Individual provider Active NPI

Joseph Jay Baker, MD, MPH

  • Family Medicine Physician
  • Boston, MA
National Provider Identifier
1144338138
Registry record updated Apr 25, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
245637 Issued in MA
Practice address
1340 Boylston St
Boston, MA 02215-4302
Phone
(617) 267-0900
Fax
(617) 247-3460
NPI assigned
Aug 29, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 25, 2021

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 245637 MA Primary

Addresses

Primary practice location

1340 Boylston St
Boston, MA 02215-4302

Mailing address

1340 Boylston St
Boston, MA 02215-4302
Phone (617) 267-0900

Other identifiers 2

IdentifierTypeStateIssuer
8004-0037OtherDCCAREFIRST BCBS
26428OtherDCCHARTERED HEALTH PLAN

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
I20110120000833 MA Practitioner - Family Practice 5698875862 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Georgetown University School of Medicine, 2000
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

1340 Boylston St
Boston, MA 02215-4302
Phone (617) 267-0900

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Fenway Community Health Center, Inc CurrentSince Feb 13, 2024 Accepting new patients
Fenway Community Health Center, Inc CurrentSince Feb 13, 2024 Accepting new patients
Frederick Health Hospital Inc Past Accepting new patients
Fenway Community Health Center, Inc PastSince May 1, 2022 Accepting new patients
Whitman-Walker Clinic Inc. Past Accepting new patients

Locations

1340 Boylston St
Boston, MA 02215
Phone (617) 267-0900

Interoperability endpoints

  • Direct secure messaging: jbaker18527@direct.ctc.masshiway.net

Organizations & group practices 5

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 4

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": "1156809600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1619308800000",
    "number": "1144338138",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1340 BOYLSTON ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022154302",
            "telephone_number": "617-267-0900",
            "fax_number": "617-247-3460"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1340 BOYLSTON ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022154302",
            "telephone_number": "617-267-0900",
            "fax_number": "617-247-3460"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BAKER",
        "first_name": "JOSEPH",
        "middle_name": "JAY",
        "name_prefix": "Dr.",
        "credential": "MD, MPH",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-29",
        "last_updated": "2021-04-25",
        "certification_date": "2021-04-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "MA",
            "license": "245637",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CAREFIRST BCBS",
            "identifier": "8004-0037",
            "state": "DC"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CHARTERED HEALTH PLAN",
            "identifier": "26428",
            "state": "DC"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.