Active NPI
Ardyce Holmen, M.D.
- Psychiatry Physician
- Mamaroneck, NY
National Provider Identifier
1306188347
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatry Physician
- License
- 165056
- Practice address
- 249 Melbourne Ave
Mamaroneck, NY 10543-2726 - Phone
- (914) 316-8096
- NPI assigned
- Mar 16, 2013
- 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 |
|---|---|---|---|---|
| Psychiatry Physician | 2084P0800X | 165056 | NY | Primary |
Addresses
Primary practice location
249 Melbourne Ave
Mamaroneck, NY 10543-2726
Mailing address
249 Melbourne Ave
Mamaroneck, NY 10543-2726
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 165056 | NY | MD | Psychiatry Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1363392000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1767830400000",
"number": "1306188347",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "249 MELBOURNE AVE",
"city": "MAMARONECK",
"state": "NY",
"postal_code": "105432726"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "249 MELBOURNE AVE",
"city": "MAMARONECK",
"state": "NY",
"postal_code": "105432726",
"telephone_number": "914-316-8096"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HOLMEN",
"first_name": "ARDYCE",
"credential": "M.D.",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2013-03-16",
"last_updated": "2026-01-08",
"certification_date": "2026-01-08",
"status": "A"
},
"taxonomies": [
{
"code": "2084P0800X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Psychiatry",
"state": "NY",
"license": "165056",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Mamaroneck, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 8, 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.