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LAWN MEDICAL CENTER, S.C.
NPI 1255357331
Family Medicine in Oak Lawn, IL

Active since July 14, 2006CLIA 14D0419849 · Waiver
4301 W 95TH ST, OAK LAWN, IL 60453(708) 425-5500(708) 425-0771 Get Directions Write a Review

NPPES record last updated: December 28, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Lawn Medical Center, S.c. NPPES

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

LAWN MEDICAL CENTER, S.C. (NPI 1255357331) is a healthcare organization registered as a family medicine in Oak Lawn, Illinois and active in the NPI registry since July 2006. The organization holds a CLIA Waiver certificate valid through February 14, 2027 and lists Margaret A Gajda, President, as its authorized official.

NPPES Registry Identity

NPI1255357331
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameLAWN MEDICAL CENTER, S.C.
Location Address4301 W 95TH STOak Lawn, IL 60453-2670
Mailing Address4301 W 95th StOak Lawn, IL 60453-2670 · (708) 425-5500 · Fax (708) 425-0771
Phone(708) 425-5500
Fax(708) 425-0771
Organization SubpartNo
Authorized OfficialMargaret A GajdaPresident · (708) 425-5500
Enumeration DateJuly 14, 2006
Last NPPES UpdateDecember 28, 2021
NPPES CertifiedDecember 28, 2021
✔ NPI 1255357331 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedInternal MedicineTaxonomy 207R00000X
4301 W 95TH ST, Oak Lawn, IL 60453
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Lawn Medical Center, S.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

12

Medicare enrollment records show 12 clinicians reassign Medicare billing to Lawn Medical Center, S.C., which bills Medicare for the services they deliver. Of these, 11 practice at this address and 12 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 3

Family Practice7
Internal Medicine3
Nurse Practitioner2

Clinicians, nearest first (12)

Sheila Burns, FNP-BC
Nurse Practitioner
NPI 1346853587
4301 W 95TH ST STE 1
Oak Lawn, IL 60453
(708) 425-5500
✔ PECOS✔ Accepts MedicareSame address
Robert Chalupczak, M.D.
Internal Medicine
NPI 1679505051
4301 W 95TH ST
Oak Lawn, IL 60453
(708) 425-5500
✔ PECOS✔ Accepts MedicareSame address
Malgorzata Gajda, MD
Internal Medicine
NPI 1548285042
4301 W 95TH ST
Oak Lawn, IL 60453
(708) 425-5500
✔ PECOS✔ Accepts MedicareSame address
Jennifer Hosso Cooper, DO
Internal Medicine
NPI 1801820691
4301 W 95TH STREET
Oak Lawn, IL 60453
(708) 425-5500
✔ PECOS✔ Accepts MedicareSame address
Emelie Ilarde, MD
Family Practice
NPI 1639194137
4301 W 95TH STREET
Oak Lawn, IL 60453
(708) 425-5500
✔ PECOS✔ Accepts MedicareSame address
Mary Ellen Moore, D.O.
Family Practice
NPI 1730434879
4301 W 95TH ST STE 1
Oak Lawn, IL 60453
(708) 425-5500
✔ PECOS✔ Accepts MedicareSame address
Paul Omastiak, MD
Family Practice
NPI 1821020124
4301 W 95TH STREET
Oak Lawn, IL 60453
(708) 425-5500
✔ PECOS✔ Accepts MedicareSame address
Caitlin Rocha, NP-C, MSN, BSN
Nurse Practitioner
NPI 1881162774
4301 W 95TH ST STE 1
Oak Lawn, IL 60453
(708) 425-5500
✔ PECOS✔ Accepts MedicareSame address
Edward Rybka, D.O.
Family Practice
NPI 1790920981
4301 W 95TH ST
Oak Lawn, IL 60453
(708) 425-5500
✔ PECOS✔ Accepts MedicareSame address
Diana Zamojski, DO
Family Practice
NPI 1861424244
4301 W 95TH STREET
Oak Lawn, IL 60453
(708) 425-5500
✔ PECOS✔ Accepts MedicareSame address
Gary Stuck, DO
Family Practice
NPI 1609800481
4301 W 95TH STREET
Oak Lawn, IL 60453
(708) 425-5500
✔ PECOSSame address
Robert Lindgren, MD
Family Practice
NPI 1518427418
14741 S RAVINIA AVE
Orland Park, IL 60462
(708) 226-8125
✔ PECOS✔ Accepts Medicare9.4 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 14D0419849

Lawn Medical Center Sc · Oak Lawn, IL
Active · expires Feb 14, 2027
CLIA Number14D0419849
Laboratory TypePhysician Office
Certificate Effective DateFebruary 15, 2025
Certificate Expiration DateFebruary 14, 2027
Laboratory DirectorDiana T. Zamojski
Laboratory Phone(708) 425-5500
Laboratory LocationLawn Medical Center Sc4301 W 95th St, Oak Lawn, IL 60453
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Lawn Medical Center, S.C.'s NPI number?

The NPI number for Lawn Medical Center, S.C. is 1255357331. It was assigned to this organization in the NPPES registry on July 14, 2006.

Where is Lawn Medical Center, S.C. located?

Lawn Medical Center, S.C. is located at 4301 W 95th St, Oak Lawn, IL 60453. The listed phone number is (708) 425-5500.

What is Lawn Medical Center, S.C.'s specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Lawn Medical Center, S.C. enrolled in Medicare?

Yes. Lawn Medical Center, S.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Lawn Medical Center, S.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 12 clinicians in 3 Medicare specialties reassign their Medicare billing to Lawn Medical Center, S.C.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Family Practice (7), Internal Medicine (3) and Nurse Practitioner (2). Of these, 11 practice at this address and 12 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Lawn Medical Center, S.C. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 14D0419849) is associated with this NPI, valid through February 14, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Lawn Medical Center, S.C. was last updated on December 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.