Sung Hyon Han, DMD

Primary specialty

Oral and Maxillofacial Surgery (Dentist)Taxonomy code 1223S0112X

License

13795 Issued in CT

Practice address

9 Washington St
Norwalk, CT 06854-2704

Phone

(917) 744-7129

NPI assigned

Feb 20, 2018

Last updated

Jun 30, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in IL

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

Networks

• Healthfirst Medicare Network H3359
• Healthfirst Medicare Network H5989
• Healthfirst Medicare Network H1722
• Healthfirst Medicare Network H9678

Interoperability endpoints

• Direct secure messaging: shan5@montefioredirect.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.

• NJ Team Dental Center PA

  • Dentist
  • Old Bridge, NJ
  • NPI 1942396833
  NPD
• New London Dental Care, LLC

  dba New London Dental Care

  • General Practice Dentistry
  • New London, CT
  • NPI 1629364997

  Oral and Maxillofacial Surgery

  NPD (past)
• Sono Dental Group, LLC

  dba Sono Dental Group

  • Pediatric Dentistry
  • Norwalk, CT
  • NPI 1831483312

  Oral and Maxillofacial Surgery

  NPD (past)
• SPH Meriden LLC

  • Pediatric Dentistry
  • Meriden, CT
  • NPI 1356727739
  NPD (past)
• Montefiore Medical Center

  • Anesthesiology Physician
  • Bronx, NY
  • NPI 1063525152
  NPD (past)

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

{
    "created_epoch": "1519084800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782777600000",
    "number": "1962902478",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "25 N LEXINGTON AVE APT 1212",
            "city": "WHITE PLAINS",
            "state": "NY",
            "postal_code": "106011760",
            "telephone_number": "917-744-7129"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9 WASHINGTON ST",
            "city": "NORWALK",
            "state": "CT",
            "postal_code": "068542704",
            "telephone_number": "917-744-7129"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "320 Boston Ave",
            "address_purpose": "LOCATION",
            "city": "Stratford",
            "state": "CT",
            "postal_code": "066145213",
            "country_code": "US",
            "telephone_number": "203-375-1388",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HAN",
        "first_name": "SUNG HYON",
        "name_prefix": "Dr.",
        "credential": "DMD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-02-20",
        "last_updated": "2026-06-30",
        "certification_date": "2026-06-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223S0112X",
            "taxonomy_group": "",
            "desc": "Dentist, Oral and Maxillofacial Surgery",
            "state": "CT",
            "license": "13795",
            "primary": true
        },
        {
            "code": "1223S0112X",
            "taxonomy_group": "",
            "desc": "Dentist, Oral and Maxillofacial Surgery",
            "state": "NY",
            "license": "063245",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Deborah M Hammer, D.C.
• Dianne S Hammersley, LCSW
• Mercedes Alyssa Hammett
• Olivia Katherine Hammond
• Kevin Han
• Hand Rehabilitation Center, LLC
• Hand Therapy Associates, Inc
• Hands in the Mix Home Care Agency LLC (Hands In the Mix Home Care Agency)
• Hands2017 LLC
• Stephanie Hanna

• Oral and Maxillofacial Surgery (Dentist) in Norwalk, CT
• Providers in Norwalk, CT by specialty
• Oral and Maxillofacial Surgery (Dentist) in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 30, 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.