Active NPI
Kate Lowenthal, MD
- Dermatology Physician
- New York, NY
National Provider Identifier
1720224132
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Dermatology Physician
- License
- 2507661
- Practice address
- 726 Broadway
New York, NY 10003-9616 - Phone
- (212) 443-1000
- NPI assigned
- Jan 6, 2009
- 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 |
|---|---|---|---|---|
| Dermatology Physician | 207N00000X | 2507661 | NY | Primary |
Addresses
Primary practice location
726 Broadway
New York, NY 10003-9616
Mailing address
441 9TH Ave
Credentialing 3Rd FL
New York, NY 10001-1623
Phone (646) 680-2894
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 03982390 | Medicaid | NY |
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
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 2507661 | NY | MD | Dermatology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1231200000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1771027200000",
"number": "1720224132",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "441 9TH AVE",
"address_2": "CREDENTIALING 3RD FL",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100011623",
"telephone_number": "646-680-2894",
"fax_number": "516-542-5556"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "726 BROADWAY",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100039616",
"telephone_number": "212-443-1000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LOWENTHAL",
"first_name": "KATE",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2009-01-06",
"last_updated": "2026-02-14",
"certification_date": "2026-02-14",
"status": "A"
},
"taxonomies": [
{
"code": "207N00000X",
"taxonomy_group": "",
"desc": "Dermatology",
"state": "NY",
"license": "2507661",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "03982390",
"state": "NY"
}
],
"endpoints": [],
"other_names": []
}Other providers in New York, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 14, 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.