Individual provider Active NPI

Karen C Dasilva, M.D.

  • Internal Medicine Physician
  • Chelmsford, MA
National Provider Identifier
1851364889
Registry record updated Sep 20, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
78527 Issued in MA
Practice address
228 Billerica Rd
Internal Medicine
Chelmsford, MA 01824-3604
Phone
(978) 250-6100
NPI assigned
Feb 9, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 20, 2021

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology (Internal Medicine) Physician 207RH0000X 78527 MA
Internal Medicine Physician 207R00000X 78527 MA Primary

Addresses

Primary practice location

228 Billerica Rd
Internal Medicine
Chelmsford, MA 01824-3604

Mailing address

228 Billerica Rd
Chelmsford, MA 01824-3604
Phone (978) 250-6100

Other identifiers 4

IdentifierTypeStateIssuer
PV490OtherMAHARVARD PILGRIM
078527OtherMATUFTS
3192482MedicaidMA
J14317OtherMABLUE CROSS

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address kdasilvamd5418@direct.atrius.masshiway.net

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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20050617000041 MA Practitioner - Internal MedicinePractitioner - Hematology 6305880691

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Atrius Health, Inc. Internal Medicine CurrentSince Sep 22, 1993 Accepting new patients
Atrius Health, Inc. Internal Medicine Current Accepting new patients
Atrius Health, Inc. Internal Medicine CurrentSince Sep 22, 1993 Accepting new patients

Locations

147 Milk St
Fl 9
Boston, MA 02109
Phone (617) 559-8051

133 Brookline Ave
Boston, MA 02215
Phone (617) 421-1000

228 Billerica Rd
Chelmsford, MA 01824
Phone (978) 250-6000

Organizations & group practices 3

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": "1139443200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1632096000000",
    "number": "1851364889",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "228 BILLERICA RD",
            "city": "CHELMSFORD",
            "state": "MA",
            "postal_code": "018243604",
            "telephone_number": "978-250-6100",
            "fax_number": "978-250-6002"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "228 BILLERICA RD",
            "address_2": "INTERNAL MEDICINE",
            "city": "CHELMSFORD",
            "state": "MA",
            "postal_code": "018243604",
            "telephone_number": "978-250-6100"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DASILVA",
        "first_name": "KAREN",
        "middle_name": "C",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-02-09",
        "last_updated": "2021-09-20",
        "certification_date": "2021-09-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology",
            "state": "MA",
            "license": "78527",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "78527",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "HARVARD PILGRIM",
            "identifier": "PV490",
            "state": "MA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TUFTS",
            "identifier": "078527",
            "state": "MA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3192482",
            "state": "MA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS",
            "identifier": "J14317",
            "state": "MA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "kdasilvamd5418@direct.atrius.masshiway.net",
            "affiliation": "N",
            "address_1": "228 Billerica Rd",
            "address_2": "Internal Medicine",
            "city": "Chelmsford",
            "state": "MA",
            "country_code": "US",
            "postal_code": "018243604",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Chelmsford, MA

Sources for this page

Verify at the official NPI Registry.