Individual provider Active NPI

Thomas John Duggan, M.D.

  • Neonatal-Perinatal Medicine Physician
  • Mineola, NY
National Provider Identifier
1164781084
Registry record updated Aug 11, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neonatal-Perinatal Medicine PhysicianTaxonomy code 2080N0001X
License
281020 Issued in NY
Practice address
259 1St St
Mineola, NY 11501-3957
Phone
(516) 663-3853
NPI assigned
May 11, 2012
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 11, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Neonatal-Perinatal Medicine Physician 2080N0001X 281020 NY Primary
Pediatrics Physician 208000000X 281020 NY

Addresses

Primary practice location

259 1St St
Mineola, NY 11501-3957

Mailing address

450 Clarkson Ave
Brooklyn, NY 11203-2012

Other practice location 1

Maria Ferari Children's Hospital
100 Woods Road
Valhalla, NY 10595
Phone (914) 493-7000

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address tduggan507328@nyumc.direct-ci.com

Medicare participation

Medicare enrollment files
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: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20191104002429 NY Practitioner - Pediatric Medicine 9830421270 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare

Merit-based Incentive Payment System (MIPS)

Final score
90.8 of 100Reported as group
Quality
91.79
Promoting interoperability
100
Improvement activities
40
Cost
75.18

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
University Physicians of Brooklyn, Inc. CurrentSince Sep 23, 2019 Accepting new patients
University Physicians of Brooklyn, Inc. Pediatrics CurrentSince Sep 23, 2019 Accepting new patients
Boston Children'S Health Physicians, LLP Pediatrics CurrentSince Jul 1, 2025 Accepting new patients
New York University Pediatrics CurrentSince Sep 7, 2022 Accepting new patients
Boston Childrens Health Physicians LLP CurrentSince Jul 1, 2025 Accepting new patients
University Physicians of Brooklyn, Inc. Current Accepting new patients
New York University CurrentSince Sep 7, 2022 Accepting new patients
NYU Langone Hospitals Past Accepting new patients

Locations

450 Clarkson Ave
Brooklyn, NY 11203
Phone (718) 270-1603

1111 Franklin Ave
Garden City, NY 11530
Phone (516) 222-8600

19 Bradhurst Ave
Hawthorne, NY 10532
Phone (914) 493-7235

120 Mineola Blvd
Ste 210
Mineola, NY 11501
Phone (516) 663-4600

259 1st St
Mineola, NY 11501
Phone (516) 576-1820

13303 Jamaica Ave
Richmond Hill, NY 11418
Phone (718) 206-6942

100 Woods Rd
#O
Valhalla, NY 10595

100 Woods Rd
Valhalla, NY 10595
Phone (914) 490-7000

14 Wall St
Fl 9
Wall Street, NY 10005
Phone (646) 501-3224

Networks

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

Interoperability endpoints

  • FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/
  • Direct secure messaging: tduggan507328@nyumc.direct-ci.com

Organizations & group practices 8

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.

NPI Registry JSON

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

{
    "created_epoch": "1336694400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786406400000",
    "number": "1164781084",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "450 CLARKSON AVE",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "112032012"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "259 1ST ST",
            "city": "MINEOLA",
            "state": "NY",
            "postal_code": "115013957",
            "telephone_number": "516-663-3853"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "Maria Ferari Children's Hospital",
            "address_2": "100 Woods Road",
            "address_purpose": "LOCATION",
            "city": "Valhalla",
            "state": "NY",
            "postal_code": "10595",
            "country_code": "US",
            "telephone_number": "914-493-7000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DUGGAN",
        "first_name": "THOMAS",
        "middle_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2012-05-11",
        "last_updated": "2026-08-11",
        "certification_date": "2026-08-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2080N0001X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Neonatal-Perinatal Medicine",
            "state": "NY",
            "license": "281020",
            "primary": true
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "NY",
            "license": "281020",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "tduggan507328@nyumc.direct-ci.com",
            "affiliation": "N",
            "address_1": "259 1st St",
            "city": "Mineola",
            "state": "NY",
            "country_code": "US",
            "postal_code": "115013957",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Mineola, NY

Sources for this page

Verify at the official NPI Registry.