Individual provider Active NPI

Ian E Modestow, DMD

  • General Practice Dentistry
  • Florence, MA
National Provider Identifier
1053381178
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice DentistryTaxonomy code 1223G0001X
License
20017 Issued in MA
Practice address
190 Nonotuck St
Suite 103
Florence, MA 01062-1911
Phone
(413) 586-5887
Fax
(413) 586-5978
NPI assigned
Jan 23, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
General Practice Dentistry 1223G0001X 20017 MA Primary

Addresses

Primary practice location

190 Nonotuck St
Suite 103
Florence, MA 01062-1911

Mailing address

190 Nonotuck St
Suite 103
Florence, MA 01062-1911
Phone (413) 586-5887

Other identifiers 2

IdentifierTypeStateIssuer
20017OtherMAMA DENTAL LICENSE
X11346OtherMABLUE CROSS BLUE SHIELD MA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
20017MAMDGeneral Practice Dentistry

NPI Registry JSON

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

{
    "created_epoch": "1137974400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1053381178",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "190 NONOTUCK ST",
            "address_2": "SUITE 103",
            "city": "FLORENCE",
            "state": "MA",
            "postal_code": "010621911",
            "telephone_number": "413-586-5887",
            "fax_number": "413-586-5978"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "190 NONOTUCK ST",
            "address_2": "SUITE 103",
            "city": "FLORENCE",
            "state": "MA",
            "postal_code": "010621911",
            "telephone_number": "413-586-5887",
            "fax_number": "413-586-5978"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MODESTOW",
        "first_name": "IAN",
        "middle_name": "E",
        "name_prefix": "Dr.",
        "credential": "DMD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-23",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "MA",
            "license": "20017",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MA DENTAL LICENSE",
            "identifier": "20017",
            "state": "MA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS BLUE SHIELD MA",
            "identifier": "X11346",
            "state": "MA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Florence, MA

Sources for this page

  • 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.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.