Maria Grammenos - Georgakopoulos, DDS

Primary specialty

General Practice DentistryTaxonomy code 1223G0001X

License

46897 Issued in NY

Practice address

110 Smithtown Blvd Ste 1
Nesconset, NY 11767-2075

Phone

(631) 382-8585

Fax

(631) 382-8580

NPI assigned

Nov 13, 2006

Sex

Female

Sole proprietor

Yes

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 NY

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

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.

• Sound Sleep Solutions LLC

  • Dentist
  • Nesconset, NY
  • NPI 1750028924
  NPD
• Sachem Oral Surgery, PLLC

  • Oral and Maxillofacial Surgery (Dentist)
  • Nesconset, NY
  • NPI 1669795332
  NPD (past)

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

{
    "created_epoch": "1163376000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742947200000",
    "number": "1487725339",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "110 SMITHTOWN BLVD STE 1",
            "city": "NESCONSET",
            "state": "NY",
            "postal_code": "117672075",
            "telephone_number": "631-382-8585",
            "fax_number": "631-382-8580"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "110 SMITHTOWN BLVD STE 1",
            "city": "NESCONSET",
            "state": "NY",
            "postal_code": "117672075",
            "telephone_number": "631-382-8585",
            "fax_number": "631-382-8580"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRAMMENOS - GEORGAKOPOULOS",
        "first_name": "MARIA",
        "name_prefix": "Dr.",
        "credential": "DDS",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2006-11-13",
        "last_updated": "2025-03-26",
        "certification_date": "2025-03-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "NY",
            "license": "46897",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Melissa C Galvin, M.S., CCC-SLP
• Yury Gaydar, DPM
• Shauna Gehshan
• Allyson Giaimo, MA
• Gwenda Renee' Gnadt, O.D., M.P.H.
• Baljinder Kaur Grewal, M.D.
• Lisa Anne Grieco, PT DPT OCS
• Michele Rhea Grosskurth, LCSW-R
• Stephanie Nicole Guercio
• Joan Catherine Guevarra, M.D.

• All providers in Nesconset, NY
• General Practice Dentistry in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 26, 2025; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.