Karl E Baum, MD - Medicare Internal Medicine in Oshkosh, WI

Karl E Baum, MD is a medicare enrolled "Hospitalist" physician in Oshkosh, Wisconsin. He went to Medical College Of Wisconsin and graduated in 1993 and has 31 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Ascension Medical Group-fox Valley Wisconsin Inc and his current practice location is 855 N Westhaven Dr, Oshkosh, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (920) 303-8700.

Karl E Baum is licensed to practice in Wisconsin (license number 35816) 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 1497749402.

Contact Information

Karl E Baum, MD
855 N Westhaven Dr,
Oshkosh, WI 54904-7668
(920) 303-8700
Not Available

Map and Direction




Physician's Profile

Full NameKarl E Baum
GenderMale
SpecialityInternal Medicine
Experience31 Years
Location855 N Westhaven Dr, Oshkosh, 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:
  • Karl E Baum attended and graduated from Medical College Of Wisconsin in 1993
  NPI Data:
  • NPI Number: 1497749402
  • Provider Enumeration Date: 09/06/2005
  • Last Update Date: 08/28/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 2365494655
  • Enrollment ID: I20050215000544

Medical Identifiers

Medical identifiers for Karl E Baum such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1497749402NPI-NPPES
32234700MedicaidWI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist 35816 (Wisconsin)Primary
207RC0200XInternal Medicine - Critical Care Medicine 35816 (Wisconsin)Secondary
207R00000XInternal Medicine 35816 (Wisconsin)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Ascension Ne Wisconsin - St Elizabeth CampusAppleton, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ascension Medical Group-fox Valley Wisconsin Inc0244142420240

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. Karl E Baum allows following entities to bill medicare on his behalf.
Entity NameAscension Medical Group-fox Valley Wisconsin Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1730126392
PECOS PAC ID: 0244142420
Enrollment ID: O20031105000351

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. Karl E Baum 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
Karl E Baum, MD
Po Box 735044,
Chicago, IL 60673-5044

Ph: (800) 326-2250
Karl E Baum, MD
855 N Westhaven Dr,
Oshkosh, WI 54904-7668

Ph: (920) 303-8700

Reviews and Comments


Hospitalist Doctors in Oshkosh, WI

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Phone: 920-223-2000    Fax: 920-223-1230
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Abdulmajid Adam,
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Practice Location: 855 N Westhaven Dr, Oshkosh, WI 54904
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Dr. James Bruno, DO
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Practice Location: 135 Jackson St, Oshkosh, WI 54901
Phone: 920-303-8100    Fax: 920-303-8100
Indira Pulakandum, MD
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Medicare: Not Enrolled in Medicare
Practice Location: 500 S Oakwood Rd, Oshkosh, WI 54904
Phone: 920-223-2000    

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.