William James Wittman, MD - Medicare Internal Medicine in Oconto Falls, WI

William James Wittman, MD is a medicare enrolled "Internal Medicine" physician in Oconto Falls, Wisconsin. He went to University Of Minnesota Medical School and graduated in 1980 and has 44 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Apogee Medical Group Wisconsin Sc and his current practice location is 107 E Highland Dr, Oconto Falls, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (920) 846-3092.

William James Wittman is licensed to practice in Wisconsin (license number 24066) 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 1902880511.

Contact Information

William James Wittman, MD
107 E Highland Dr,
Oconto Falls, WI 54154-1002
(920) 846-3092
(920) 846-8313

Map and Direction




Physician's Profile

Full NameWilliam James Wittman
GenderMale
SpecialityInternal Medicine
Experience44 Years
Location107 E Highland Dr, Oconto Falls, 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:
  • William James Wittman attended and graduated from University Of Minnesota Medical School in 1980
  NPI Data:
  • NPI Number: 1902880511
  • Provider Enumeration Date: 12/06/2005
  • Last Update Date: 08/24/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 5496659468
  • Enrollment ID: I20100520000305

Medical Identifiers

Medical identifiers for William James Wittman such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1902880511NPI-NPPES
24066OtherWILICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 24066 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Unity HospiceDe pere, WIHospice
Bellin Memorial HospitalGreen bay, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Apogee Medical Group Wisconsin Sc236567795240

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. William James Wittman allows following entities to bill medicare on his behalf.
Entity NameApogee Medical Group Wisconsin Sc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1629415591
PECOS PAC ID: 2365677952
Enrollment ID: O20131107001094

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. William James Wittman 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
William James Wittman, MD
Po Box 22487,
Green Bay, WI 54305-2487

Ph: (920) 445-7222
William James Wittman, MD
107 E Highland Dr,
Oconto Falls, WI 54154-1002

Ph: (920) 846-3092

Reviews and Comments


Internal Medicine Doctors in Oconto Falls, WI

Dr. Henry J Loomans, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 835 S Main St, Suite 1, Oconto Falls, WI 54154
Phone: 920-846-8187    Fax: 920-846-2073

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.