Individual provider Active NPI

Elizabeth Graef, D.O.

  • Rheumatology Physician
  • Burlington, MA
National Provider Identifier
1598171878
Registry record updated Feb 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Rheumatology PhysicianTaxonomy code 207RR0500X
License
285590 Issued in MA
Practice address
67 South Bedford St
East Lobby, 4TH Floor
Burlington, MA 01803
Phone
(781) 744-8551
Fax
(617) 303-8146
NPI assigned
Jul 7, 2014
Last updated
Feb 10, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 10, 2026

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 260672 MA
Rheumatology Physician 207RR0500X 285590 MA Primary
Rheumatology Physician 207RR0500X 33550 NH

Addresses

Primary practice location

67 South Bedford St
East Lobby, 4TH Floor
Burlington, MA 01803

Mailing address

67 South Bedford St
East Lobby, 4TH Floor
Burlington, MA 01803
Phone (781) 744-8551

Other practice location 1

41 Highland Ave
Winchester, MA 01890-1446
Phone (781) 382-3200

Other practice location 2

14 Tsienneto Rd Ste 200A
Derry, NH 03038-1647
Phone (866) 479-3208

Other names 1

  • Elizabeth Graef Professional name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA, NH2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20201205000186 MA Practitioner - Internal MedicinePractitioner - Rheumatology 1658782131 Reassigns benefits to 4 organizations
I20241017003785 NH Practitioner - Rheumatology 1658782131 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Rheumatology
Education
University of New England, College of Osteo Medicine, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Core Physicians LLCGroup PAC ID 2769563253, 290 clinicians
Lahey Clinic IncGroup PAC ID 2264336528, shared by 3 NPIs, 1,381 clinicians

Practice addresses (Care Compare)

14 A Tsienneto Rd
Suite 200
Derry, NH 03038-1505
Phone (603) 404-6800

29 Mall Rd
Burlington, MA 01805-0001

41 Mall Rd
Burlington, MA 01805-0001

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
260672MAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Lahey Clinic, Inc Internal Medicine Current Accepting new patients
Core Physicians LLC CurrentSince Dec 1, 2024 Accepting new patients
Beth Israel Lahey Health Specialty Care, Inc. Internal Medicine CurrentSince Feb 2, 2026 Accepting new patients
Core Physicians, LLC Internal Medicine CurrentSince Dec 1, 2024 Accepting new patients
Emerson Practice Associates, Inc. Internal Medicine CurrentSince Dec 31, 2020 Accepting new patients
Lahey Clinic, Inc. Internal Medicine CurrentSince Aug 1, 2024 Accepting new patients
Lahey Clinic, Inc. Internal Medicine CurrentSince Oct 31, 2024 Accepting new patients
Boston University General Surgical Associates, Inc. PastSince Dec 1, 2021 Accepting new patients

Locations

41 Mall Rd
Burlington, MA 01805
Phone (781) 744-8400

67 S Bedford St
Lbby 4TH
Burlington, MA 01803
Phone (781) 744-8551

67 S Bedford St
Ste 200W
Burlington, MA 01803

133 Ornac
Concord, MA 01742
Phone (978) 287-3000

41 Highland Ave
Winchester, MA 01890
Phone (781) 756-2000

14 Tsienneto Rd
#200A
Derry, NH 03038
Phone (866) 479-3208

14A Tsienneto Rd
Derry, NH 03038
Phone (603) 404-6800

14A Tsienneto Rd
Ste 200
Derry, NH 03038
Phone (603) 404-6800

3 Alumni Dr
Ste 301
Exeter, NH 03833
Phone (603) 658-1180

7 Holland Way
#1
Exeter, NH 03833

6 Tsienneto Rd
Ste 101LL
Londonderry, NH 03038
Phone (603) 537-2060

Interoperability endpoints

  • Direct secure messaging: egraef13856@direct.bilh.masshiway.net
  • FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/

Organizations & group practices 8

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 5

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": "1404691200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770681600000",
    "number": "1598171878",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "67 SOUTH BEDFORD ST",
            "address_2": "EAST LOBBY, 4TH FLOOR",
            "city": "BURLINGTON",
            "state": "MA",
            "postal_code": "01803",
            "telephone_number": "781-744-8551",
            "fax_number": "617-303-8146"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "67 SOUTH BEDFORD ST",
            "address_2": "EAST LOBBY, 4TH FLOOR",
            "city": "BURLINGTON",
            "state": "MA",
            "postal_code": "01803",
            "telephone_number": "781-744-8551",
            "fax_number": "617-303-8146"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "41 Highland Ave",
            "address_purpose": "LOCATION",
            "city": "Winchester",
            "state": "MA",
            "postal_code": "018901446",
            "country_code": "US",
            "telephone_number": "781-382-3200",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "14 Tsienneto Rd Ste 200A",
            "address_purpose": "LOCATION",
            "city": "Derry",
            "state": "NH",
            "postal_code": "030381647",
            "country_code": "US",
            "telephone_number": "866-479-3208",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GRAEF",
        "first_name": "ELIZABETH",
        "name_prefix": "Dr.",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2014-07-07",
        "last_updated": "2026-02-10",
        "certification_date": "2026-02-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "260672",
            "primary": false
        },
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "MA",
            "license": "285590",
            "primary": true
        },
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "NH",
            "license": "33550",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ELIZABETH",
            "last_name": "GRAEF",
            "credential": "DO",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

Other providers in Burlington, MA

Sources for this page

Verify at the official NPI Registry.