Active NPI
Chelsey Colleen Kahanowitch, D.O.
- Family Medicine Physician
- Westlake Village, CA
National Provider Identifier
1750743530
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- 20A15970
- Practice address
- 2239 Townsgate Rd Ste 208
Westlake Village, CA 91361-2433 - Phone
- (805) 601-5051
- Fax
- (805) 790-9303
- NPI assigned
- Mar 22, 2016
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | 20A15970 | CA | Primary |
Addresses
Primary practice location
2239 Townsgate Rd Ste 208
Westlake Village, CA 91361-2433
Mailing address
2239 Townsgate Rd Ste 208
Westlake Village, CA 91361-2433
Phone (805) 601-5051
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
- Opted out of Medicare
- Yes, effective Apr 1, 2025 through Apr 1, 2027
Care Compare profile
Medicare Care CompareMerit-based Incentive Payment System (MIPS)
- Final score
- 95.77 of 100
- Quality
- 81.54
- Promoting interoperability
- 100
- Improvement activities
- 40
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 20A15970 | CA | MD | Family Medicine Physician |
| 15970 | CA | MD | Family Nurse Practitioner |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1458604800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1746403200000",
"number": "1750743530",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2239 TOWNSGATE RD STE 208",
"city": "WESTLAKE VILLAGE",
"state": "CA",
"postal_code": "913612433",
"telephone_number": "805-601-5051",
"fax_number": "805-790-9303"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2239 TOWNSGATE RD STE 208",
"city": "WESTLAKE VILLAGE",
"state": "CA",
"postal_code": "913612433",
"telephone_number": "805-601-5051",
"fax_number": "805-790-9303"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KAHANOWITCH",
"first_name": "CHELSEY",
"middle_name": "COLLEEN",
"credential": "D.O.",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2016-03-22",
"last_updated": "2025-05-05",
"certification_date": "2025-05-05",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "193400000X SINGLE SPECIALTY GROUP",
"desc": "Family Medicine",
"state": "CA",
"license": "20A15970",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Westlake Village, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 5, 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; Opt Out Affidavits.
- 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.