Individual provider Active NPI

Leslie Elaine Lehmann, MD

  • Pediatric Hematology & Oncology Physician
  • Boston, MA
National Provider Identifier
1770542359
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Hematology & Oncology PhysicianTaxonomy code 2080P0207X
License
77749 Issued in MA
Practice address
44 Binney St
Dana Farber Cancer Institute
Boston, MA 02115
Phone
(617) 632-4923
Fax
(617) 632-2095
NPI assigned
Mar 21, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Hematology & Oncology Physician 2080P0207X 77749 MA Primary

Addresses

Primary practice location

44 Binney St
Dana Farber Cancer Institute
Boston, MA 02115

Mailing address

44 Binney St
Dana Farber Cancer Institute 360
Boston, MA 02115
Phone (617) 632-4923

Other identifiers 8

IdentifierTypeStateIssuer
2439091OtherCIGNA
30069OtherFALLON COMM HEALTH PLAN
3135039MedicaidMA
077749OtherTUFTS
J14099OtherMABLUE CROSS BLUE SHIELD
2929172OtherAETNA US HEALTHCARE
F26846DFOtherHPHC
000000029006OtherBMC HEALTHNET

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
I20050610000162 MA Practitioner - Hematology/OncologyPractitioner - Pediatric Medicine 2668415654 Reassigns benefits to 2 organizations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Dana-Farber Cancer Institute, Inc. CurrentSince Dec 14, 2010 Accepting new patients
Dana-Farber Cancer Institute, Inc. Current Accepting new patients
Children's Hospital Pediatric Associates, Inc Pediatric Hematology-Oncology CurrentSince Jun 16, 2009 Accepting new patients
Dana-Farber Cancer Institute, Inc. CurrentSince Dec 14, 2010 Accepting new patients
Childrens Hospital Boston Past Accepting new patients

Locations

300 Longwood Ave
Boston, MA 02115
Phone (617) 355-4956

44 Binney St
Boston, MA 02115
Phone (617) 632-3591

44 Binney St
#360
Boston, MA 02115
Phone 6176325640 ext. 5640

44 Binney St
#3
Boston, MA 02115
Phone (617) 632-3270

450 Brookline Ave
Boston, MA 02215
Phone (508) 478-2061

Interoperability endpoints

  • Direct secure messaging: lehmann.leslie.dfci@direct.partners.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.

NPI Registry JSON

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

{
    "created_epoch": "1142899200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1770542359",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "44 BINNEY ST",
            "address_2": "DANA FARBER CANCER INSTITUTE 360",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "02115",
            "telephone_number": "617-632-4923",
            "fax_number": "617-632-2095"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "44 BINNEY ST",
            "address_2": "DANA FARBER CANCER INSTITUTE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "02115",
            "telephone_number": "617-632-4923",
            "fax_number": "617-632-2095"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LEHMANN",
        "first_name": "LESLIE",
        "middle_name": "ELAINE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-03-21",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0207X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Hematology-Oncology",
            "state": "MA",
            "license": "77749",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CIGNA",
            "identifier": "2439091",
            "state": null
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "FALLON COMM HEALTH PLAN",
            "identifier": "30069",
            "state": null
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3135039",
            "state": "MA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TUFTS",
            "identifier": "077749",
            "state": null
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS BLUE SHIELD",
            "identifier": "J14099",
            "state": "MA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "AETNA US HEALTHCARE",
            "identifier": "2929172",
            "state": null
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "HPHC",
            "identifier": "F26846DF",
            "state": null
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BMC HEALTHNET",
            "identifier": "000000029006",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.