NPIMap

Individual provider Active NPI

Sean Kalra, M.D.

  • Internal Medicine Physician
  • Boston, MA
National Provider Identifier
1578099503
Registry record updated Mar 28, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
287599 Issued in MA
Practice address
75 Francis St
Boston, MA 02115-6110
Phone
(617) 732-5500
NPI assigned
May 11, 2017
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 28, 2025

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

Specialties & licenses 6

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X 65442 CT
Critical Care Medicine (Internal Medicine) Physician 207RC0200X 287599 MA
Pulmonary Disease Physician 207RP1001X 0074812 CO
Pulmonary Disease Physician 207RP1001X 287599 MA
Student in an Organized Health Care Education/Training Program 390200000X
Internal Medicine Physician 207R00000X 287599 MA Primary

Addresses

Primary practice location

75 Francis St
Boston, MA 02115-6110

Mailing address

20 York St, CB-329
Ynhh Dept of Internal Medicine
New Haven, CT 06510-3220
Phone (203) 688-4748

Other practice location 1

20 York St
YNHH Dept of Internal Medicine
New Haven, CT 06510-3220
Phone (203) 688-4242

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA, CO2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20240606003310 MA Practitioner - Critical Care (Intensivists)Practitioner - Internal MedicinePractitioner - Pulmonary Disease 1254601362 Reassigns benefits to 1 organization
I20250513000654 CO Practitioner - Pulmonary Disease 1254601362 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Pulmonary Disease
Education
University of Colorado School of Medicine, Aurora, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

274 Union Blvd
Suite 200
Lakewood, CO 80228-1835
Phone (303) 951-0600

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
0074812COMDPulmonary Disease Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Critical Care Pulmonary and Sleep Associates Professional LLP Critical Care Medicine CurrentSince Jul 1, 2025 Accepting new patients
Brigham & Womens Physicians Organization Inc Internal Medicine CurrentSince Jun 1, 2024 Accepting new patients
Critical Care Pulmonary and Sleep Associates Professional LLP Internal Medicine CurrentSince Jul 1, 2025 Accepting new patients

Locations

274 Union Blvd
Ste 200
Lakewood, CO 80228
Phone (303) 778-5666

75 Francis St
Boston, MA 02115

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

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.

Hospital & facility affiliations 15

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

View all 15

NPI Registry JSON

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

{
    "created_epoch": "1494460800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1743120000000",
    "number": "1578099503",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "20 YORK ST, CB-329",
            "address_2": "YNHH DEPT OF INTERNAL MEDICINE",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065103220",
            "telephone_number": "203-688-4748",
            "fax_number": "203-688-4740"
        },
        {
            "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": "20 York St",
            "address_2": "YNHH Dept of Internal Medicine",
            "address_purpose": "LOCATION",
            "city": "New Haven",
            "state": "CT",
            "postal_code": "065103220",
            "country_code": "US",
            "telephone_number": "203-688-4242",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KALRA",
        "first_name": "SEAN",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-05-11",
        "last_updated": "2025-03-28",
        "certification_date": "2025-03-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CT",
            "license": "65442",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "MA",
            "license": "287599",
            "primary": false
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "CO",
            "license": "0074812",
            "primary": false
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "MA",
            "license": "287599",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "287599",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.