Leo Dreyfuss, MD

Primary specialty

Urology PhysicianTaxonomy code 208800000X

License

84609 Issued in CT

Practice address

201 N Mountain Rd Ste 300
Plainville, CT 06062-1848

Phone

(860) 348-2500

NPI assigned

Jan 29, 2020

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CT

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

Specialty

Urology

Education

Other, 2020

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

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.

• Hartford Healthcare Medical Group Specialists, PLLC

  • Surgery Physician
  • Hartford, CT
  • NPI 1023584216

  Urology

  NPD (past)

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

{
    "created_epoch": "1580256000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781568000000",
    "number": "1306477302",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1290 SILAS DEANE HWY",
            "address_2": "HHC-CVO",
            "city": "WETHERSFIELD",
            "state": "CT",
            "postal_code": "061094337",
            "telephone_number": "860-348-2500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "201 N MOUNTAIN RD STE 300",
            "city": "PLAINVILLE",
            "state": "CT",
            "postal_code": "060621848",
            "telephone_number": "860-348-2500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "462 Queen St Ste 203",
            "address_purpose": "LOCATION",
            "city": "Southington",
            "state": "CT",
            "postal_code": "064891801",
            "country_code": "US",
            "telephone_number": "860-348-2500",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "22 Pine St Ste 104",
            "address_purpose": "LOCATION",
            "city": "Bristol",
            "state": "CT",
            "postal_code": "060106949",
            "country_code": "US",
            "telephone_number": "860-348-2500",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DREYFUSS",
        "first_name": "LEO",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-01-29",
        "last_updated": "2026-06-16",
        "certification_date": "2026-06-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208800000X",
            "taxonomy_group": "",
            "desc": "Urology",
            "state": "CT",
            "license": "84609",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kelly Donovan
• Kiana Dorce
• Melissa Downs
• Caitlin Claire Doyle, LMSW
• Cassandra Doyon, MSW
• Jeanne Du Rivage, OTR/L
• Marlene Diane Dube, LADC
• Michelle H Dubner, APRN
• Alexandra R Duncan
• Carolyn T Dwyer

• Urology Physician in Plainville, CT
• Providers in Plainville, CT by specialty
• Urology Physician in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 16, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.