Active NPI
Ann Marie Mercier, MD
- Gynecologic Oncology Physician
- New York, NY
National Provider Identifier
1336644319
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gynecologic Oncology Physician
- License
- 330824
- Practice address
- 1176 5TH Ave
New York, NY 10029-6503 - Phone
- (212) 241-6554
- NPI assigned
- Mar 29, 2018
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Gynecology Physician | 207VG0400X | ME156914 | FL | |
| Student in an Organized Health Care Education/Training Program | 390200000X | |||
| Gynecologic Oncology Physician | 207VX0201X | 330824 | NY | Primary |
Addresses
Primary practice location
1176 5TH Ave
New York, NY 10029-6503
Mailing address
PO Box 198441
Atlanta, GA 30384-8441
Other practice location 1
4301 W Markham St # 518
Little Rock, AR 72205-7101
Phone (501) 526-7569
Other practice location 2
12902 Usf Magnolia Dr
Tampa, FL 33612-9416
Phone (888) 663-3488
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 |
|---|---|---|---|
| ME156914 | FL | MD | Gynecology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1522281600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786665600000",
"number": "1336644319",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 198441",
"city": "ATLANTA",
"state": "GA",
"postal_code": "303848441"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1176 5TH AVE",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100296503",
"telephone_number": "212-241-6554"
}
],
"practiceLocations": [
{
"address_1": "4301 W Markham St # 518",
"address_purpose": "LOCATION",
"city": "Little Rock",
"state": "AR",
"postal_code": "722057101",
"country_code": "US",
"telephone_number": "501-526-7569",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "12902 Usf Magnolia Dr",
"address_purpose": "LOCATION",
"city": "Tampa",
"state": "FL",
"postal_code": "336129416",
"country_code": "US",
"telephone_number": "888-663-3488",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MERCIER",
"first_name": "ANN",
"middle_name": "MARIE",
"credential": "MD",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2018-03-29",
"last_updated": "2026-08-14",
"certification_date": "2026-08-14",
"status": "A"
},
"taxonomies": [
{
"code": "207VG0400X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology, Gynecology",
"state": "FL",
"license": "ME156914",
"primary": false
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
},
{
"code": "207VX0201X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology, Gynecologic Oncology",
"state": "NY",
"license": "330824",
"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 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.