Mental Health Counselor provider in Arlington Heights, IL (NPI 1871864074).
Provider details
- NPI number
- 1871864074
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MA, LCPC
- 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
14 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
- 2012-01-19
- Last updated
- 2016-11-22
Frequently asked questions
- What is Nicholas Zajak's NPI number?
- Nicholas Zajak's National Provider Identifier (NPI) is 1871864074, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Zajak's specialty?
- Nicholas Zajak is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Nicholas Zajak located?
- Nicholas Zajak's practice location on file with NPPES is 3436 N Kennicott Ave, Arlington Heights, IL 60004-7814.
- What is Nicholas Zajak's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Zajak is (847) 952-7460.
- Does Nicholas Zajak accept Medicare?
- Nicholas Zajak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Zajak's NPI active?
- Yes — Nicholas Zajak's NPI (1871864074) is active in the NPPES registry as of the last update on 2016-11-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.