Brandon C Onyechefule, CNP

Primary specialty

Registered NurseTaxonomy code 163W00000X

License

RN2368458 Issued in MA

Practice address

485 Arsenal St
Watertown, MA 02472-5091

Phone

(617) 972-5100

NPI assigned

Aug 29, 2025

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

Medicare fee-for-service enrollment

Enrolled in MA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Atrius Health IncGroup PAC ID 4789588641, 1,214 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Certified Nurse Practitioner, Nurse Practitioner

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.

• Atrius Health, Inc.

  • Internal Medicine Physician
  • Boston, MA
  • NPI 1871639914
  Medicare reassignment Care Compare group NPD
• Atrius Health, Inc.

  dba Harvard Vanguard Medical Associates

  • Internal Medicine Physician
  • Beverly, MA
  • NPI 1114265634
  NPD
• Atrius Health, Inc.

  dba Granite Medical Group

  • Internal Medicine Physician
  • Quincy, MA
  • NPI 1558756759
  NPD

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

{
    "created_epoch": "1756425600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757289600000",
    "number": "1962381327",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "79 LHEUREUX CIR",
            "city": "RANDOLPH",
            "state": "MA",
            "postal_code": "023685176",
            "telephone_number": "781-927-9210"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "485 ARSENAL ST",
            "city": "WATERTOWN",
            "state": "MA",
            "postal_code": "024725091",
            "telephone_number": "617-972-5100"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ONYECHEFULE",
        "first_name": "BRANDON",
        "middle_name": "C",
        "credential": "CNP",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-08-29",
        "last_updated": "2025-09-08",
        "certification_date": "2025-09-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "MA",
            "license": "RN2368458",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Michelle Anna O'Connor, FNP-BC
• Carol Anne O'Leary, APRN, PNP
• Sarah Beth O'Leary
• Meghan Maureen O'Neill
• Isabelle Obert, PT, DPT
• Optometric Providers Inc
• Serge Orlov, D.M.D.
• Ailie Lauren Orzak
• Angela Owens
• Laura Pabo

• Registered Nurse in Watertown, MA
• Providers in Watertown, MA by specialty
• Registered Nurse in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 8, 2025; 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.