NPIMap

Individual provider Active NPI

Timothy Albert Dumontier, M.D.

  • Orthopaedic Foot and Ankle Surgery Physician
  • Olympia, WA
National Provider Identifier
1194774877
Registry record updated May 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Foot and Ankle Surgery PhysicianTaxonomy code 207XX0004X
License
MD60489288 Issued in WA
Practice address
3901 Capital Mall Dr SW
Ste a
Olympia, WA 98502-8654
Phone
(360) 455-5144
Fax
(360) 491-6328
NPI assigned
May 9, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 27, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Orthopaedic Foot and Ankle Surgery Physician 207XX0004X MD60489288 WA Primary

Addresses

Primary practice location

3901 Capital Mall Dr SW
Ste a
Olympia, WA 98502-8654

Mailing address

PO Box 368
Olympia, WA 98507-0368
Phone (360) 491-8439

Other practice location 1

3901 Capital Mall Dr SW Ste B
Olympia, WA 98502-8654
Phone (360) 528-8571

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WA
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
I20141126001655 WA Practitioner - Orthopedic SurgeryPractitioner - Other (Physician) 6305863390 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
University of Washington School of Medicine, 1997
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Olympia Orthopaedic Associates PLLCGroup PAC ID 2365337508, 87 clinicians

Practice addresses (Care Compare)

3901 Capital Mall Dr SW
Olympia, WA 98502-8654

615 Lilly Rd NE
Olympia, WA 98506-5117
Phone (360) 491-4211

Hospital & facility affiliations

  • Providence St Peter Hospital Hospital, Olympia, WA, CCN 500024
  • Summit Pacific Medical Center Hospital, Elma, WA, CCN 501304
  • Grays Harbor Community Hospital Hospital, Aberdeen, WA, CCN 500031
  • Mason General Hospital & Family of Clinics Hospital, Shelton, WA, CCN 501336

Procedures performed for Medicare patients

ProcedureNumber of procedures
Lower limb (leg) arthroscopy (minimally invasive joint repair)13
Removal or shaving of skin growth1-10

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Olympia Orthopaedic Associates, PLLC CurrentSince Sep 29, 2014 Accepting new patients
Olympia Orthopaedic Associates PLLC CurrentSince Sep 29, 2014 Accepting new patients
Frances Mahon Deaconess Hospital Past Accepting new patients

Locations

3901 Capital Mall Dr SW
Ste B
Olympia, WA 98502
Phone (360) 528-8571

3901 Capital Mall Dr SW
#A
Olympia, WA 98502
Phone (360) 570-3460

3901 Capital Mall Dr SW
Olympia, WA 98502
Phone (360) 709-6221

615 Lilly Rd NE
Ste 240
Olympia, WA 98506
Phone (360) 413-3850

Interoperability endpoints

  • Direct secure messaging: timothy.dumontier.1@5512.direct.athenahealth.com
  • FHIR API: https://api.platform.athenahealth.com/5512/brand/1/csg/1/fhir/r4

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": "1147132800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779840000000",
    "number": "1194774877",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 368",
            "city": "OLYMPIA",
            "state": "WA",
            "postal_code": "985070368",
            "telephone_number": "360-491-8439",
            "fax_number": "360-491-6328"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3901 CAPITAL MALL DR SW",
            "address_2": "STE A",
            "city": "OLYMPIA",
            "state": "WA",
            "postal_code": "985028654",
            "telephone_number": "360-455-5144",
            "fax_number": "360-491-6328"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3901 Capital Mall Dr SW Ste B",
            "address_purpose": "LOCATION",
            "city": "Olympia",
            "state": "WA",
            "postal_code": "985028654",
            "country_code": "US",
            "telephone_number": "360-528-8571",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DUMONTIER",
        "first_name": "TIMOTHY",
        "middle_name": "ALBERT",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-09",
        "last_updated": "2026-05-27",
        "certification_date": "2026-05-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207XX0004X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Foot and Ankle Surgery",
            "state": "WA",
            "license": "MD60489288",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Olympia, WA

Sources for this page

Verify at the official NPI Registry.