NPIMap

Individual provider Active NPI

Timothy Ryan Parker, MD

  • Psychiatry Physician
  • Wausau, WI
National Provider Identifier
1063944429
Registry record updated Jun 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
LL82558 Issued in SC
Practice address
425 Wind Ridge Dr
Wausau, WI 54401-4149
Phone
(715) 675-3391
NPI assigned
Apr 3, 2017
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 29, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X LL82558 SC Primary

Addresses

Primary practice location

425 Wind Ridge Dr
Wausau, WI 54401-4149

Mailing address

425 Wind Ridge Dr
Wausau, WI 54401-4149
Phone (715) 675-3391

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI
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
I20230621002548 WI Practitioner - Psychiatry 9335507482 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Psychiatry
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Aspirus Medical Group, Inc.Group PAC ID 1052223625, 272 clinicians
Aspirus Wausau Hospital IncGroup PAC ID 6406757442, 242 clinicians

Practice addresses (Care Compare)

4005 Community Ctr Dr
Weston, WI 54476-4139
Phone (715) 241-5400

425 Wind Ridge Dr
Wausau, WI 54401-4149
Phone (715) 675-3391

Hospital & facility affiliations

  • Aspirus Wausau Hospital Hospital, Wausau, WI, CCN 520030
  • Aspirus Rhinelander Hospital Hospital, Rhinelander, WI, CCN 520019

Merit-based Incentive Payment System (MIPS)

Final score
90.56 of 100Reported as group
Quality
87.43
Promoting interoperability
100
Improvement activities
40
Cost
78.24

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
LL82558SCMDPsychiatry Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. CurrentSince Feb 5, 2025 Accepting new patients
Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. CurrentSince Feb 5, 2025 Accepting new patients
Langlade Hospital - Hotel Dieu of St Joseph of Antigo Wisconsin Current Accepting new patients
Langlade Hospital - Hotel Dieu of St. Joseph of Antigo Wisconsin Current Accepting new patients
Aspirus Medical Group, Inc. CurrentSince Sep 1, 2025 Accepting new patients
Aspirus Medical Group, Inc. CurrentSince Jul 1, 2023 Accepting new patients
Langlade Hospital - Hotel Dieu of St Joseph of Antigo Wisconsin CurrentSince Sep 1, 2025 Accepting new patients
Aspirus Medical Group, Inc. CurrentSince Jul 1, 2023 Accepting new patients
Aspirus Wausau Hospital, Inc. Current Accepting new patients
Aspirus Wausau Hospital, Inc. CurrentSince Jul 1, 2023 Accepting new patients
Aspirus Medical Group, Inc. Current Accepting new patients
Aspirus Wausau Hospital, Inc. CurrentSince Jul 1, 2023 Accepting new patients

Locations

29980 Network Pl
Chicago, IL 60673

110 E 5th Ave
Antigo, WI 54409
Phone (715) 623-2351

112 E 5th Ave
Antigo, WI 54409
Phone (715) 623-2331

400 W Glen St
Crandon, WI 54520
Phone (715) 478-3318

1630 N Chippewa Dr
Rhinelander, WI 54501
Phone (715) 361-5480

2251 N Shore Dr
Ste 100
Rhinelander, WI 54501
Phone (715) 361-2074

401 W Mohawk Dr
Ste 100
Tomahawk, WI 54487
Phone (715) 453-7700

401 W Mohawk Dr
Tomahawk, WI 54487
Phone (715) 453-7200

333 Pine Ridge Blvd
Wausau, WI 54401
Phone (715) 847-2160

425 Wind Ridge Dr
Wausau, WI 54401
Phone (715) 675-3391

4005 Community Center Dr
Weston, WI 54476
Phone (715) 241-5400

Interoperability endpoints

  • Direct secure messaging: tparker199832@direct.aspirus.org

Organizations & group practices 13

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.

View all 13

Hospital & facility affiliations 26

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

View all 26

NPI Registry JSON

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

{
    "created_epoch": "1491177600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782691200000",
    "number": "1063944429",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "425 WIND RIDGE DR",
            "city": "WAUSAU",
            "state": "WI",
            "postal_code": "544014149",
            "telephone_number": "715-675-3391"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "425 WIND RIDGE DR",
            "city": "WAUSAU",
            "state": "WI",
            "postal_code": "544014149",
            "telephone_number": "715-675-3391"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PARKER",
        "first_name": "TIMOTHY",
        "middle_name": "RYAN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-04-03",
        "last_updated": "2026-06-29",
        "certification_date": "2026-06-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "SC",
            "license": "LL82558",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Wausau, WI

Sources for this page

Verify at the official NPI Registry.