Marissa Decker, MD - Medicare Obstetrics/gynecology in Madison, WI

Marissa Decker, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Madison, Wisconsin. She went to University Of Iowa, Rj & L Carver College Of Medicine and graduated in 2015 and has 9 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice Dean Health Systems Inc and her current practice location is 752 N High Point Rd, Madison, Wisconsin. You can reach out to her office (for appointments etc.) via phone at (608) 824-4000.

Marissa Decker is licensed to practice in Nebraska (license number 7434) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1912388638.

Contact Information

Marissa Decker, MD
752 N High Point Rd,
Madison, WI 53717-2236
(608) 824-4000
(608) 824-4944

Map and Direction




Physician's Profile

Full NameMarissa Decker
GenderFemale
SpecialityObstetrics/gynecology
Experience9 Years
Location752 N High Point Rd, Madison, Wisconsin
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Marissa Decker attended and graduated from University Of Iowa, Rj & L Carver College Of Medicine in 2015
  NPI Data:
  • NPI Number: 1912388638
  • Provider Enumeration Date: 06/18/2015
  • Last Update Date: 06/09/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 9739495714
  • Enrollment ID: I20190826001803

Medical Identifiers

Medical identifiers for Marissa Decker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1912388638NPI-NPPES
1912388638MedicaidWI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 71587-20 (Wisconsin)Secondary
207V00000XObstetrics & Gynecology 7434 (Nebraska)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Ssm Health St Mary's Hospital - MadisonMadison, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Dean Health Systems Inc70128279831054

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. Marissa Decker allows following entities to bill medicare on her behalf.
Entity NameDean Health Systems Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1053358846
PECOS PAC ID: 7012827983
Enrollment ID: O20031105000584
Entity NameThe Medical College Of Wisconsin Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1699720086
PECOS PAC ID: 2668384371
Enrollment ID: O20031120000259
Entity NameFroedtert &the Medical College Of Wisconsin Community Physicians Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1568787448
PECOS PAC ID: 3678760063
Enrollment ID: O20101210000699

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. Marissa Decker 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
Marissa Decker, MD
752 N High Point Rd,
Madison, WI 53717-2236

Ph: (608) 824-4000
Marissa Decker, MD
752 N High Point Rd,
Madison, WI 53717-2236

Ph: (608) 824-4000

Reviews and Comments


Obstetrics & Gynecology Doctors in Madison, WI

Eliza A. Bennett, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 20 S Park St, Ob/gyn Clinic, Madison, WI 53715
Phone: 608-287-2830    
Rebecca A Thousand, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1821 S Stoughton Rd, Madison, WI 53716
Phone: 608-260-6000    Fax: 608-260-6835
Katharina S Stewart, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 202 S Park St, Madison, WI 53715
Phone: 608-417-6667    Fax: 608-417-6364
Christopher Ann Federman, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 752 N High Point Rd, Dean Medical Center, Madison, WI 53717
Phone: 608-824-4800    Fax: 608-824-4910
John Bolinger Ester, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 700 S Park St, Madison, WI 53715
Phone: 608-251-6100    Fax: 608-258-5222
Kara Kjersten Hoppe, D.O.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 202 S Park St, Madison, WI 53715
Phone: 608-417-6667    Fax: 608-417-6364
Katherine S Sample, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 2402 Winnebago St, Madison, WI 53704
Phone: 608-242-6840    Fax: 608-245-6117

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).

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