Margaret A. O'Callaghan, ANP-BC, WHNP-BC

Primary specialty

Nurse PractitionerTaxonomy code 363L00000X

License

RN234033 Issued in MA

Practice address

Dys NE Health Services
33 Gregory Street
Middleton, MA 01949

Phone

(978) 716-1183

Fax

(978) 304-4503

NPI assigned

Apr 11, 2007

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other names 1

• Margaret A. Gaston Former name

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

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

{
    "created_epoch": "1176249600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1542326400000",
    "number": "1881818110",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "DYS NE HEALTH SERVICES",
            "address_2": "33 GREGORY STREET",
            "city": "MIDDLETON",
            "state": "MA",
            "postal_code": "01949",
            "telephone_number": "978-716-1183",
            "fax_number": "978-304-4503"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "DYS NE HEALTH SERVICES",
            "address_2": "33 GREGORY STREET",
            "city": "MIDDLETON",
            "state": "MA",
            "postal_code": "01949",
            "telephone_number": "978-716-1183",
            "fax_number": "978-304-4503"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'CALLAGHAN",
        "first_name": "MARGARET",
        "middle_name": "A.",
        "credential": "ANP-BC, WHNP-BC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-04-11",
        "last_updated": "2018-11-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Adult Health",
            "state": "MA",
            "license": "234033",
            "primary": false
        },
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "MA",
            "license": "RN234033",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "MARGARET",
            "last_name": "GASTON",
            "middle_name": "A.",
            "credential": "ANP-BC, WHNP-BC",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Paula Wambui Ngarega
• Katlyn Jean Noonan, NP
• North Shore Regional High School
• Northeast Regional Ambulance Service, Inc.
• Northshore Medical and Rehab LLC
• Carolyn Ogren
• Jill Oleary
• Nancy E Otovic, MD
• Dianne Marie Ouellette, MSW, LICSW
• Donna L. Painchaud

• Nurse Practitioner in Middleton, MA
• Providers in Middleton, MA by specialty
• Nurse Practitioner in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 16, 2018; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.