Mark Castanza, DDS

Primary specialty

General Practice DentistryTaxonomy code 1223G0001X

License

037699 Issued in NY

Practice address

4530 Hylan Blvd
Staten Island, NY 10312-6425

Phone

(718) 317-7211

Fax

(718) 317-7212

NPI assigned

Apr 7, 2006

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 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

Interoperability endpoints

• Direct secure messaging: mcastanza51513@northwell.direct-ci.com

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.

• White Hall Dental, PC

  • Dentist
  • New Hyde Park, NY
  • NPI 1376268821
  NPD

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

{
    "created_epoch": "1144368000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1942263314",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4530 HYLAN BLVD",
            "city": "STATEN ISLAND",
            "state": "NY",
            "postal_code": "103126425",
            "telephone_number": "718-317-7211",
            "fax_number": "718-317-7212"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4530 HYLAN BLVD",
            "city": "STATEN ISLAND",
            "state": "NY",
            "postal_code": "103126425",
            "telephone_number": "718-317-7211",
            "fax_number": "718-317-7212"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CASTANZA",
        "first_name": "MARK",
        "name_prefix": "Dr.",
        "credential": "DDS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-07",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "NY",
            "license": "037699",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Julia L Cassidy, CCC-SLP
• Taylor M Cassiliano
• Siena Castagliola
• Alyssa Lyn Castania, M.S.-SLP
• Michael J Castania, PT
• Lee W Castellan, D.C., CNIM
• Adrianna Castellano
• Bartolomeo Vincent Castellano, MD
• Isabella Castellano
• Jaclyn Nicole Castellano, M.S., CCC-SLP, TSSLD

• General Practice Dentistry in Staten Island, NY
• Providers in Staten Island, NY by specialty
• General Practice Dentistry in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.