Dr William G Morrissey, MD - Medicare Obstetrics/gynecology in Green Bay, WI

Dr William G Morrissey, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Green Bay, Wisconsin. He went to Rush Medical College Of Rush University and graduated in 1997 and has 27 years of diverse experience with area of expertise as Obstetrics/gynecology. He is a member of the group practice Aurora Medical Group, Inc. and his current practice location is 2845 Greenbrier Rd, #420, Green Bay, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (920) 288-8400.

Dr William G Morrissey is licensed to practice in Wisconsin (license number 43374) 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 1619084027.

Contact Information

Dr William G Morrissey, MD
2845 Greenbrier Rd, #420,
Green Bay, WI 54308-8900
(920) 288-8400
(920) 288-8461

Map and Direction




Physician's Profile

Full NameDr William G Morrissey
GenderMale
SpecialityObstetrics/gynecology
Experience27 Years
Location2845 Greenbrier Rd, Green Bay, 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:
  • Dr William G Morrissey attended and graduated from Rush Medical College Of Rush University in 1997
  NPI Data:
  • NPI Number: 1619084027
  • Provider Enumeration Date: 08/23/2006
  • Last Update Date: 03/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 8022050269
  • Enrollment ID: I20050526000901

Medical Identifiers

Medical identifiers for Dr William G Morrissey such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1619084027NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 43374 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Aurora Baycare Medical CtrGreen bay, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Aurora Medical Group, Inc.67097942583207

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 William G Morrissey allows following entities to bill medicare on his behalf.
Entity NameAurora Medical Group, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1427271378
PECOS PAC ID: 6709794258
Enrollment ID: O20031105000725

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 William G Morrissey 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 William G Morrissey, MD
3301 W Forest Home Ave,
Milwaukee, WI 53215-2843

Ph: (414) 647-6326
Dr William G Morrissey, MD
2845 Greenbrier Rd, #420,
Green Bay, WI 54308-8900

Ph: (920) 288-8400

Reviews and Comments


Obstetrics & Gynecology Doctors in Green Bay, WI

Edward G Vogel, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 2641 Development Dr, Green Bay, WI 54311
Phone: 920-338-6868    Fax: 920-338-6869
Dr. Michael J Brockman, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 2845 Greenbrier Rd, #420, Green Bay, WI 54308
Phone: 920-288-8400    Fax: 920-288-8461
Dr. John Cornelius Gallagher, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 2845 Greenbrier Rd, #480, Green Bay, WI 54308
Phone: 920-288-8400    Fax: 920-288-8463
Michael C O'toole, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 2641 Development Drive, Green Bay, WI 54311
Phone: 920-338-6868    Fax: 920-338-6869
Anna Maria Guanzon, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 2845 Greenbrier Rd, Green Bay, WI 54311
Phone: 920-288-8000    
Megan E Temp, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 2641 Development Dr, Green Bay, WI 54311
Phone: 920-338-6868    Fax: 920-338-6869
Kathlene A Kusiv, D.O.
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1537 Park Pl Ste 200, Green Bay, WI 54304
Phone: 920-498-8650    Fax: 920-498-0945

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.