Active NPI
Thomas Rieter Greenwood, DO
- Hospitalist Physician
- Duluth, MN
National Provider Identifier
1063941656
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Hospitalist Physician
- License
- 72597
- Practice address
- 400 E 3Rd St
Duluth, MN 55805-1951 - Phone
- (218) 786-8364
- NPI assigned
- Jun 7, 2017
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | 72597 | MN | |
| Hospitalist Physician | 208M00000X | 72597 | MN | Primary |
Addresses
Primary practice location
400 E 3Rd St
Duluth, MN 55805-1951
Mailing address
400 E 3Rd St
Duluth, MN 55805-1951
Phone (218) 786-8364
Other practice location 1
1806 W Lincoln Ave
Yakima, WA 98902-2473
Phone (509) 452-4520
Other practice location 2
521 E Mountain View Ave
Ellensburg, WA 98926-3865
Phone (509) 962-1414
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 2135784 | Medicaid | WA |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MN
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: No
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Hospitalist
- Education
- Pacific NW Un of HS, Col of Osteopathic Medicine, 2019
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
400 E 3Rd St
Duluth, MN 55805-1951
Phone (218) 786-8364
Hospital & facility affiliations
- Essentia Health St Mary'S Medical Center
- Essentia Health Duluth
- Essentia Health Virginia
- North Memorial Health Hospital
- Spooner Health System
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 72597 | MN | MD | Hospitalist Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| The Duluth Clinic, LTD. | Current | Accepting new patients | |
| The Duluth Clinic LTD | Current | Accepting new patients | |
| The Duluth Clinic LTD | Current | Accepting new patients | |
| St Marys Medical Center | Past | Accepting new patients | |
| SMDC Medical Center | Past | Accepting new patients |
Locations
400 E 3rd St
Duluth, MN 55805
Phone (218) 722-8364
Organizations & group practices 5
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.
-
- Multi-Specialty Clinic/Center
- Cloquet, MN
- NPI 1902563638
-
- Urgent Care Clinic/Center
- Duluth, MN
- NPI 1902459209
-
- Community/Retail Pharmacy
- Hinckley, MN
- NPI 1245081066
-
- General Acute Care Hospital
- Duluth, MN
- NPI 1033153895
-
- General Acute Care Hospital
- Duluth, MN
- NPI 1457393035
Hospital & facility affiliations 8
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Virginia, MN
- NPI 1083617120
-
- General Acute Care Hospital
- Robbinsdale, MN
- NPI 1851344907
-
- General Acute Care Hospital
- Duluth, MN
- NPI 1457393035
-
- Critical Access Hospital
- Spooner, WI
- NPI 1518982628
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1496793600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1747958400000",
"number": "1063941656",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "400 E 3RD ST",
"city": "DULUTH",
"state": "MN",
"postal_code": "558051951",
"telephone_number": "218-786-8364"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "400 E 3RD ST",
"city": "DULUTH",
"state": "MN",
"postal_code": "558051951",
"telephone_number": "218-786-8364"
}
],
"practiceLocations": [
{
"address_1": "1806 W Lincoln Ave",
"address_purpose": "LOCATION",
"city": "Yakima",
"state": "WA",
"postal_code": "989022473",
"country_code": "US",
"telephone_number": "509-452-4520",
"fax_number": "509-452-5224",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "521 E Mountain View Ave",
"address_purpose": "LOCATION",
"city": "Ellensburg",
"state": "WA",
"postal_code": "989263865",
"country_code": "US",
"telephone_number": "509-962-1414",
"fax_number": "509-452-5224",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "GREENWOOD",
"first_name": "THOMAS",
"middle_name": "RIETER",
"name_prefix": "Dr.",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2017-06-07",
"last_updated": "2025-05-23",
"certification_date": "2025-05-23",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "MN",
"license": "72597",
"primary": false
},
{
"code": "208M00000X",
"taxonomy_group": "",
"desc": "Hospitalist",
"state": "MN",
"license": "72597",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "2135784",
"state": "WA"
}
],
"endpoints": [],
"other_names": []
}Other providers in Duluth, MN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 23, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.