Keenan Mahan, MD, MBA

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

290245 Issued in MA

Practice address

2014 Washington St
Newton, MA 02462-1607

Phone

(617) 243-6193

NPI assigned

Mar 30, 2019

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: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Emergency Medicine

Education

Harvard Medical School, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Mass General Brigham Medical Group Northern Massachusetts IncGroup PAC ID 3577467224, 817 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• North Shore Medical Center - Hospital, Salem, MA, CCN 220035

Medicare enrollment (NPD)

Enrolled

Credentials

Master of Business Administration, Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mahan.keenan.mgh@direct.partners.masshiway.net

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.

• Mass General Brigham Medical Group Northern Massachusetts Inc

  • Emergency Medicine Physician
  • Salem, MA
  • NPI 1588606123
  Medicare reassignment Care Compare group NPD
• Newton Wellesley Emergency Medicine Specialist, P .C.

  • Emergency Medicine Physician
  • Newton, MA
  • NPI 1346355526
  Medicare reassignment NPD
• Mass General Brigham Medical Group, Inc.

  • Internal Medicine Physician
  • Salem, NH
  • NPI 1083360200

  MA

  Medicare reassignment NPD
• General Hospital Corp

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1508390014
  NPD

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

• North Shore Medical Center, Inc.

  • General Acute Care Hospital
  • Salem, MA
  • NPI 1730121633
  Care Compare affiliation

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

{
    "created_epoch": "1553904000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1730678400000",
    "number": "1104387158",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2014 WASHINGTON ST",
            "city": "NEWTON",
            "state": "MA",
            "postal_code": "024621607"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2014 WASHINGTON ST",
            "city": "NEWTON",
            "state": "MA",
            "postal_code": "024621607",
            "telephone_number": "617-243-6193"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAHAN",
        "first_name": "KEENAN",
        "name_prefix": "Dr.",
        "credential": "MD, MBA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-30",
        "last_updated": "2024-11-04",
        "certification_date": "2024-11-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MA",
            "license": "290245",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Christine Maddrey, MSW, LICSW
• Naymarie Madera
• Amanda Beth Magier, ATC
• Emma Magliarditi, OTR/L
• Adam Magrini
• Courtney Maher
• Behrooz Mahjori-Sabet
• Katherine Mahon, MS, RD
• Rui Xiong Mai, LIC. AC.
• Michaela Main, DPT

• Emergency Medicine Physician in Newton, MA
• Providers in Newton, MA by specialty
• Emergency Medicine Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 4, 2024; 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.