Individual provider Active NPI

Margaret W Njigua

  • Psychiatric/Mental Health Registered Nurse
  • Lexington, MA
National Provider Identifier
1487471843
Registry record updated Sep 25, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Registered NurseTaxonomy code 163WP0808X
License
RN2314786 Issued in MA
Practice address
125 Hartwell Ave
Lexington, MA 02421-3100
Phone
(781) 861-0890
NPI assigned
Sep 25, 2024
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 25, 2024

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatric/Mental Health Registered Nurse 163WP0808X RN2314786 MA Primary

Addresses

Primary practice location

125 Hartwell Ave
Lexington, MA 02421-3100

Mailing address

125 Hartwell Ave
Lexington, MA 02421-3100
Phone (781) 861-0890

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20260307000066 MA Practitioner - Nurse Practitioner 9335621390 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2025
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Eliot Community Human ServicesGroup PAC ID 2062488000, 82 clinicians

Practice addresses (Care Compare)

86 Baker Ave Ext
Suite 100
Concord, MA 01742-2132
Phone (978) 369-1113

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
RN2314786MAMDPsychiatric/Mental Health Registered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Eliot Community Human Services CurrentSince Feb 1, 2026 Accepting new patients

Locations

86 Baker Avenue Ext
Ste 100
Concord, MA 01742
Phone (978) 202-4156

62 Brown St
Haverhill, MA 01830
Phone (978) 521-6555

125 Hartwell Ave
Lexington, MA 02421
Phone (781) 734-2060

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1727222400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1727222400000",
    "number": "1487471843",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "125 HARTWELL AVE",
            "city": "LEXINGTON",
            "state": "MA",
            "postal_code": "024213100",
            "telephone_number": "781-861-0890"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "125 HARTWELL AVE",
            "city": "LEXINGTON",
            "state": "MA",
            "postal_code": "024213100",
            "telephone_number": "781-861-0890"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NJIGUA",
        "first_name": "MARGARET",
        "middle_name": "W",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2024-09-25",
        "last_updated": "2024-09-25",
        "certification_date": "2024-09-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WP0808X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Psychiatric/Mental Health",
            "state": "MA",
            "license": "RN2314786",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lexington, MA

Sources for this page

Verify at the official NPI Registry.