Mary Patricia O'day, - Medicare Obstetrics & Gynecology in Duluth, MN

  1. Home
  2. Obstetrics & Gynecology
  3. MN
  4. Duluth
Mary Patricia O'day, is a medicare enrolled "Obstetrics & Gynecology - Maternal & Fetal Medicine" physician in Duluth, Minnesota. Her current practice location is 400 E 3rd St, Duluth, Minnesota. You can reach out to her office (for appointments etc.) via phone at (218) 786-3800.

Mary Patricia O'day is licensed to practice in Minnesota (license number 48503) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1528174984.

Contact Information

Mary Patricia O'day,
400 E 3rd St,
Duluth, MN 55805-1951
(218) 786-3800
Not Available

Map and Direction




Physician's Profile

Full NameMary Patricia O'day
GenderFemale
SpecialityObstetrics & Gynecology - Maternal & Fetal Medicine
Location400 E 3rd St, Duluth, Minnesota
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1528174984
  • Provider Enumeration Date: 08/21/2006
  • Last Update Date: 12/17/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 7618972068
  • Enrollment ID: I20170425001856

Medical Identifiers

Medical identifiers for Mary Patricia O'day such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1528174984NPI-NPPES
314721500MedicaidMN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207VM0101XObstetrics & Gynecology - Maternal & Fetal Medicine 48503 (Minnesota)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. Mary Patricia O'day allows following entities to bill medicare on her behalf.
Entity NamePermanente Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073606299
PECOS PAC ID: 8921910225
Enrollment ID: O20031104000710

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. Mary Patricia O'day 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
Mary Patricia O'day,
400 E 3rd St,
Duluth, MN 55805-1951

Ph: (218) 786-3800		Mary Patricia O'day,
400 E 3rd St,
Duluth, MN 55805-1951

Ph: (218) 786-3800

Reviews and Comments


Obstetrics & Gynecology Doctors in Duluth, MN

Kirsten Ma Indrelie, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 400 E 3rd St, Duluth, MN 55805
Phone: 218-786-8364    Fax: 504-988-1846
Dr. Andrea R Lays, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 420 E 1st St, Duluth, MN 55805
Phone: 218-786-8364    
Scott William Johnson,
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 400 E 3rd St, Duluth, MN 55805
Phone: 218-786-8364    
Haley Marie Meyer, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 400 E 3rd St, Duluth, MN 55805
Phone: 218-786-8364    
Aimee Nelson Van Straaten, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1000 E 1st St, Lower Level, Duluth, MN 55805
Phone: 218-722-5148    
Kelly Jo Greenleaf,
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 400 E 3rd St, Duluth, MN 55805
Phone: 218-786-3800    
William Gary Turner,
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 400 E 3rd St, Duluth, MN 55805
Phone: 218-786-8364    

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.