Active NPI
Peder E. Horner, M.D.
- Vascular & Interventional Radiology Physician
- Bozeman, MT
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Vascular & Interventional Radiology Physician
- License
- MED-PHYS-LIC-115210
- Practice address
- 1648 Ellis St Ste 201
Bozeman, MT 59715-8811 - Phone
- (406) 587-8631
- NPI assigned
- Nov 3, 2006
- 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 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Diagnostic Radiology Physician | 2085R0202X | MED-PHYS-LIC-115210 | MT | |
| Vascular & Interventional Radiology Physician | 2085R0204X | MED-PHYS-LIC-115210 | MT | Primary |
| Vascular & Interventional Radiology Physician | 2085R0204X | 46570 | CO | |
| Diagnostic Radiology Physician | 2085R0202X | 46570 | CO |
Addresses
Primary practice location
1648 Ellis St Ste 201
Bozeman, MT 59715-8811
Mailing address
1648 Ellis St Ste 201
Bozeman, MT 59715-8811
Phone (406) 587-8631
Other practice location 1
1746 Cole Blvd
Suite 150
Lakewood, CO 80401-3208
Phone (303) 914-8800 ext. 3016
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CO, MT
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Diagnostic Radiology
- Education
- Other, 2002
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
875 S Cottonwood Rd
Suite 150
Bozeman, MT 59718-4208
Phone 40658786311003
905 Highland Blvd
Suite 4100
Bozeman, MT 59715-6901
Phone (406) 556-5200
915 Highland Blvd
Bozeman, MT 59715-6902
Phone (406) 587-8631
Hospital & facility affiliations
- Bozeman Health Deaconess Hospital
- Barrett Hospital & Healthcare
- Madison Valley Medical Center
- Bozeman Health Big Sky Medical Center
- Logan Health Medical Center
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Leg revascularization (restoring blood flow) | 1-10 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 46570 | CO | MD | Vascular & Interventional Radiology Physician |
| MED-PHYS-LIC-115210 | MT | MD | Vascular & Interventional Radiology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Powder River County | Family Medicine | Current | Accepting new patients |
| Spectrum Medical Imaging, LLC | Diagnostic Radiology | Current | Accepting new patients |
| Livingston Healthcare | Current | Accepting new patients | |
| Rosebud Community Hospital Inc | Current | Accepting new patients | |
| Townsend Health Systems Inc, | Current | Accepting new patients | |
| Yellowstone City-County Health Department | Current | Accepting new patients | |
| Eastern Radiological Associates PC | Diagnostic Radiology | Current | Accepting new patients |
| Big Horn Hospital Association | Current | Accepting new patients | |
| Orthopedic Centers of Colorado, LLC | Current | Accepting new patients | |
| Billings Clinic | Family Medicine | Current | Accepting new patients |
| Orthopedic Centers of Colorado, LLC | Current | Accepting new patients | |
| Livingston Healthcare Urgent Care | Current | Accepting new patients | |
| Yellowstone City-County Health Dept | Current | Accepting new patients | |
| Billings Clinic | Current | Accepting new patients | |
| Powder River County | Current | Accepting new patients | |
| Deaconess Intercity Imaging LLC | Current | Accepting new patients | |
| Stillwater Hospital Association, Inc. | Current | Accepting new patients | |
| Stillwater Hospital Association, Inc. | Current | Accepting new patients | |
| Billings Clinic | Family Medicine | Current | Accepting new patients |
| Livingston Healthcare | Current | Accepting new patients | |
| Big Horn Hospital Association | Diagnostic Radiology | Current | Accepting new patients |
| Townsend Health Systems, Inc. | Current | Accepting new patients | |
| Intercity Radiology, PC | Current | Accepting new patients | |
| Radiology Associates of Macon PC | Diagnostic Radiology | Past | Accepting new patients |
| Flatirons Radiology, LLC | Diagnostic Radiology | Past | Accepting new patients |
Locations
1411 S Potomac St
Ste 350
Aurora, CO 80012
Phone (303) 671-2134
1746 Cole Blvd
Ste 150
Lakewood, CO 80401
Phone (303) 716-3787
8101 E Lowry Blvd
Ste 120
Lowry, CO 80230
Phone (303) 806-1998
2800 10th Ave N
Billings, MT 59101
Phone (406) 248-3290
2900 12th Ave N
Ste 4E
Billings, MT 59101
Phone (406) 245-6378
123 S 27th St
Billings, MT 59101
Phone (406) 247-3200
1233 N 30th St
Billings, MT 59101
Phone (406) 237-3850
905 Highland Blvd
Ste 4100
Bozeman, MT 59715
Phone (406) 556-5200
915 Highland Blvd
Bozeman, MT 59715
Phone (406) 414-1720
1648 Ellis St
Ste 201
Bozeman, MT 59715
Phone (406) 556-4649
400 S Clark St
Butte, MT 59701
Phone (406) 495-7260
17 N Miles Ave
Hardin, MT 59034
Phone (406) 665-2310
320 Alpenglow Ln
Livingston, MT 59047
Phone (406) 222-3541
104 Centennial Dr
Livingston, MT 59047
Phone (406) 222-0030
110 N Oak St
Townsend, MT 59644
Phone (406) 266-3186
Interoperability endpoints
- https://fhir.meditouchehr.com/api/fhir/r4/
Organizations & group practices 27
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.
-
- Clinic/Center
- Bozeman, MT
- NPI 1497704860
-
- Specialist
- Bozeman, MT
- NPI 1356390736
-
- Critical Access Hospital
- Hardin, MT
- NPI 1891713533
-
- Emergency Care Clinic/Center
- Billings, MT
- NPI 1326104845
-
- Diagnostic Ultrasound Physician
- Billings, MT
- NPI 1639102171
Diagnostic Radiology
-
- Critical Access Hospital
- Forsyth, MT
- NPI 1194827451
-
- Critical Access Hospital
- Columbus, MT
- NPI 1053488387
-
- Critical Access Hospital
- Townsend, MT
- NPI 1447245857
-
- Federally Qualified Health Center (FQHC)
- Billings, MT
- NPI 1841219698
-
- Orthopaedic Surgery Physician
- Denver, CO
- NPI 1801339502
-
- Radiology Clinic/Center
- Brighton, CO
- NPI 1164881652
Diagnostic Radiology, MT
Hospital & facility affiliations 12
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Critical Access Hospital
- Dillon, MT
- NPI 1326042078
-
- Medicare Defined Swing Bed Hospital Unit
- Dillon, MT
- NPI 1326419102
-
- Critical Access Hospital
- Big Sky, MT
- NPI 1588141048
-
- General Acute Care Hospital
- Bozeman, MT
- NPI 1104295864
-
- Surgical Oncology Physician
- Kalispell, MT
- NPI 1053790063
Hospital
-
- Maternal & Fetal Medicine Physician
- Kalispell, MT
- NPI 1053798710
Hospital
-
- General Acute Care Hospital
- Kalispell, MT
- NPI 1417945627
-
- Hospice and Palliative Medicine (Family Medicine) Physician
- Kalispell, MT
- NPI 1477989770
Hospital
-
- Hematology & Oncology Physician
- Kalispell, MT
- NPI 1891151122
Hospital
-
- Obstetrics & Gynecology Physician
- Kalispell, MT
- NPI 1972982981
Hospital
-
- Critical Access Hospital
- Ennis, MT
- NPI 1740223882
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1162512000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1770163200000",
"number": "1235218942",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1648 ELLIS ST STE 201",
"city": "BOZEMAN",
"state": "MT",
"postal_code": "597158811",
"telephone_number": "406-587-8631"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1648 ELLIS ST STE 201",
"city": "BOZEMAN",
"state": "MT",
"postal_code": "597158811",
"telephone_number": "406-587-8631"
}
],
"practiceLocations": [
{
"address_1": "1746 Cole Blvd",
"address_2": "Suite 150",
"address_purpose": "LOCATION",
"city": "Lakewood",
"state": "CO",
"postal_code": "804013208",
"country_code": "US",
"telephone_number": "303-914-8800 x3016",
"fax_number": "303-716-3777",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "HORNER",
"first_name": "PEDER",
"middle_name": "E.",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-11-03",
"last_updated": "2026-02-04",
"certification_date": "2026-02-04",
"status": "A"
},
"taxonomies": [
{
"code": "2085R0202X",
"taxonomy_group": "",
"desc": "Radiology, Diagnostic Radiology",
"state": "MT",
"license": "MED-PHYS-LIC-115210",
"primary": false
},
{
"code": "2085R0204X",
"taxonomy_group": "",
"desc": "Radiology, Vascular & Interventional Radiology",
"state": "MT",
"license": "MED-PHYS-LIC-115210",
"primary": true
},
{
"code": "2085R0204X",
"taxonomy_group": "",
"desc": "Radiology, Vascular & Interventional Radiology",
"state": "CO",
"license": "46570",
"primary": false
},
{
"code": "2085R0202X",
"taxonomy_group": "",
"desc": "Radiology, Diagnostic Radiology",
"state": "CO",
"license": "46570",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Bozeman, MT
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 4, 2026; 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.