Active NPI
Jeffrey M. Karns, M.D.
- Family Medicine Physician
- Torrance, CA
National Provider Identifier
1407269673
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- A139590
- Practice address
- 23451 Madison St
Suite #140
Torrance, CA 90505 - Phone
- (301) 378-6208
- Fax
- (301) 378-2564
- NPI assigned
- Jun 5, 2014
- 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 |
|---|---|---|---|---|
| Geriatric Medicine (Family Medicine) Physician | 207QG0300X | A139590 | CA | |
| Family Medicine Physician | 207Q00000X | A139590 | CA | Primary |
Addresses
Primary practice location
23451 Madison St
Suite #140
Torrance, CA 90505
Mailing address
23451 Madison St
Suite #140
Torrance, CA 90505
Phone (310) 378-6208
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20160901001379 | CA | Practitioner - Family Practice | 8820397177 | Reassigns benefits to 1 organization |
Care Compare profile
Medicare Care Compare- Specialty
- Family Practice
- Education
- New York Medical College, 2014
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
- Skypark Preferred Family Care Medical Corporation
Practice addresses (Care Compare)
23451 Madison St
Suite 140
Torrance, CA 90505-4736
Phone (310) 378-6208
Hospital & facility affiliations
- Home Health Care Dynasty
- Torrance Memorial Home Health
- Los Robles Healthcare
- Attain Health Home Health, Inc.
- Silverado Hospice-Los Angeles
- Salus Hospice
- Torrance Memorial Medical Center
- Providence Little Company of Mary Med Ctr Torrance
- Torrance Memorial Med Ctr SNF/DP
Merit-based Incentive Payment System (MIPS)
- Final score
- 75 of 100
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 139590 | CA | MD | Marriage & Family Therapist |
| A139590 | CA | MD | Family Medicine Physician |
Organizations & group practices 1
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.
-
- Family Medicine Physician
- Torrance, CA
- NPI 1265949960
CA
Hospital & facility affiliations 10
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Home Health Agency
- Redondo Beach, CA
- NPI 1619388808
-
- Home Health Agency
- Sherman Oaks, CA
- NPI 1316000854
-
- Home Health Agency
- Thousand Oaks, CA
- NPI 1982602496
-
- General Acute Care Hospital
- Torrance, CA
- NPI 1902844988
Hospital
-
- Community Based Hospice Care Agency
- Irvine, CA
- NPI 1538891122
Hospice
-
- Home Health Agency
- Torrance, CA
- NPI 1710989330
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1401926400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1740355200000",
"number": "1407269673",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "23451 MADISON ST",
"address_2": "SUITE #140",
"city": "TORRANCE",
"state": "CA",
"postal_code": "90505",
"telephone_number": "310-378-6208",
"fax_number": "310-378-2564"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "23451 MADISON ST",
"address_2": "SUITE #140",
"city": "TORRANCE",
"state": "CA",
"postal_code": "90505",
"telephone_number": "301-378-6208",
"fax_number": "301-378-2564"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KARNS",
"first_name": "JEFFREY",
"middle_name": "M.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2014-06-05",
"last_updated": "2025-02-24",
"certification_date": "2023-02-16",
"status": "A"
},
"taxonomies": [
{
"code": "207QG0300X",
"taxonomy_group": "",
"desc": "Family Medicine, Geriatric Medicine",
"state": "CA",
"license": "A139590",
"primary": false
},
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "CA",
"license": "A139590",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Torrance, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 24, 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.