Christopher M Koenig, DO - Medicare Emergency Medicine in Janesville, WI

Christopher M Koenig, DO is a medicare enrolled "Emergency Medicine" physician in Janesville, Wisconsin. He went to Michigan State University College Of Osteopathic Medicine and graduated in 2015 and has 9 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Mercy Health System Corporation and his current practice location is 1000 Mineral Point Ave, Janesville, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (608) 756-6611.

Christopher M Koenig is licensed to practice in Wisconsin (license number 71164-21) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1104205467.

Contact Information

Christopher M Koenig, DO
1000 Mineral Point Ave,
Janesville, WI 53548-2940
(608) 756-6611
(608) 756-6177

Map and Direction




Physician's Profile

Full NameChristopher M Koenig
GenderMale
SpecialityEmergency Medicine
Experience9 Years
Location1000 Mineral Point Ave, Janesville, Wisconsin
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Christopher M Koenig attended and graduated from Michigan State University College Of Osteopathic Medicine in 2015
  NPI Data:
  • NPI Number: 1104205467
  • Provider Enumeration Date: 05/20/2015
  • Last Update Date: 05/02/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 5092000265
  • Enrollment ID: I20190725000156

Medical Identifiers

Medical identifiers for Christopher M Koenig such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104205467NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 5101021598 (Michigan)Secondary
207P00000XEmergency Medicine 71164-21 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mercy Health System CorpJanesville, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mercy Health System Corporation7416860440475

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. Christopher M Koenig allows following entities to bill medicare on his behalf.
Entity NameMercy Health System Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1598718603
PECOS PAC ID: 7416860440
Enrollment ID: O20031113000164

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. Christopher M Koenig 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
Christopher M Koenig, DO
1000 Mineral Point Ave,
Janesville, WI 53548-2940

Ph: (608) 756-6611
Christopher M Koenig, DO
1000 Mineral Point Ave,
Janesville, WI 53548-2940

Ph: (608) 756-6611

Reviews and Comments


Emergency Medicine Doctors in Janesville, WI

Michael J. Hartmann, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1000 Mineral Point Ave, Janesville, WI 53548
Phone: 608-756-6111    Fax: 608-756-6177
Dr. Michael V Coogan, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1000 Mineral Point Ave, Janesville, WI 53548
Phone: 608-756-6000    
Sean William Marquis, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1000 Mineral Point Ave, Janesville, WI 53548
Phone: 608-756-6611    Fax: 608-756-6177
Dr. Karl A Nibbelink, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1000 Mineral Point Ave, Janesville, WI 53548
Phone: 608-756-6611    
Dr. Martin Fedko,
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1000 Mineral Point Ave, Janesville, WI 53548
Phone: 608-756-6611    Fax: 608-756-6177
Stephen L Merrill, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 3524 E Milwaukee St, Janesville, WI 53546
Phone: 608-756-7100    Fax: 608-756-4700

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.