Dr Mary A Horan, MD - Medicare Obstetrics & Gynecology in Berwyn, IL

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Dr Mary A Horan, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Berwyn, Illinois. Her current practice location is 3249 Oak Park Ave, Berwyn, Illinois. You can reach out to her office (for appointments etc.) via phone at (708) 783-9100.

Dr Mary A Horan is licensed to practice in Illinois (license number 036-084849) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1639252737.

Contact Information

Dr Mary A Horan, MD
3249 Oak Park Ave,
Berwyn, IL 60402-3429
(708) 783-9100
(708) 783-0327

Map and Direction




Physician's Profile

Full NameDr Mary A Horan
GenderFemale
SpecialityObstetrics & Gynecology
Location3249 Oak Park Ave, Berwyn, Illinois
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1639252737
  • Provider Enumeration Date: 10/23/2006
  • Last Update Date: 04/25/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 2365588159
  • Enrollment ID: I20091008000249

Medical Identifiers

Medical identifiers for Dr Mary A Horan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1639252737NPI-NPPES
036084849MedicaidIL

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 036-084849 (Illinois)Primary

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. Dr Mary A Horan allows following entities to bill medicare on her behalf.
Entity NameObhg Illinois Sc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1700107216
PECOS PAC ID: 7810179702
Enrollment ID: O20110314001065
Entity NameLoyola Medical Group Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1376041954
PECOS PAC ID: 6305109547
Enrollment ID: O20180420002063

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. Dr Mary A Horan 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
Dr Mary A Horan, MD
3249 Oak Park Ave,
Berwyn, IL 60402-3429

Ph: (708) 783-9100		Dr Mary A Horan, MD
3249 Oak Park Ave,
Berwyn, IL 60402-3429

Ph: (708) 783-9100

Reviews and Comments


Obstetrics & Gynecology Doctors in Berwyn, IL

Patricia Naughton, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 3249 Oak Park Ave, Berwyn, IL 60402
Phone: 708-783-3792    
Jennifer Vargas, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 6447 Cermak Rd, Berwyn, IL 60402
Phone: 773-254-1400    
Michelle L Ventura, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 6917 Cermak Rd, Suite B, Berwyn, IL 60402
Phone: 708-788-4933    Fax: 708-788-5620
Funmilayo A Macaulay, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 3249 Oak Park Ave, Berwyn, IL 60402
Phone: 708-783-3305    
David Czukerberg, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 3249 S Oak Park Ave, Macneal Hospital, Berwyn, IL 60402
Phone: 708-783-3004    Fax: 708-783-3489
Dr. Ramesh Chandra Seeras, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 3114 Oak Park Ave, Berwyn, IL 60402
Phone: 708-788-2040    

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.

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