1. Home
  2. Directory
  3. Illinois
  4. Oak Lawn
  5. Nurse Practitioner
  6. NPI Profile

DIANA SZYNALIK APRN, FNP-C
NPI 1033860598
Nurse Practitioner in Oak Lawn, IL

Active since January 15, 2022
4440 W 95TH ST, OAK LAWN, IL 60453(708) 612-6133 Get Directions Write a Review

NPPES record last updated: May 22, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: May 22, 2026, Jan 15, 2022 (2 updates tracked since 2022).

About Diana Szynalik Aprn, Fnp-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DIANA SZYNALIK APRN, FNP-C (NPI 1033860598) is an individual nurse practitioner in Oak Lawn, Illinois, licensed in Illinois (209.024667) and active in the NPI registry since January 2022.

NPPES Registry Identity

NPI1033860598
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameDIANA SZYNALIKCredential: APRN, FNP-C
Location Address4440 W 95TH STOak Lawn, IL 60453-2600
Mailing Address808 S Aldine AvePark Ridge, IL 60068-4417 · (708) 612-6133
Phone(708) 612-6133
Sole ProprietorYes
Enumeration DateJanuary 15, 2022
Last NPPES UpdateMay 22, 20262 updates tracked since enumeration
NPPES CertifiedMay 22, 2026
✔ NPI 1033860598 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in IL · 209.024667
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
4440 W 95TH ST, Oak Lawn, IL 60453
Open in Google Maps ↗

Other Names 1

Former Name (1)Diana Polkowska Aprn, Fnp-c

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MARK ADRIAN FAASSE MD
Urology
4440 W 95TH ST
OAK LAWN, IL 60453
Cook County (708) 684-4557
DR. MANDY LUMA ENSHIWAT M.D.
Internal Medicine
4440 W 95TH ST
OAK LAWN, IL 60453
Cook County (708) 684-8000
DR. KIM MARIE MIILLER MA, PSYD
Psychologist (Clinical)
4440 W 95TH ST
OAK LAWN, IL 60453
Cook County (708) 684-7482
JENNIFER MARSIGLIO
Occupational Therapist (Physical Rehabilitation)
4440 W 95TH ST
OAK LAWN, IL 60453
Cook County (708) 684-5425
TRACI LYNN TAGUE MA, CCC-SLP
Speech-Language Pathologist
4440 W 95TH ST
OAK LAWN, IL 60453
Cook County (708) 684-1989
ELIZABETH A FOLLIARD OTR/L
Occupational Therapist
4440 W 95TH ST
OAK LAWN, IL 60453
Cook County (708) 684-5369
MICHAEL CIRONE M.D.
Emergency Medicine
4440 W 95TH ST
OAK LAWN, IL 60453
Cook County (708) 684-5375
ANNA MANILLA
Speech-Language Pathologist
4440 W 95TH ST
OAK LAWN, IL 60453
Cook County (248) 701-7523

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Diana Szynalik's NPI number?

The NPI number for Diana Szynalik is 1033860598. It was assigned to this individual provider in the NPPES registry on January 15, 2022. The provider is also known as Diana Polkowska Aprn, Fnp-C.

Where is Diana Szynalik located?

Diana Szynalik practices at 4440 W 95th St, Oak Lawn, IL 60453. The listed phone number is (708) 612-6133.

What is Diana Szynalik's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

When was this NPI record last updated?

The NPPES record for Diana Szynalik was last updated on May 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.