Kathleen Ellen O'brien, MD - Medicare Obstetrics/gynecology in Fitchburg, WI

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Kathleen Ellen O'brien, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Fitchburg, Wisconsin. She went to University Of Wisconsin School Of Medicine and graduated in 2018 and has 8 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice University Of Wisconsin Medical Foundation Inc and her current practice location is 5774 Longwood Ln, Fitchburg, Wisconsin. You can reach out to her office (for appointments etc.) via phone at (608) 445-9796.

Kathleen Ellen O'brien is licensed to practice in Wisconsin (license number 83783) 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 1245725829.

Contact Information

Kathleen Ellen O'brien, MD
5774 Longwood Ln,
Fitchburg, WI 53711-7211
(608) 445-9796
Not Available

Map and Direction




Physician's Profile

Full NameKathleen Ellen O'brien
GenderFemale
SpecialityObstetrics/gynecology
Experience8 Years
Location5774 Longwood Ln, Fitchburg, 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:
  • Kathleen Ellen O'brien attended and graduated from University Of Wisconsin School Of Medicine in 2018
  NPI Data:
  • NPI Number: 1245725829
  • Provider Enumeration Date: 06/26/2018
  • Last Update Date: 03/02/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 2668728668
  • Enrollment ID: I20240910001928

Medical Identifiers

Medical identifiers for Kathleen Ellen O'brien such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1245725829NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 4301507116 (Michigan)Secondary
207V00000XObstetrics & Gynecology 83783 (Wisconsin)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
University Of Wisconsin Medical Foundation Inc66087854642380

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. Kathleen Ellen O'brien allows following entities to bill medicare on her behalf.
Entity NameUniversity Of Wisconsin Medical Foundation Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1598784555
PECOS PAC ID: 6608785464
Enrollment ID: O20031111000435

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. Kathleen Ellen O'brien 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
Kathleen Ellen O'brien, MD
5774 Longwood Ln,
Fitchburg, WI 53711-7211

Ph: () -		Kathleen Ellen O'brien, MD
5774 Longwood Ln,
Fitchburg, WI 53711-7211

Ph: (608) 445-9796

Reviews and Comments


Obstetrics & Gynecology Doctors in Fitchburg, WI

Frederic A. Melius, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 2955 Triverton Pike Dr, Fitchburg, WI 53711
Phone: 608-227-7007    
Michael C. Cardwell, M.D.
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 2955 Triverton Pike Dr, Fitchburg, WI 53711
Phone: 608-227-7022    
Laura A Sabo, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 5543 E Cheryl Pkwy, Fitchburg, WI 53711
Phone: 608-274-5300    Fax: 608-287-2845
Julie A. Schurr, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 2955 Triverton Pike Dr, Fitchburg, WI 53711
Phone: 608-227-7022    
Dr. Kathleen Antony, M.D.
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 3014 Stamford Pl, Fitchburg, WI 53711
Phone: 623-578-2232    

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.