Karen E Sein Ohn, MD - Medicare Internal Medicine in Granite City, IL

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Karen E Sein Ohn, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Granite City, Illinois. Her current practice location is 2100 Madison Ave, Granite City, Illinois. You can reach out to her office (for appointments etc.) via phone at (618) 798-3000.

Karen E Sein Ohn is licensed to practice in Michigan (license number 4301069021) 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 1518119536.

Contact Information

Karen E Sein Ohn, MD
2100 Madison Ave,
Granite City, IL 62040-4713
(618) 798-3000
Not Available

Map and Direction




Physician's Profile

Full NameKaren E Sein Ohn
GenderFemale
SpecialityInternal Medicine - Gastroenterology
Location2100 Madison Ave, Granite City, Illinois
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1518119536
  • Provider Enumeration Date: 10/22/2008
  • Last Update Date: 07/14/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 6901864370
  • Enrollment ID: I20210830002019

Medical Identifiers

Medical identifiers for Karen E Sein Ohn such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1518119536NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 4301069021 (Michigan)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. Karen E Sein Ohn allows following entities to bill medicare on her behalf.
Entity NameDeaconess Illinois Specialty Clinic, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1972210235
PECOS PAC ID: 9830562016
Enrollment ID: O20230321001688

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. Karen E Sein Ohn 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
Karen E Sein Ohn, MD
2100 Madison Ave,
Granite City, IL 62040-4713

Ph: (618) 798-3000		Karen E Sein Ohn, MD
2100 Madison Ave,
Granite City, IL 62040-4713

Ph: (618) 798-3000

Reviews and Comments


Internal Medicine Doctors in Granite City, IL

Riyadh Salih, MD
Gastroenterology
Medicare: May Accept Medicare Assignments
Practice Location: 2100 Madison Ave, Granite City, IL 62040
Phone: 618-798-3000    
Timothy Hipskind,
Gastroenterology
Medicare: May Accept Medicare Assignments
Practice Location: 2100 Madison Ave, Granite City, IL 62040
Phone: 618-798-3000    Fax: 618-798-3000
Lawrence Harmon, MD
Gastroenterology
Medicare: May Accept Medicare Assignments
Practice Location: 2044 Madison Ave, Suite 23, Granite City, IL 62040
Phone: 618-451-1500    
Dr. Jowe Hsieh, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 2100 Madison Ave, Granite City, IL 62040
Phone: 618-452-3301    Fax: 618-452-3312
Dr. Prasanna C Kumar, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 3165 Myrtle Ave, Granite City, IL 62040
Phone: 618-877-3066    Fax: 618-877-3060
Nelson C Yu, MD
Gastroenterology
Medicare: May Accept Medicare Assignments
Practice Location: 2044 Madison Ave Ste 15, Granite City, IL 62040
Phone: 618-798-8405    Fax: 509-798-8116
Dr. Kanubhai M Patel, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 3165 Myrtle Ave, Granite City, IL 62040
Phone: 618-877-3066    Fax: 618-877-3060

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.