Marc T Fields, MD

Primary specialty

Radiation Oncology PhysicianTaxonomy code 2085R0001X

License

C52087 Issued in CA

Practice address

301 Professional Center Dr
Rohnert Park, CA 94928-2152

Phone

(209) 543-0684

Fax

(209) 343-3809

NPI assigned

Apr 13, 2006

Last updated

Jul 19, 2023By the provider in NPPES

Sex

Male

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Other identifiers 1

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in CA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Radiation Oncology

Education

University of Missouri, Kansas City, School of Medicine, 1994

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Cancer Therapy Medical Group IncGroup PAC ID 6800792003, 12 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Cancer Therapy Medical Group Inc

  • Radiation Oncology Physician
  • Alamo, CA
  • NPI 1952585754
  Medicare reassignment Care Compare group NPD
• Permanente Medical Group Inc

  • Internal Medicine Physician
  • Santa Clara, CA
  • NPI 1073606299
  Medicare reassignment NPD
• Cancer Therapy Medical Group Inc

  dba Rohnert Park Cancer Center

  • Radiation Oncology Physician
  • Rohnert Park, CA
  • NPI 1649280520
  NPD
• Cancer Therapy Medical Group Inc

  dba Fresno Cancer Center & Central Valley Breast Care

  • Radiation Oncology Physician
  • Fresno, CA
  • NPI 1659381549
  NPD
• Permanente Medical Group Inc

  • Internal Medicine Physician
  • Richmond, CA
  • NPI 1235226531
  NPD
• Permanente Medical Group, Inc

  • Clinical Medical Laboratory
  • San Jose, CA
  • NPI 1497971584
  NPD
• Arizona Oncology Services Inc

  • Radiation Oncology Physician
  • Phoenix, AZ
  • NPI 1972628675
  NPD (past)
• Radiology, Inc

  • Diagnostic Radiology Physician
  • Mishawaka, IN
  • NPI 1578557815
  NPD (past)

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1144886400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1689724800000",
    "number": "1730143066",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 756",
            "city": "DANVILLE",
            "state": "CA",
            "postal_code": "945260756",
            "telephone_number": "209-543-0364",
            "fax_number": "209-343-3809"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "301 PROFESSIONAL CENTER DR",
            "city": "ROHNERT PARK",
            "state": "CA",
            "postal_code": "949282152",
            "telephone_number": "209-543-0684",
            "fax_number": "209-343-3809"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FIELDS",
        "first_name": "MARC",
        "middle_name": "T",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-13",
        "last_updated": "2023-07-19",
        "certification_date": "2023-07-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "CA",
            "license": "C52087",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00C520870",
            "state": "CA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq",
            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "The Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "401 Bicentennial Way",
            "city": "Santa Rosa",
            "state": "CA",
            "country_code": "US",
            "postal_code": "954032149",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Eye Care Institute, a Medical Corporation
• Eye Care Institute, a Medical Corporation
• Farrell Chiropractic, Inc. (Salud Chiropractic)
• Angelica Farrell, DC
• Romayne Elizabeth Farrell, NP
• Christina Renee Fifer, R.D.
• Peggy Joan Filice, D.C.
• Firstsight Vision Services, Inc.
• Thomas M Fitzgerald, DPM
• James Fitzgibbon

• Radiation Oncology Physician in Rohnert Park, CA
• Providers in Rohnert Park, CA by specialty
• Radiation Oncology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 19, 2023; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.