Mark E Feigen, DMD

Primary specialty

DentistTaxonomy code 122300000X

License

7175 Issued in CT

Practice address

24 Stevens St
Norwalk Hospital Dental Service
Norwalk, CT 06850-3852

Phone

(203) 852-2146

Fax

(203) 855-3521

NPI assigned

Oct 13, 2005

Last updated

Jul 13, 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 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: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Norwalk Hospital Association

  • General Acute Care Hospital
  • Norwalk, CT
  • NPI 1427041581
  Medicare reassignment NPD
• Norwalk Hospital Association

  • General Acute Care Hospital
  • Norwalk, CT
  • NPI 1649263880
  NPD

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

{
    "created_epoch": "1129161600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1295723179",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6 CARRIAGE HOUSE DR",
            "city": "DANBURY",
            "state": "CT",
            "postal_code": "068108230",
            "telephone_number": "203-794-0082"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "24 STEVENS ST",
            "address_2": "NORWALK HOSPITAL DENTAL SERVICE",
            "city": "NORWALK",
            "state": "CT",
            "postal_code": "068503852",
            "telephone_number": "203-852-2146",
            "fax_number": "203-855-3521"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FEIGEN",
        "first_name": "MARK",
        "middle_name": "E",
        "name_prefix": "Dr.",
        "credential": "DMD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-13",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "CT",
            "license": "7175",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Amy Feder, LCSW
• Danielle Jaclyn Feder, OD
• Mark S Feder, O.D.
• Theresa Federici, ED.D, LCSW,LMSW
• Matthew Fedro, DPT
• Bianca Feliz
• Clifford W Feller, MD
• Avalon Dibner Fennessey, CPNP-PC
• Cheree Louise Fenske, PH.D.
• June Feola, APRN

• Dentist in Norwalk, CT
• Providers in Norwalk, CT by specialty
• Dentist in Connecticut

• 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.