Active NPI
Patrick Dale Parenzin, PA-C
- Medical Physician Assistant
- Missoula, MT
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Medical Physician Assistant
- License
- 67783
- Practice address
- 2360 Mullan Rd Ste C
Missoula, MT 59808-1811 - Phone
- (406) 721-4436
- Fax
- (406) 721-6053
- NPI assigned
- Nov 6, 2007
- Last updated
- Jul 30, 2025
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Physician Assistant | 363A00000X | PA10005311 | WA | |
| Medical Physician Assistant | 363AM0700X | PA.1234567 | CO | |
| Medical Physician Assistant | 363AM0700X | 67783 | MT | Primary |
Addresses
Primary practice location
2360 Mullan Rd Ste C
Missoula, MT 59808-1811
Mailing address
2360 Mullan Rd Ste C
Missoula, MT 59808-1811
Phone (406) 721-4436
Other practice location 1
4125 Briargate Pkwy
Colorado Springs, CO 80920-7804
Phone (720) 777-1234
Other practice location 2
4800 Sand Point Way NE
Seattle, WA 98105-3901
Phone (206) 987-2380
Other practice location 3
937 Highland Blvd Ste 5320
Bozeman, MT 59715-6916
Phone (406) 414-5000
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WA, MT
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Physician Assistant
- Education
- Other, 2007
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
2360 Mullan Rd
Suite C
Missoula, MT 59808-1811
Phone (406) 721-4436
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Physician Assistant
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| PA.1234567 | CO | MD | Medical Physician Assistant |
| 67783 | MT | MD | Medical Physician Assistant |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Bozeman Health Deaconess Hospital | Current | Accepting new patients | |
| Children's Hospital Colorado | Current | Accepting new patients | |
| Seattle Childrens Hospital | Current | Accepting new patients | |
| The Association of Chrmc and University Physicians | Current | Accepting new patients | |
| RCHP Billings - Missoula LLC | Physician Assistant | Current | Accepting new patients |
| Belgrade Clinic PLLP | Current | Accepting new patients | |
| Seattle Children's Hospital | Current | Accepting new patients | |
| Association of CHMC and University Physicians | Current | Accepting new patients | |
| Bozeman Health Deaconess Hospital | Past | Accepting new patients | |
| Shriners Hospitals for Children | Past | Accepting new patients |
Locations
13123 E 16th Ave
Aurora, CO 80045
Phone (720) 777-3846
915 Highland Blvd
Bozeman, MT 59715
Phone (406) 414-1720
925 Highland Blvd
Bozeman, MT 59715
Phone (406) 414-3780
925 Highland Blvd
Ste 1220
Bozeman, MT 59715
Phone (406) 414-3780
937 Highland Blvd
Ste 5320
Bozeman, MT 59715
Phone (406) 414-4570
2230 N Reserve St
Missoula, MT 59808
Phone (406) 721-0533
2230 N Reserve St
Ste 402
Missoula, MT 59808
Phone (406) 327-3850
2835 Fort Missoula Rd
Ste 301
Missoula, MT 59804
Phone (406) 327-4279
1035 116th Ave NE
Bellevue, WA 98004
Phone (425) 451-4141
900 Pacific Ave
Ste 100
Everett, WA 98201
Phone (425) 304-6080
8232 W Grandridge Blvd
Kennewick, WA 99336
Phone (509) 582-1700
4800 Sand Point Way NE
Seattle, WA 98105
Phone (206) 526-2000
1780 NW Myhre Rd
Ste 2120
Silverdale, WA 98383
Phone (360) 782-3100
Interoperability endpoints
- pparenzin363389@direct.childrenscolorado.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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
- Orthopaedic Surgery Physician
- Missoula, MT
- NPI 1447207212
-
dba Community Physician Group
- Family Medicine Physician
- Missoula, MT
- NPI 1376946913
Physician Assistant
-
dba Children's University Medical Group
- Pediatrics Physician
- Seattle, WA
- NPI 1255449963
-
- Family Medicine Physician
- Bozeman, MT
- NPI 1619347390
-
- Specialist
- Seattle, WA
- NPI 1003319500
-
- Family Medicine Physician
- Belgrade, MT
- NPI 1447280912
-
- Durable Medical Equipment & Medical Supplies
- Bozeman, MT
- NPI 1013733955
-
- Pediatrics Physician
- Richland, WA
- NPI 1851680664
-
- Clinical Social Worker
- Aurora, CO
- NPI 1174282776
-
- Children's Hospital
- Seattle, WA
- NPI 1467536276
-
dba Seattle Childrens Outpatient Pharmacy
- Clinic Pharmacy
- Seattle, WA
- NPI 1245342153
-
- General Acute Care Hospital
- Bozeman, MT
- NPI 1104295864
Hospital & facility affiliations 5
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Providence St Patrick Hospital
- General Acute Care Hospital
- Missoula, MT
- NPI 1023032588
-
dba Montana Cancer Center at Providence St. Patrick Hospital
- Medical Oncology Physician
- Missoula, MT
- NPI 1326483587
Hospital
-
dba St Patrick Hospital Pathology
- Anatomic Pathology & Clinical Pathology Physician
- Missoula, MT
- NPI 1366185928
Hospital
-
dba St Patrick Hospital Psych
- Psychiatric Hospital Unit
- Missoula, MT
- NPI 1619058302
-
dba Community Medical Center
- General Acute Care Hospital
- Missoula, MT
- NPI 1346642899
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1194307200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1753833600000",
"number": "1932389087",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2360 MULLAN RD STE C",
"city": "MISSOULA",
"state": "MT",
"postal_code": "598081811",
"telephone_number": "406-721-4436",
"fax_number": "406-721-6053"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2360 MULLAN RD STE C",
"city": "MISSOULA",
"state": "MT",
"postal_code": "598081811",
"telephone_number": "406-721-4436",
"fax_number": "406-721-6053"
}
],
"practiceLocations": [
{
"address_1": "4125 Briargate Pkwy",
"address_purpose": "LOCATION",
"city": "Colorado Springs",
"state": "CO",
"postal_code": "809207804",
"country_code": "US",
"telephone_number": "720-777-1234",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "4800 Sand Point Way NE",
"address_purpose": "LOCATION",
"city": "Seattle",
"state": "WA",
"postal_code": "981053901",
"country_code": "US",
"telephone_number": "206-987-2380",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "937 Highland Blvd Ste 5320",
"address_purpose": "LOCATION",
"city": "Bozeman",
"state": "MT",
"postal_code": "597156916",
"country_code": "US",
"telephone_number": "406-414-5000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "PARENZIN",
"first_name": "PATRICK",
"middle_name": "DALE",
"name_prefix": "Mr.",
"credential": "PA-C",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2007-11-06",
"last_updated": "2025-07-30",
"certification_date": "2025-07-30",
"status": "A"
},
"taxonomies": [
{
"code": "363A00000X",
"taxonomy_group": "",
"desc": "Physician Assistant",
"state": "WA",
"license": "PA10005311",
"primary": false
},
{
"code": "363AM0700X",
"taxonomy_group": "",
"desc": "Physician Assistant, Medical",
"state": "CO",
"license": "PA.1234567",
"primary": false
},
{
"code": "363AM0700X",
"taxonomy_group": "",
"desc": "Physician Assistant, Medical",
"state": "MT",
"license": "67783",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Missoula, MT
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 30, 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.