Individual provider Active NPI

Patricia Tsai Lamontagne

  • Anesthesiology Physician
  • Boston, MA
National Provider Identifier
1932763679
Registry record updated Jul 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
1015673 Issued in MA
Practice address
75 Francis St
Boston, MA 02115-6110
Phone
(617) 732-5500
NPI assigned
Apr 29, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 17, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 279901 MA
Student in an Organized Health Care Education/Training Program 390200000X MA
Anesthesiology Physician 207L00000X 1015673 MA Primary

Addresses

Primary practice location

75 Francis St
Boston, MA 02115-6110

Mailing address

2014 Washington St
Newton, MA 02462-1699
Phone (617) 243-6467

Other practice location 1

2014 Washington St
Newton, MA 02462-1699
Phone (617) 243-6467

Other practice location 2

2014 Washington St
Newton, MA 02462
Phone (617) 243-6298

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
I20231031002640 MA Practitioner - Anesthesiology 4981939048 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Tufts University School of Medicine, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Brigham and Womens Physicians Organization IncGroup PAC ID 3870405988, 2,931 clinicians
Commonwealth Anesthesia Associates, IncGroup PAC ID 9739151143, 88 clinicians

Practice addresses (Care Compare)

20 Patriot PL
Foxborough, MA 02035-1375
Phone (508) 718-4000

2014 Washington St
Newton, MA 02462-1607
Phone (617) 243-6298

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

850 Boylston St
Chestnut Hill, MA 02467-2477
Phone (617) 732-5500

Hospital & facility affiliations

  • Brigham and Women'S Hospital Hospital, Boston, MA, CCN 220110
  • Newton-Wellesley Hospital Hospital, Newton, MA, CCN 220101
  • Spaulding Rehabilitation Hospital Inpatient rehabilitation facility, Charlestown, MA, CCN 223034

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
1015673MAMDClinical Social Worker
279901MAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Commonwealth Anesthesia Associates, Inc Anesthesiology CurrentSince Sep 1, 2025 Accepting new patients
Brigham & Womens Physicians Organization Inc Anesthesiology CurrentSince Oct 1, 2023 Accepting new patients
Brigham and Womens Physicians Organization Inc Past Accepting new patients

Locations

75 Francis St
Boston, MA 02115

2014 Washington St
Newtonville, MA 02462
Phone (617) 243-6000

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.

Hospital & facility affiliations 3

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": "1556496000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752710400000",
    "number": "1932763679",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2014 WASHINGTON ST",
            "city": "NEWTON",
            "state": "MA",
            "postal_code": "024621699",
            "telephone_number": "617-243-6467",
            "fax_number": "617-243-6701"
        },
        {
            "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": "2014 Washington St",
            "address_purpose": "LOCATION",
            "city": "Newton",
            "state": "MA",
            "postal_code": "024621699",
            "country_code": "US",
            "telephone_number": "617-243-6467",
            "fax_number": "617-243-6701",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2014 Washington St",
            "address_purpose": "LOCATION",
            "city": "Newton",
            "state": "MA",
            "postal_code": "02462",
            "country_code": "US",
            "telephone_number": "617-243-6298",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LAMONTAGNE",
        "first_name": "PATRICIA",
        "middle_name": "TSAI",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-04-29",
        "last_updated": "2025-07-17",
        "certification_date": "2025-07-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "279901",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "MA",
            "license": null,
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "MA",
            "license": "1015673",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.