Fan Zhu, M.D.

Primary specialty

Radiation Oncology PhysicianTaxonomy code 2085R0001X

License

1027346 Issued in MA

Practice address

157 Union St
Marlborough, MA 01752-1228

Phone

(508) 486-6780

Fax

(774) 843-7367

NPI assigned

Mar 28, 2017

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

Medicare fee-for-service enrollment

Enrolled in WI, MA2 enrollments

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 2

Specialty

Radiation Oncology

Education

University of Illinois College of Med (CHI/Peor/Rock/CHM-Urb), 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Umass Memorial Medical Group IncGroup PAC ID 4284539891, 2,494 clinicians

The Medical College of Wisconsin IncGroup PAC ID 2668384371, 2,092 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Froedtert Memorial Lutheran Hospital Hospital, Milwaukee, WI, CCN 520177

Merit-based Incentive Payment System (MIPS)

Final score

87.99 of 100Reported as group

Quality

82.81

Promoting interoperability

100

Improvement activities

40

Cost

77.15

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: ndixon683808@direct.froedtert.com

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

• The Medical College of Wisconsin, Inc.

  • Internal Medicine Physician
  • Milwaukee, WI
  • NPI 1699720086
  Medicare reassignment Care Compare group NPD
• Umass Memorial Medical Group Inc

  • Internal Medicine Physician
  • Worcester, MA
  • NPI 1760445373
  Medicare reassignment Care Compare group
• The Medical College of Wisconsin Inc

  • Case Management Agency
  • Milwaukee, WI
  • NPI 1649521105
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Froedtert Memorial Lutheran Hospital, Inc.

  • General Acute Care Hospital
  • Milwaukee, WI
  • NPI 1255334173
  Care Compare affiliation

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

{
    "created_epoch": "1490659200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781827200000",
    "number": "1083146294",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 415348",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022415348",
            "telephone_number": "800-225-8885",
            "fax_number": "508-334-1977"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "157 UNION ST",
            "city": "MARLBOROUGH",
            "state": "MA",
            "postal_code": "017521228",
            "telephone_number": "508-486-6780",
            "fax_number": "774-843-7367"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZHU",
        "first_name": "FAN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-03-28",
        "last_updated": "2026-06-19",
        "certification_date": "2026-06-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "MA",
            "license": "1027346",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1083146294",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Catherine Mary Zein
• Julia Zeller
• Tara Hopper Zeltner, ESQ, LCSW
• Joshua Zhang
• Helen Zhou, MD
• Kelly L Ziehm, COTA/L
• Dzintra Zielinski
• Breana Elizabeth Zindle
• Jonathan Zlotnick, D.P.T,
• Melanie Zoltan, BCPA

• Radiation Oncology Physician in Marlborough, MA
• Providers in Marlborough, MA by specialty
• Radiation Oncology Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 19, 2026; 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.