NPIMap

Individual provider Active NPI

Timothy O'Dowd

  • Internal Medicine Physician
  • Lebanon, NH
National Provider Identifier
1598260465
Registry record updated Dec 15, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
22529 Issued in NH
Practice address
1 Medical Center Dr
Department of Family Medicine
Lebanon, NH 03756-1000
Phone
(603) 650-5000
Fax
(603) 640-1228
NPI assigned
Mar 24, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 15, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 286328 MA
Internal Medicine Physician 207R00000X 29305 MN
Internal Medicine Physician 207R00000X 65898 MN
Internal Medicine Physician 207R00000X 22529 NH Primary

Addresses

Primary practice location

1 Medical Center Dr
Department of Family Medicine
Lebanon, NH 03756-1000

Mailing address

1 Medical Center Dr
Lebanon, NH 03756-1000
Phone (603) 650-5000

Other practice location 1

200 1st St SW
Rochester, MN 55905
Phone (507) 284-2511

Other practice location 2

10 Alice Peck Day Dr
Department of Family Medicine
Lebanon, NH 03766-2900
Phone (603) 448-3121

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NH
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
I20220712000639 NH Practitioner - HospitalistPractitioner - Internal Medicine 3870840846 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine
Education
Geisel School of Medicine at Dartmouth, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Dartmouth-Hitchcock ClinicGroup PAC ID 4183537509, 1,445 clinicians
Alice Peck Day Memorial HospitalGroup PAC ID 6103737531, 132 clinicians

Practice addresses (Care Compare)

1 Medical Ctr Dr
Lebanon, NH 03756-1000
Phone (603) 650-5000

10 Alice Peck Day Dr
Lebanon, NH 03766-2900
Phone (603) 448-3121

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
65898MNMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Dartmouth-Hitchcock Clinic Internal Medicine CurrentSince Jul 11, 2022 Accepting new patients
Mary Hitchcock Memorial Hospital Internal Medicine CurrentSince Jan 2, 2025 Accepting new patients
Mary Hitchcock Memorial Hospital CurrentSince Jan 2, 2025 Accepting new patients
Alice Peck Day Memorial Hospital Internal Medicine Current Accepting new patients
Alice Peck Day Memorial Hospital CurrentSince Jul 11, 2022 Accepting new patients
Alice Peck Day Memorial Hospital Internal Medicine CurrentSince Jul 11, 2022 Accepting new patients

Locations

1 Medical Dr
Lebanon, NH 03756
Phone (603) 650-5922

10 Alice Peck Day Dr
Lebanon, NH 03766
Phone (603) 448-7440

5 Alice Peck Day Dr
Lebanon, NH 03766
Phone (603) 448-3996

Interoperability endpoints

  • FHIR API: https://edhwebportal.hitchcock.org/FHIRProxy/api/FHIR/R4/

Organizations & group practices 6

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": "1521849600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765756800000",
    "number": "1598260465",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1 MEDICAL CENTER DR",
            "city": "LEBANON",
            "state": "NH",
            "postal_code": "037561000",
            "telephone_number": "603-650-5000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 MEDICAL CENTER DR",
            "address_2": "DEPARTMENT OF FAMILY MEDICINE",
            "city": "LEBANON",
            "state": "NH",
            "postal_code": "037561000",
            "telephone_number": "603-650-5000",
            "fax_number": "603-640-1228"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 1st St SW",
            "address_purpose": "LOCATION",
            "city": "Rochester",
            "state": "MN",
            "postal_code": "55905",
            "country_code": "US",
            "telephone_number": "507-284-2511",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "10 Alice Peck Day Dr",
            "address_2": "Department of Family Medicine",
            "address_purpose": "LOCATION",
            "city": "Lebanon",
            "state": "NH",
            "postal_code": "037662900",
            "country_code": "US",
            "telephone_number": "603-448-3121",
            "fax_number": "603-640-1228",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "O'DOWD",
        "first_name": "TIMOTHY",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-03-24",
        "last_updated": "2025-12-15",
        "certification_date": "2025-12-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "286328",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MN",
            "license": "29305",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MN",
            "license": "65898",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NH",
            "license": "22529",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lebanon, NH

Sources for this page

Verify at the official NPI Registry.