Jennifer Byer, MD

Primary specialty

Medical Oncology PhysicianTaxonomy code 207RX0202X

License

1025561 Issued in MA

Practice address

101 Columbian St
Weymouth, MA 02190-1601

Phone

(781) 624-4800

NPI assigned

Mar 29, 2011

Last updated

Mar 9, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in FL, 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

Hematology/Oncology

Education

University of South Florida College of Medicine, 2011

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Comprehensive Hematology Oncology LLCGroup PAC ID 5395084461, 21 clinicians

Dana-Farber Cancer Institute, Inc.Group PAC ID 9133038904, shared by 5 NPIs, 671 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Dana-Farber Cancer Institute Hospital, Boston, MA, CCN 220162
• South Shore Hospital Hospital, South Weymouth, MA, CCN 220100
• Brigham and Women's Hospital Hospital, Boston, MA, CCN 220110
• HCA Florida Trinity Hospital Hospital, Trinity, FL, CCN 100191

Merit-based Incentive Payment System (MIPS)

Final score

75 of 100Reported as group

Merit-based Incentive Payment System (MIPS)

Final score

86.76 of 100Reported as group

Quality

59.78

Improvement activities

40

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.

• Comprehensive Hematology Oncology LLC

  • Hematology & Oncology Physician
  • St Petersburg, FL
  • NPI 1144786906
  Medicare reassignment Care Compare group NPD
• Dana-Farber Cancer Institute, Inc.

  dba Binney Medical Associates

  • Special Hospital
  • Boston, MA
  • NPI 1346433257

  Medical Oncology

  Medicare reassignment NPD
• Dana-Farber Cancer Institute, Inc.

  dba Dana-Farber Cancer Institute

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1851333686
  Medicare reassignment NPD
• Florida Cancer Specialists & Research Institute, LLC

  • Medical Oncology Physician
  • Cape Coral, FL
  • NPI 1760590962

  Hematology

  Medicare reassignment NPD
• Dana-Farber Cancer Institute, Inc.

  dba The Friends' Place

  • Durable Medical Equipment & Medical Supplies
  • Chestnut Hill, MA
  • NPI 1497429237
  NPD
• Comprehensive Hematology Oncology LLC

  dba Comprehensive Hematology Oncology Pharmacy

  • Community/Retail Pharmacy
  • St Petersburg, FL
  • NPI 1528610367
  NPD

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

• Brigham & Womens Hospital, Inc.

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1790717650
  Care Compare affiliation
• Dana-Farber Cancer Institute, Inc.

  dba Dana-Farber Cancer Institute

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1851333686
  Care Compare affiliation
• South Shore Hospital Inc.

  • General Acute Care Hospital
  • South Weymouth, MA
  • NPI 1134227606
  Care Compare affiliation
• New Port Richey Hospital Inc

  dba HCA Florida Trinity Hospital

  • General Acute Care Hospital
  • Trinity, FL
  • NPI 1891741849
  Care Compare affiliation

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

{
    "created_epoch": "1301356800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773014400000",
    "number": "1336438522",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 102222",
            "address_2": "ATTN CREDENTIALING DEPT",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303682222",
            "telephone_number": "239-432-8500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "101 COLUMBIAN ST",
            "city": "WEYMOUTH",
            "state": "MA",
            "postal_code": "021901601",
            "telephone_number": "781-624-4800"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "13060 US Highway 1 Ste A",
            "address_purpose": "LOCATION",
            "city": "Sebastian",
            "state": "FL",
            "postal_code": "329583733",
            "country_code": "US",
            "telephone_number": "772-589-0879",
            "fax_number": "844-795-2187",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3730 7th Ter Ste 100",
            "address_purpose": "LOCATION",
            "city": "Vero Beach",
            "state": "FL",
            "postal_code": "329607324",
            "country_code": "US",
            "telephone_number": "772-581-0528",
            "fax_number": "772-581-0535",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BYER",
        "first_name": "JENNIFER",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2011-03-29",
        "last_updated": "2026-03-09",
        "certification_date": "2026-03-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology",
            "state": "FL",
            "license": "ME120152",
            "primary": false
        },
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "FL",
            "license": "ME120152",
            "primary": false
        },
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "MA",
            "license": "1025561",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "021232200",
            "state": "FL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Anna Koteff Burns, PT
• Megan Hagerty Burns, CRNA
• Melissa M. Burns, L.C.S.W.
• Maureen Butler, OTR/L
• Melissa Butler, RN
• William M. Byrnes, D.C.
• Caroline Byron
• Ann Caccavale, N.P.
• Jillian C Cahill, NP-C
• Megan Rose Callahan

• Medical Oncology Physician in Weymouth, MA
• Providers in Weymouth, MA by specialty
• Medical Oncology Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 9, 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.