NPIMap

Individual provider Active NPI

David A Dunn, MD

  • Family Medicine Physician
  • Morristown, NY
National Provider Identifier
1801824255
Registry record updated Oct 21, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
161865 Issued in NY
Practice address
300 Chapman St. Rd.
Morristown, NY 13664
Phone
(315) 375-6546
NPI assigned
Jun 28, 2006
Last updated
Oct 21, 2025By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Oct 21, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 161865 NY Primary

Addresses

Primary practice location

300 Chapman St. Rd.
Morristown, NY 13664

Mailing address

300 Chapman St
Morristown, NY 13664-3212
Phone (315) 375-6546

Other identifiers 1

IdentifierTypeStateIssuer
01654104MedicaidNY

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20061130000464 NY Practitioner - Family Practice 8325046394 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Albany Medical College of Union University, 1983
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Claxton-Hepburn Medical CenterGroup PAC ID 8426966508, 78 clinicians
Carthage Area Hospital IncGroup PAC ID 9931010485, shared by 16 NPIs, 119 clinicians

Practice addresses (Care Compare)

100 Horwood PL
Ogdensburg, NY 13669-4510
Phone (315) 394-9462

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
161865NYMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Claxton Medical PC Family Medicine CurrentSince Jan 1, 2016 Accepting new patients
Claxton Medical PC CurrentSince Jan 1, 2016 Accepting new patients
United Helpers Nursing Home, Inc. CurrentSince Sep 1, 2017 Accepting new patients
Claxton-Hepburn Medical Center CurrentSince Sep 1, 1995 Accepting new patients
Claxton-Hepburn Medical Center Past Accepting new patients
Seaway Healthcare of Ogdensburg Past Accepting new patients
St. Joseph's Home Past Accepting new patients

Locations

4 Fuller St
Alexandria Bay, NY 13607
Phone (315) 482-1277

39 W Main St
Canton, NY 13617
Phone (315) 379-4700

214 King St
Ogdensburg, NY 13669
Phone (315) 713-5660

3 Lyon Pl
Ogdensburg, NY 13669
Phone (315) 394-7542

3 Lyon Pl
Ste 200
Ogdensburg, NY 13669
Phone (315) 394-7542

3 Lyon Pl
Ste 302
Ogdensburg, NY 13669
Phone (315) 393-7955

Interoperability endpoints

  • Direct secure messaging: david.dunn@claxton.eclinicaldirectplus.com
  • Direct secure messaging: ddunn@cahclinics.medentdirect.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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 7

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1151452800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761004800000",
    "number": "1801824255",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 CHAPMAN ST",
            "city": "MORRISTOWN",
            "state": "NY",
            "postal_code": "136643212",
            "telephone_number": "315-375-6546"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 CHAPMAN ST. RD.",
            "city": "MORRISTOWN",
            "state": "NY",
            "postal_code": "13664",
            "telephone_number": "315-375-6546"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DUNN",
        "first_name": "DAVID",
        "middle_name": "A",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-06-28",
        "last_updated": "2025-10-21",
        "certification_date": "2025-10-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "NY",
            "license": "161865",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "01654104",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Morristown, NY

Sources for this page

Verify at the official NPI Registry.