Active NPI
Catherine Mary Vonderhaar, CNP
- Family Nurse Practitioner
- West Chester, OH
National Provider Identifier
1639500259
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Nurse Practitioner
- License
- COA15438NP
- Practice address
- 7798 Discovery Dr
West Chester, OH 45069-7745 - Phone
- (440) 316-2626
- NPI assigned
- Dec 7, 2013
- Sex
- Female
- Sole proprietor
- No
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 Nurse Practitioner | 363LF0000X | COA15438NP | OH | Primary |
Addresses
Primary practice location
7798 Discovery Dr
West Chester, OH 45069-7745
Mailing address
7798 Discovery Dr
West Chester, OH 45069-7745
Phone (440) 316-2626
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Certified Nurse Practitioner, Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| COA15438NP | OH | MD | Family Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Midwest Hospitalists, Inc | Past | Accepting new patients |
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.
-
- Hospitalist Physician
- Blue Ash, OH
- NPI 1356465439
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1386374400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786492800000",
"number": "1639500259",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "7798 DISCOVERY DR",
"city": "WEST CHESTER",
"state": "OH",
"postal_code": "450697745",
"telephone_number": "440-316-2626"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "7798 DISCOVERY DR",
"city": "WEST CHESTER",
"state": "OH",
"postal_code": "450697745",
"telephone_number": "440-316-2626"
}
],
"practiceLocations": [],
"basic": {
"last_name": "VONDERHAAR",
"first_name": "CATHERINE",
"middle_name": "MARY",
"credential": "CNP",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2013-12-07",
"last_updated": "2026-08-12",
"certification_date": "2026-08-12",
"status": "A"
},
"taxonomies": [
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "OH",
"license": "COA15438NP",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in West Chester, OH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 12, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.