Diabetes & Endocrine PLLC

Primary specialty

Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X

Legal business name

DIABETES & ENDOCRINE PLLC

Practice address

632 Roanoke Ave
Riverhead, NY 11901-2728

Phone

(631) 939-2127

Fax

(718) 892-0736

NPI assigned

Oct 26, 2021

Organization subpart

No

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

Authorized official

Name

Dr. Charmian Cohen, MDNPI 1003929043

Title

President

Phone

(631) 939-2127

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in NY

Enrollment records 1

Locations

Practitioners 1

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

• Charmian Darryl Cohen, M.D.

  • Endocrinology, Diabetes & Metabolism Physician
  • Riverhead, NY
  • NPI 1003929043
  Medicare reassignment NPD Authorized official

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

{
    "created_epoch": "1635206400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1746748800000",
    "number": "1902560964",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "632 ROANOKE AVE",
            "city": "RIVERHEAD",
            "state": "NY",
            "postal_code": "119012728",
            "telephone_number": "631-939-2127",
            "fax_number": "718-892-0736"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "632 ROANOKE AVE",
            "city": "RIVERHEAD",
            "state": "NY",
            "postal_code": "119012728",
            "telephone_number": "631-939-2127",
            "fax_number": "718-892-0736"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "61 Tyler Dr",
            "address_purpose": "LOCATION",
            "city": "Riverhead",
            "state": "NY",
            "postal_code": "119015022",
            "country_code": "US",
            "telephone_number": "631-939-2127",
            "fax_number": "332-330-9601",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "DIABETES & ENDOCRINE PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2021-10-26",
        "last_updated": "2025-05-09",
        "certification_date": "2025-05-09",
        "status": "A",
        "authorized_official_last_name": "COHEN",
        "authorized_official_first_name": "CHARMIAN",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "631-939-2127",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Michael William Dempsey, M.D.
• Eliana Denaro, MSW
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• Frances Diaz-Rivera
• Charles Christopher Diggett, D.C.
• Suzanne Diiorio
• Laura Dimattei
• Marc Dinowitz, M.D.

• Endocrinology, Diabetes & Metabolism Physician in Riverhead, NY
• Providers in Riverhead, NY by specialty
• Endocrinology, Diabetes & Metabolism Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 9, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.