NPIMap

Individual provider Active NPI

John M Dundon, MD

  • Adult Reconstructive Orthopaedic Surgery Physician
  • Bridgewater, NJ
National Provider Identifier
1831325166
Registry record updated May 7, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Adult Reconstructive Orthopaedic Surgery PhysicianTaxonomy code 207XS0114X
License
25MA09788000 Issued in NJ
Practice address
465 Union Ave Ste C
Bridgewater, NJ 08807-3196
Phone
(973) 538-2334
NPI assigned
Jun 1, 2009
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 7, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Adult Reconstructive Orthopaedic Surgery Physician 207XS0114X 25MA09788000 NJ Primary
Adult Reconstructive Orthopaedic Surgery Physician 207XS0114X 278927 NY

Addresses

Primary practice location

465 Union Ave Ste C
Bridgewater, NJ 08807-3196

Mailing address

PO Box 1446
Morristown, NJ 07962-1446
Phone (973) 538-2334

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NJ
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
I20160707000804 NJ Practitioner - Orthopedic Surgery 2062640527 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
Wright State University Boonshoft School of Medicine, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Tri-County Orthopaedic and Sports Medicine PAGroup PAC ID 7416840491, 43 clinicians

Practice addresses (Care Compare)

465 Union Ave
Suite C
Bridgewater, NJ 08807-3196
Phone (973) 538-2334

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
79.23 of 100Reported as group
Quality
79.62
Promoting interoperability
73
Improvement activities
40
Cost
73.64

Procedures performed for Medicare patients

ProcedureNumber of procedures
Hip replacement181
Knee replacement339
Lower limb (leg) arthroscopy (minimally invasive joint repair)1-10
Removal of tissue1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
25MA09788000NJMDAdult Reconstructive Orthopaedic Surgery Physician
278927NYMDAdult Reconstructive Orthopaedic Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Tri-County Orthopaedic & Sports Medicine PA CurrentSince Jul 4, 2023 Accepting new patients
Dundon Orthopedics and Sports Medicine Adult Reconstructive Orthopaedic Surgery Current Accepting new patients
Tri-County Orthopaedic & Sports Medicine PA CurrentSince Jul 4, 2023 Accepting new patients

Locations

465 Union Ave
Ste C
Bridgewater, NJ 08807
Phone (908) 429-7600

197 Ridgedale Ave
Ste 300
Cedar Knolls, NJ 07927
Phone (605) 216-3916

Interoperability endpoints

  • FHIR API: https://fhir-api.fhirprod.aws.greenwayhealth.com/fhir/R4/2.16.840.1.113883.3.140.60912

Organizations & group practices 3

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.

Hospital & facility affiliations 9

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": "1243814400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778112000000",
    "number": "1831325166",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 1446",
            "city": "MORRISTOWN",
            "state": "NJ",
            "postal_code": "079621446",
            "telephone_number": "973-538-2334",
            "fax_number": "973-539-9610"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "465 UNION AVE STE C",
            "city": "BRIDGEWATER",
            "state": "NJ",
            "postal_code": "088073196",
            "telephone_number": "973-538-2334"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DUNDON",
        "first_name": "JOHN",
        "middle_name": "M",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2009-06-01",
        "last_updated": "2026-05-07",
        "certification_date": "2026-05-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207XS0114X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Adult Reconstructive Orthopaedic Surgery",
            "state": "NJ",
            "license": "25MA09788000",
            "primary": true
        },
        {
            "code": "207XS0114X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Adult Reconstructive Orthopaedic Surgery",
            "state": "NY",
            "license": "278927",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Bridgewater, NJ

Sources for this page

Verify at the official NPI Registry.