Individual provider Active NPI

Alexandra Nicole Kammen, MD

  • Neurological Surgery Physician
  • Boston, MA
National Provider Identifier
1194256255
Registry record updated Jul 8, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neurological Surgery PhysicianTaxonomy code 207T00000X
License
A162923 Issued in CA
Practice address
55 Fruit St
Boston, MA 02114-2621
Phone
(617) 726-8275
NPI assigned
Mar 21, 2017
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 8, 2024

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Neurological Surgery Physician 207T00000X A162923 CA Primary

Addresses

Primary practice location

55 Fruit St
Boston, MA 02114-2621

Mailing address

1200 N State St
Los Angeles, CA 90033-1029
Phone (323) 226-7421

Other practice location 1

1200 N State St
Los Angeles, CA 90033-1029
Phone (323) 226-7421

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA, NY2 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

Enrollment IDStateProvider typePAC IDDetails
I20240718004220 MA Practitioner - Neurosurgery 6507288271 Reassigns benefits to 2 organizations
I20260121003853 NY Practitioner - Neurosurgery 6507288271 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Neurosurgery
Education
Other, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

2 Longview Ave
FL 5
White Plains, NY 10601-5000
Phone (914) 849-7666

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Spinal fusion1-10
Laminectomy or laminotomy (partial removal of spine bones)1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A162923CAMDNeurological Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
East Post Road Medical Services PC CurrentSince Dec 15, 2025 Accepting new patients
The General Hospital Corporation CurrentSince Jul 11, 2024 Accepting new patients
White Plains Physician Services PC CurrentSince Dec 15, 2025 Accepting new patients
Massachusetts General Physicians Organization Inc Neurological Surgery CurrentSince Jul 11, 2024 Accepting new patients

Locations

55 Fruit St
#2
Boston, MA 02114
Phone (617) 726-2967

55 Fruit St
Boston, MA 02114

62 13th St
Charlestown, MA 02129
Phone (617) 724-4260

185 Kisco Ave
Ste 300
Mount Kisco, NY 10549
Phone (914) 242-2020

2 Longview Ave
Fl 5
White Plains, NY 10601
Phone (914) 849-7650

41 E Post Rd
White Plains, NY 10601
Phone (914) 681-1201

Networks

  • Healthfirst Medicare Network H9678
  • Healthfirst Medicare Network H1722
  • Healthfirst Medicare Network H3359
  • Healthfirst Medicare Network H5989

Organizations & group practices 4

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.

Hospital & facility affiliations 2

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

NPI Registry JSON

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

{
    "created_epoch": "1490054400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1720396800000",
    "number": "1194256255",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1200 N STATE ST",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900331029",
            "telephone_number": "323-226-7421"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "55 FRUIT ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021142621",
            "telephone_number": "617-726-8275"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1200 N State St",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900331029",
            "country_code": "US",
            "telephone_number": "323-226-7421",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KAMMEN",
        "first_name": "ALEXANDRA",
        "middle_name": "NICOLE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-03-21",
        "last_updated": "2024-07-08",
        "certification_date": "2024-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207T00000X",
            "taxonomy_group": "",
            "desc": "Neurological Surgery",
            "state": "CA",
            "license": "A162923",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.