Margaret Lesiak Eichler, RN FNP
Individual provider Active NPI Registered Nurse · Brooklyn, NJ
NPI 1386608693 · NPPES record last updated Jul 13, 2026
Key facts
- NPI
- 1386608693
- Entity type
- Individual (NPI type 1)
- Primary specialty
- Registered Nurse 163W00000X
- License
- 19254 (NE)
- Practice address
- 800 Poly Place
Brooklyn, NJ 11209-7104 - Phone
- (718) 836-6600
- Fax
- (718) 567-4077
- NPI assigned
- Apr 13, 2006
- Sex
- Female
- Sole proprietor
- No
Medicare participation
- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
- Medicare enrollment (NPD)
- No
- Credentials
- Registered Nurse
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 19254 | NE | MD | Registered Nurse |
| F3334101 | NY | MD | Family Nurse Practitioner |
| 1869171 | NY | MD | Occupational Health Clinical Nurse Specialist |
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Registered Nurse | 163W00000X | 19254 | NE | Yes |
| Family Nurse Practitioner | 363LF0000X | F3334101 | NY | |
| Occupational Health Clinical Nurse Specialist | 364SX0106X | 1869171 | NY |
Addresses
Primary practice location
800 Poly Place
Brooklyn, NJ 11209-7104
Mailing address
83 Meisner Ave
Staten Island, NY 10306-1235
Phone (718) 351-5380
Other names
- Margaret Mary Lesiak
Other providers in Brooklyn, NJ
All providers in Brooklyn, NJ · Registered Nurse in New Jersey
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jul 13, 2026. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.