Slade Zajac, APN-CNP
NPI 1558153197 · Nurse Practitioner · Arlington Heights, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Slade Zajac, APN-CNP is a Nurse Practitioner provider in Arlington Heights, IL (NPI 1558153197).
Provider details
- NPI number
- 1558153197
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN-CNP
- Sex
- Male
- Sole proprietor
- No
- License
- 209032319 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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
- 2025-05-20
- Last updated
- 2025-07-25
- Certified
- 2025-07-25
Frequently asked questions
- What is Slade Zajac's NPI number?
- Slade Zajac's National Provider Identifier (NPI) is 1558153197, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Slade Zajac's specialty?
- Slade Zajac is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Slade Zajac located?
- Slade Zajac's practice location on file with NPPES is 800 W Central Rd, Arlington Heights, IL 60005-2349.
- What is Slade Zajac's phone number?
- The practice phone number listed in the NPPES registry for Slade Zajac is (847) 618-1000.
- Does Slade Zajac accept Medicare?
- Slade Zajac is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Slade Zajac's NPI active?
- Yes — Slade Zajac's NPI (1558153197) is active in the NPPES registry as of the last update on 2025-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.