Active NPI
Karolina Mieczkowska, MD
- Dermatology Physician
- New York, NY
National Provider Identifier
1144979451
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Dermatology Physician
- License
- 343605
- Practice address
- 331 E 82ND St
New York, NY 10028-4103 - Phone
- (347) 472-0300
- NPI assigned
- Mar 22, 2022
- 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 | 343605 | NY | Primary |
Addresses
Primary practice location
331 E 82ND St
New York, NY 10028-4103
Mailing address
331 E 82ND St
New York, NY 10028-4103
Other practice location 1
9525 Queens Blvd
Rego Park, NY 11374-4510
Phone (718) 925-6200
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)
- Not enrolled
- Credentials
- Doctor of Medicine
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1647907200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786492800000",
"number": "1144979451",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "331 E 82ND ST",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100284103"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "331 E 82ND ST",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100284103",
"telephone_number": "347-472-0300"
}
],
"practiceLocations": [
{
"address_1": "9525 Queens Blvd",
"address_purpose": "LOCATION",
"city": "Rego Park",
"state": "NY",
"postal_code": "113744510",
"country_code": "US",
"telephone_number": "718-925-6200",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MIECZKOWSKA",
"first_name": "KAROLINA",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2022-03-22",
"last_updated": "2026-08-12",
"certification_date": "2026-08-12",
"status": "A"
},
"taxonomies": [
{
"code": "207N00000X",
"taxonomy_group": "",
"desc": "Dermatology",
"state": "NY",
"license": "343605",
"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 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.