Dr Marc T Fields, MD - Medicare Radiation Oncology in Rohnert Park, CA

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Dr Marc T Fields, MD is a medicare enrolled "Radiology - Radiation Oncology" physician in Rohnert Park, California. He went to University Of Missouri, Kansas City, School Of Medicine and graduated in 1994 and has 30 years of diverse experience with area of expertise as Radiation Oncology. He is a member of the group practice Cancer Therapy Medical Group Inc and his current practice location is 301 Professional Center Dr, Rohnert Park, California. You can reach out to his office (for appointments etc.) via phone at (209) 543-0684.

Dr Marc T Fields is licensed to practice in California (license number C52087) 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 1730143066.

Contact Information

Dr Marc T Fields, MD
301 Professional Center Dr,
Rohnert Park, CA 94928-2152
(209) 543-0684
(209) 343-3809

Map and Direction




Physician's Profile

Full NameDr Marc T Fields
GenderMale
SpecialityRadiation Oncology
Experience30 Years
Location301 Professional Center Dr, Rohnert Park, California
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 Marc T Fields attended and graduated from University Of Missouri, Kansas City, School Of Medicine in 1994
  NPI Data:
  • NPI Number: 1730143066
  • Provider Enumeration Date: 04/13/2006
  • Last Update Date: 07/19/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 0941226138
  • Enrollment ID: I20060120000247

Medical Identifiers

Medical identifiers for Dr Marc T Fields such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1730143066NPI-NPPES
00C520870MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2085R0001XRadiology - Radiation Oncology C52087 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Cancer Therapy Medical Group Inc680079200311

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 Marc T Fields allows following entities to bill medicare on his behalf.
Entity NamePermanente Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073606299
PECOS PAC ID: 8921910225
Enrollment ID: O20031104000710
Entity NameCancer Therapy Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952585754
PECOS PAC ID: 6800792003
Enrollment ID: O20031209000651

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 Marc T Fields 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 Marc T Fields, MD
Po Box 756,
Danville, CA 94526-0756

Ph: (209) 543-0364		Dr Marc T Fields, MD
301 Professional Center Dr,
Rohnert Park, CA 94928-2152

Ph: (209) 543-0684

Reviews and Comments


Radiology Doctors in Rohnert Park, CA

Dr. Nikhil Gadahad Rao, MD
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 301 Professional Center Dr, Rohnert Park, CA 94928
Phone: 877-866-0914    
Dr. Irwin H Lee, MD
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 301 Professional Center Dr, Rohnert Park, CA 94928
Phone: 707-584-2200    Fax: 707-584-7582
Peter Hawkins, M.D., PH.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 301 Professional Center Dr, Rohnert Park, CA 94928
Phone: 707-584-2200    Fax: 707-584-7582

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.