Steven Campbell Marek, MD - Medicare Pediatrics in Oak Lawn, IL

Steven Campbell Marek, MD is a medicare enrolled "Pediatrics" physician in Oak Lawn, Illinois. His current practice location is 4440 W 95th St Ste 2177h, Oak Lawn, Illinois. You can reach out to his office (for appointments etc.) via phone at (847) 723-5577.

Steven Campbell Marek is licensed to practice in District Of Columbia (license number MD042379) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1588953897.

Contact Information

Steven Campbell Marek, MD
4440 W 95th St Ste 2177h,
Oak Lawn, IL 60453-2600
(847) 723-5577
(708) 684-4716

Map and Direction




Physician's Profile

Full NameSteven Campbell Marek
GenderMale
SpecialityPediatrics
Location4440 W 95th St Ste 2177h, Oak Lawn, Illinois
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1588953897
  • Provider Enumeration Date: 04/07/2011
  • Last Update Date: 06/07/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 2062662158
  • Enrollment ID: I20141003001931

Medical Identifiers

Medical identifiers for Steven Campbell Marek such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1588953897NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics MD042379 (District Of Columbia)Primary
390200000XStudent In An Organized Health Care Education/training Program (* (Not Available))Secondary
208000000XPediatrics 0101256140 (Virginia)Secondary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Steven Campbell Marek allows following entities to bill medicare on his behalf.
Entity NameChildrens Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1912939703
PECOS PAC ID: 0244143170
Enrollment ID: O20031107000130

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Steven Campbell Marek is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Steven Campbell Marek, MD
29373 Network Pl,
Chicago, IL 60673-1293

Ph: (847) 390-5900
Steven Campbell Marek, MD
4440 W 95th St Ste 2177h,
Oak Lawn, IL 60453-2600

Ph: (847) 723-5577

Reviews and Comments


Pediatrics Doctors in Oak Lawn, IL

Dr. Saad Ahmed Siddiqui, MD
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 4440 W 95th St, Oak Lawn, IL 60453
Phone: 708-684-5580    
Karla Katherine Wehrheim,
Pediatrics
Medicare: Accepting Medicare Assignments
Practice Location: 4440 West 95th Street, Pediatric Cardiology, Oak Lawn, IL 60453
Phone: 708-648-5580    Fax: 708-684-4068
Dr. Alexander James Javois, MD
Pediatrics
Medicare: Accepting Medicare Assignments
Practice Location: 4440 W 95th St, Oak Lawn, IL 60453
Phone: 708-684-5580    Fax: 708-684-4068
Dr. Naveen Imran, M.D.
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 4440 W 95th St, Oak Lawn, IL 60453
Phone: 708-684-5580    Fax: 708-684-4068
Ms. Samrita Sawhney, DO
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 4220 W 95th St, Oak Lawn, IL 60453
Phone: 312-949-4200    Fax: 708-423-1899
Daniella Nana Owusuwaah, DO
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 4220 W 95th St, Oak Lawn, IL 60453
Phone: 708-684-5341    
Dr. Verlainna Cathleen-shaw Callentine, M.D., M.ED.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 4440 W 95th St, Oak Lawn, IL 60453
Phone: 708-684-4007    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.