Dr Robert Aaron Marshall, MD, MPH - Medicare Family Practice in Janesville, WI

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Dr Robert Aaron Marshall, MD, MPH is a medicare enrolled "Preventive Medicine - Occupational Medicine" physician in Janesville, Wisconsin. He went to Ohio State University College Of Medicine and graduated in 1982 and has 42 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Mercy Health System Corporation, Mercy Health System Corporation and his current practice location is 1010 N Washington St, Janesville, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (608) 741-3800.

Dr Robert Aaron Marshall is licensed to practice in Wisconsin (license number 64058-20) 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 1063438570.

Contact Information

Dr Robert Aaron Marshall, MD, MPH
1010 N Washington St,
Janesville, WI 53548-1500
(608) 741-3800
(608) 741-3838

Map and Direction




Physician's Profile

Full NameDr Robert Aaron Marshall
GenderMale
SpecialityFamily Practice
Experience42 Years
Location1010 N Washington St, Janesville, 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 Robert Aaron Marshall attended and graduated from Ohio State University College Of Medicine in 1982
  NPI Data:
  • NPI Number: 1063438570
  • Provider Enumeration Date: 07/15/2006
  • Last Update Date: 05/29/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 1850604224
  • Enrollment ID: I20150715000576

Medical Identifiers

Medical identifiers for Dr Robert Aaron Marshall such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1063438570NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2083X0100XPreventive Medicine - Occupational Medicine 035049148 (Ohio)Secondary
2083X0100XPreventive Medicine - Occupational Medicine 64058-20 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mercy Health System CorpJanesville, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mercy Health System Corporation7416860440475
Mercy Health System Corporation7416860440475

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 Robert Aaron Marshall allows following entities to bill medicare on his behalf.
Entity NameMercy Health System Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1598718603
PECOS PAC ID: 7416860440
Enrollment ID: O20031113000164

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 Robert Aaron Marshall 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 Robert Aaron Marshall, MD, MPH
1010 N Washington St,
Janesville, WI 53548-1500

Ph: (608) 741-3800		Dr Robert Aaron Marshall, MD, MPH
1010 N Washington St,
Janesville, WI 53548-1500

Ph: (608) 741-3800

Reviews and Comments


Preventive Medicine Doctors in Janesville, WI

Dr. Stephen A Lindahl, MD
Preventive Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1010 N Washington St, Janesville, WI 53548
Phone: 608-741-3800    Fax: 608-741-6792
Dr. Stella Anozie, M.D.
Preventive Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1010 N Washington St, Janesville, WI 53548
Phone: 608-741-3800    Fax: 608-741-3838
Manellema Nandimitra Fernando, M.D
Preventive Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 15 W Milwaukee St, Suite 206, Janesville, WI 53548
Phone: 608-756-0791    

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.