Dr Frank M Wittmaack, MD - Medicare Obstetrics & Gynecology in Green Bay, WI

Dr Frank M Wittmaack, MD is a medicare enrolled "Obstetrics & Gynecology - Reproductive Endocrinology" physician in Green Bay, Wisconsin. His current practice location is 2845 Greenbrier Rd, Green Bay, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (920) 288-8500.

Dr Frank M Wittmaack is licensed to practice in Wisconsin (license number 30771) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1366494676.

Contact Information

Dr Frank M Wittmaack, MD
2845 Greenbrier Rd,
Green Bay, WI 54311-6519
(920) 288-8500
Not Available

Map and Direction




Physician's Profile

Full NameDr Frank M Wittmaack
GenderMale
SpecialityObstetrics & Gynecology - Reproductive Endocrinology
Location2845 Greenbrier Rd, Green Bay, Wisconsin
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1366494676
  • Provider Enumeration Date: 05/16/2006
  • Last Update Date: 08/19/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 9638174337
  • Enrollment ID: I20061003000142

Medical Identifiers

Medical identifiers for Dr Frank M Wittmaack such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1366494676NPI-NPPES
34715600MedicaidWI
001518932MedicaidPA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology MD046113L (Pennsylvania)Secondary
207VE0102XObstetrics & Gynecology - Reproductive Endocrinology 30771 (Wisconsin)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. Dr Frank M Wittmaack 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 Frank M Wittmaack 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 Frank M Wittmaack, MD
Po Box 735044,
Chicago, IL 60673-5044

Ph: (800) 326-2250
Dr Frank M Wittmaack, MD
2845 Greenbrier Rd,
Green Bay, WI 54311-6519

Ph: (920) 288-8500

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
Rebecca Caroline Pierson, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 2845 Greenbrier Rd, Green Bay, WI 54311
Phone: 920-288-8000    

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.