Active NPI
Katherine Louer, RN
- Family Nurse Practitioner
- New York, NY
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Nurse Practitioner
- License
- F342219-1
- Practice address
- 511 W 157TH St
New York, NY 10032-7601 - Phone
- (212) 781-7979
- Fax
- (212) 781-7963
- NPI assigned
- Apr 14, 2016
- Last updated
- Oct 8, 2026
- 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 | F342219-1 | NY | Primary |
Addresses
Primary practice location
511 W 157TH St
New York, NY 10032-7601
Mailing address
44 W 28TH St FL 5
New York, NY 10001-4212
Phone (212) 545-2409
Other practice location 1
94-98 Manhattan Avenue
Brooklyn, NY 11206-2505
Phone (718) 388-0390
Other practice location 2
255 East Houston
New York, NY 10002-2301
Phone (212) 477-1120
Other practice location 3
81 W 115th St
New York, NY 10026-3138
Phone (212) 426-0088
Other practice location 4
1167 Nostrand Ave
Brooklyn, NY 11225-5417
Phone (718) 778-0198
Other practice location 5
999 Blake Ave
Brooklyn, NY 11208-3535
Phone (718) 277-8303
Other practice location 6
1002 Westchester Avenue
Bronx, NY 10459-3204
Phone (718) 320-4466
Other practice location 7
504 W 158th St Fl 5
New York, NY 10032-7202
Phone (917) 521-3130
Other practice location 8
36-11 21st Street
Long Island City, NY 11106-4505
Phone (718) 482-7772
Other practice location 9
89-44 164th Street
Jamaica, NY 11432-6103
Phone (718) 523-2123
Other practice location 10
350 Grand St Rm 240
New York, NY 10002-4629
Phone (212) 634-7550 ext. 7556
Other practice location 11
97-02 Sutphin Blvd
Jamaica, NY 11435-9995
Phone (718) 657-7088
Other practice location 12
12 W 48th St Fl 2
New York, NY 10036-1801
Phone (212) 321-7004
Other practice location 13
1880 Bathgate Avenue
Bronx, NY 10457-4501
Phone (718) 294-5891
Other practice location 14
2581 Atlantic Ave
Brooklyn, NY 11207-2412
Phone (718) 495-6700
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NY
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2017
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
255 E Houston St
New York, NY 10002-1013
Phone (212) 447-1120
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Registered Nurse
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 342219 | NY | MD | Psychiatry Physician |
| F342219-1 | NY | MD | Family Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Mount Sinai School of Medicine | Current | Accepting new patients | |
| Vytaliz Medical | Current | Accepting new patients | |
| Mount Sinai School of Medicine | Past | Accepting new patients |
Locations
1155 Northern Blvd
Manhasset, NY 11030
Phone (516) 407-4000
3 E Evergreen Rd
Ste 1017
New City, NY 10956
Phone (201) 565-2533
12 W 48th St
New York, NY 10036
Phone (212) 321-7004
12 W 48th St
Fl 2
New York, NY 10036
Phone (212) 321-7004
Organizations & group practices 4
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 Bronx Health Center
- Federally Qualified Health Center (FQHC)
- Bronx, NY
- NPI 1316014103
-
- Family Medicine Physician
- New York, NY
- NPI 1528538774
-
- Internal Medicine Physician
- New City, NY
- NPI 1568831105
-
dba Mount Sinai Manhasset Medical
- Internal Medicine Physician
- Manhasset, NY
- NPI 1144659749
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1460592000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1791417600000",
"number": "1235583444",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "44 W 28TH ST FL 5",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100014212",
"telephone_number": "212-545-2409",
"fax_number": "212-463-8411"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "511 W 157TH ST",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100327601",
"telephone_number": "212-781-7979",
"fax_number": "212-781-7963"
}
],
"practiceLocations": [
{
"address_1": "94-98 Manhattan Avenue",
"address_purpose": "LOCATION",
"city": "Brooklyn",
"state": "NY",
"postal_code": "112062505",
"country_code": "US",
"telephone_number": "718-388-0390",
"fax_number": "718-486-5741",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "255 East Houston",
"address_purpose": "LOCATION",
"city": "New York",
"state": "NY",
"postal_code": "100022301",
"country_code": "US",
"telephone_number": "212-477-1120",
"fax_number": "212-477-8957",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "81 W 115th St",
"address_purpose": "LOCATION",
"city": "New York",
"state": "NY",
"postal_code": "100263138",
"country_code": "US",
"telephone_number": "212-426-0088",
"fax_number": "221-242-6836",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1167 Nostrand Ave",
"address_purpose": "LOCATION",
"city": "Brooklyn",
"state": "NY",
"postal_code": "112255417",
"country_code": "US",
"telephone_number": "718-778-0198",
"fax_number": "718-221-8169",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "999 Blake Ave",
"address_purpose": "LOCATION",
"city": "Brooklyn",
"state": "NY",
"postal_code": "112083535",
"country_code": "US",
"telephone_number": "718-277-8303",
"fax_number": "718-277-4795",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1002 Westchester Avenue",
"address_purpose": "LOCATION",
"city": "Bronx",
"state": "NY",
"postal_code": "104593204",
"country_code": "US",
"telephone_number": "718-320-4466",
"fax_number": "718-991-3829",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "504 W 158th St Fl 5",
"address_purpose": "LOCATION",
"city": "New York",
"state": "NY",
"postal_code": "100327202",
"country_code": "US",
"telephone_number": "917-521-3130",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "36-11 21st Street",
"address_purpose": "LOCATION",
"city": "Long Island City",
"state": "NY",
"postal_code": "111064505",
"country_code": "US",
"telephone_number": "718-482-7772",
"fax_number": "718-482-9648",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "89-44 164th Street",
"address_purpose": "LOCATION",
"city": "Jamaica",
"state": "NY",
"postal_code": "114326103",
"country_code": "US",
"telephone_number": "718-523-2123",
"fax_number": "718-523-5833",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "350 Grand St Rm 240",
"address_purpose": "LOCATION",
"city": "New York",
"state": "NY",
"postal_code": "100024629",
"country_code": "US",
"telephone_number": "212-634-7550 x7556",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "97-02 Sutphin Blvd",
"address_purpose": "LOCATION",
"city": "Jamaica",
"state": "NY",
"postal_code": "114359995",
"country_code": "US",
"telephone_number": "718-657-7088",
"fax_number": "718-657-7092",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "12 W 48th St Fl 2",
"address_purpose": "LOCATION",
"city": "New York",
"state": "NY",
"postal_code": "100361801",
"country_code": "US",
"telephone_number": "212-321-7004",
"fax_number": "212-867-4353",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1880 Bathgate Avenue",
"address_purpose": "LOCATION",
"city": "Bronx",
"state": "NY",
"postal_code": "104574501",
"country_code": "US",
"telephone_number": "718-294-5891",
"fax_number": "718-294-2468",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "2581 Atlantic Ave",
"address_purpose": "LOCATION",
"city": "Brooklyn",
"state": "NY",
"postal_code": "112072412",
"country_code": "US",
"telephone_number": "718-495-6700",
"fax_number": "646-988-2840",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "LOUER",
"first_name": "KATHERINE",
"credential": "RN",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2016-04-14",
"last_updated": "2026-10-08",
"certification_date": "2026-10-05",
"status": "A"
},
"taxonomies": [
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "NY",
"license": "F342219-1",
"primary": true
}
],
"identifiers": [],
"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 Oct 8, 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.