Active NPI
Ann Ayzman
- Hematology & Oncology Physician
- New York, NY
National Provider Identifier
1952086753
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Hematology & Oncology Physician
- License
- 2023022078
- Practice address
- 1 Gustave L Levy PL
New York, NY 10029-6504 - Phone
- (212) 241-4705
- NPI assigned
- Jun 19, 2023
- Last updated
- Jun 19, 2026
- 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 |
|---|---|---|---|---|
| Hematology & Oncology Physician | 207RH0003X | 2023022078 | MO | Primary |
Addresses
Primary practice location
1 Gustave L Levy PL
New York, NY 10029-6504
Mailing address
1 Gustave L Levy PL
New York, NY 10029-6504
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MO
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20230711004323 | MO | Order and Referring Only - Internal Medicine | 7214396092 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 2023022078 | MO | MD | Internal Medicine Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1687132800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1781827200000",
"number": "1952086753",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1 GUSTAVE L LEVY PL",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100296504"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1 GUSTAVE L LEVY PL",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100296504",
"telephone_number": "212-241-4705"
}
],
"practiceLocations": [],
"basic": {
"last_name": "AYZMAN",
"first_name": "ANN",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2023-06-19",
"last_updated": "2026-06-19",
"certification_date": "2026-06-19",
"status": "A"
},
"taxonomies": [
{
"code": "207RH0003X",
"taxonomy_group": "",
"desc": "Internal Medicine, Hematology & Oncology",
"state": "MO",
"license": "2023022078",
"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 Jun 19, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.