Joslin Professional Services, Inc.

Primary specialty

Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X

Legal business name

JOSLIN PROFESSIONAL SERVICES, INC.

Practice address

1 Joslin PL
Joslin Diabetes Center
Boston, MA 02215-5306

Phone

(617) 732-2540

NPI assigned

Oct 4, 2006

Organization subpart

No

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

Authorized official

Name

Roger Levine

Title

Chief Financial Officer

Phone

(617) 735-1974

Specialties & licenses 3

Addresses

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Lloyd Paul Aiello, M.D., PH.D.

  • Ophthalmology Physician
  • Boston, MA
  • NPI 1588622104
  NPD (past)

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

{
    "created_epoch": "1159920000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1740375708",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1 JOSLIN PL",
            "address_2": "JOSLIN DIABETES CENTER",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022155306",
            "telephone_number": "617-732-2540"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 JOSLIN PL",
            "address_2": "JOSLIN DIABETES CENTER",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022155306",
            "telephone_number": "617-732-2540"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "JOSLIN PROFESSIONAL SERVICES, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-10-04",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "LEVINE",
        "authorized_official_first_name": "ROGER",
        "authorized_official_title_or_position": "CHIEF FINANCIAL OFFICER",
        "authorized_official_telephone_number": "617-735-1974"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Optometrist",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RE0101X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "207W00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Ophthalmology",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Tracy Ann Joshi, DNP
• Joslin Clinic
• Joslin Clinic Inc
• Joslin Diabetes Center
• Joslin Diabetes Clinic, Inc
• Matthew I Joslyn, M.D.
• Erin S Jospe, M.D.
• Tracy Michele Josselyn
• Rebecca Jost, OD
• Zachary D Jost, OD

• Endocrinology, Diabetes & Metabolism Physician in Boston, MA
• Providers in Boston, MA by specialty
• Endocrinology, Diabetes & Metabolism Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.