NPIMap

Individual provider Active NPI

Sheila Klassen, MD

  • Cardiovascular Disease Physician
  • Boston, MA
National Provider Identifier
1013375336
Registry record updated Jun 29, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Cardiovascular Disease PhysicianTaxonomy code 207RC0000X
License
295379 Issued in MA
Practice address
75 Francis St
Boston, MA 02115-6110
Phone
(617) 732-5500
NPI assigned
Feb 1, 2016
Reactivated
Nov 29, 2017
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 29, 2023

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
Cardiovascular Disease Physician 207RC0000X 295379 MA Primary

Addresses

Primary practice location

75 Francis St
Boston, MA 02115-6110

Mailing address

75 Francis St
Boston, MA 02115-6110
Phone (617) 732-5500

Other practice location 1

1403 29 Street NW
Suite C852A
Calgary, Alberta T2N 2T9
CA
Phone (403) 944-8119

Other names 1

  • Ms. Sheila Liu Other name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20230411000625 MA Practitioner - Cardiovascular Disease (Cardiology) 0143579011 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Cardiovascular Disease (Cardiology)
Education
Other, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

75 Francis St
Boston, MA 02115-6110
Phone (617) 732-5500

Hospital & facility affiliations

  • Brigham and Women'S Hospital Hospital, Boston, MA, CCN 220110
  • Dana-Farber Cancer Institute Hospital, Boston, MA, CCN 220162
  • Newton-Wellesley Hospital Hospital, Newton, MA, CCN 220101
  • Brigham and Women Faulkner Hospital Hospital, Jamaica Plain, MA, CCN 220119
  • Massachusetts General Hospital Hospital, Boston, MA, CCN 220071

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
295379MAMDCardiovascular Disease Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Brigham and Women'S Hospital Current Accepting new patients
Brigham & Womens Physicians Organization Inc CurrentSince Jun 1, 2023 Accepting new patients
Brigham & Womens Hospital, Inc. Past Accepting new patients
Brigham and Womens Physicians Organization Inc Past Accepting new patients

Locations

75 Francis St
Boston, MA 02115

254 2nd Ave
Ste 100
Needham Heights, MA 02494
Phone (781) 416-8412

Interoperability endpoints

  • Direct secure messaging: klassen.sheila.bwh@direct.partners.masshiway.net

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 6

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": "1454284800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1687996800000",
    "number": "1013375336",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "75 FRANCIS ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021156110",
            "telephone_number": "617-732-5500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "75 FRANCIS ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021156110",
            "telephone_number": "617-732-5500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1403 29 Street NW",
            "address_2": "Suite C852A",
            "address_purpose": "LOCATION",
            "city": "Calgary",
            "state": "Alberta",
            "postal_code": "T2N 2T9",
            "country_code": "CA",
            "telephone_number": "403-944-8119",
            "country_name": "Canada",
            "address_type": "FGN"
        }
    ],
    "basic": {
        "last_name": "KLASSEN",
        "first_name": "SHEILA",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2016-02-01",
        "last_updated": "2023-06-29",
        "certification_date": "2023-06-29",
        "deactivation_date": "2017-04-05",
        "reactivation_date": "2017-11-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "MA",
            "license": "295379",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "SHEILA",
            "last_name": "LIU",
            "prefix": "MS.",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.