Active NPI
Karl H Olson, MD
- Family Medicine Physician
- Davenport, WA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- IMLC.MD.60836781
- Practice address
- 10 Nicholls St
Davenport, WA 99122-9729 - Phone
- (509) 725-7501
- Fax
- (509) 725-7504
- NPI assigned
- Jan 18, 2006
- Last updated
- Aug 24, 2026
- 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 | IMLC.MD.60836781 | WA | Primary |
| Family Medicine Physician | 207Q00000X | MED-PHYS-LIC-60804 | MT |
Addresses
Primary practice location
10 Nicholls St
Davenport, WA 99122-9729
Mailing address
12285 E Highway 20
Mountain Home, ID 83647-5317
Phone (208) 863-5988
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1012030 | Medicaid | WA |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Emergency Medicine
- Education
- University of North Carolina at Chapel Hill School of Medicine, 1993
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Lincoln County Hospital District 3
Practice addresses (Care Compare)
10 Nicholls St
Davenport, WA 99122-9729
10 Nicholls St
Davenport, WA 99122-9730
Phone (509) 725-7501
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| M 6548 | ID | MD | Family Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Lincoln County Hospital District #3 / North Basin Medical Clinics | Family Medicine | Current | Accepting new patients |
| Lincoln County Hospital District 3 | Family Medicine | Current | Accepting new patients |
| Lincoln County Hospital District #3 | Current | Accepting new patients | |
| Lincoln County Hospital District #3 | Family Medicine | Current | Accepting new patients |
| Elmore Medical Center | Past | Accepting new patients | |
| Elmore Medical Center Specialty Physician Group | Past | Accepting new patients | |
| Idaho Emergency Physicians, P.a. | Past | Accepting new patients | |
| Elmore Medical Center Hospital District | Family Medicine | Past | Accepting new patients |
Locations
10 Nicholls St
Davenport, WA 99122
Phone (509) 725-7101
Organizations & group practices 8
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.
-
dba Lincoln Hospital
- Critical Access Hospital
- Davenport, WA
- NPI 1841234598
-
dba North Basin Medical Clinics--Reardan Clinic
- Rural Health Clinic/Center
- Reardan, WA
- NPI 1639113830
Family Medicine
-
dba North Basin Medical Clinics
- Rural Health Clinic/Center
- Wilbur, WA
- NPI 1972547610
Family Medicine
-
dba North Basin Medical Clinics
- Family Medicine Physician
- Davenport, WA
- NPI 1053527853
-
- Critical Access Hospital
- Mountain Home, ID
- NPI 1053472845
-
dba Trinity Mountain Family Practice
- Family Medicine Physician
- Mountain Home, ID
- NPI 1831179696
-
- Critical Access Hospital
- Mountain Home, ID
- NPI 1417122821
-
- Emergency Medicine Physician
- Meridian, ID
- NPI 1730133208
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Lincoln Hospital
- Critical Access Hospital
- Davenport, WA
- NPI 1841234598
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1137542400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1787529600000",
"number": "1508846353",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "12285 E HIGHWAY 20",
"city": "MOUNTAIN HOME",
"state": "ID",
"postal_code": "836475317",
"telephone_number": "208-863-5988"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "10 NICHOLLS ST",
"city": "DAVENPORT",
"state": "WA",
"postal_code": "991229729",
"telephone_number": "509-725-7501",
"fax_number": "509-725-7504"
}
],
"practiceLocations": [],
"basic": {
"last_name": "OLSON",
"first_name": "KARL",
"middle_name": "H",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-01-18",
"last_updated": "2026-08-24",
"certification_date": "2026-08-24",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "WA",
"license": "IMLC.MD.60836781",
"primary": true
},
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "MT",
"license": "MED-PHYS-LIC-60804",
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "1012030",
"state": "WA"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Davenport, WA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 24, 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.