Active NPI
Christopher Callahan Conway, PHD
- Clinical Psychologist
- Tarrytown, NY
National Provider Identifier
1407083439
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Psychologist
- License
- 024132
- Practice address
- 78 Leroy Ave
Tarrytown, NY 10591-4622 - Phone
- (914) 338-8446
- NPI assigned
- Jun 17, 2009
- Reactivated
- Feb 23, 2022
- Last updated
- Nov 18, 2025
- Sex
- Male
- 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 |
|---|---|---|---|---|
| Clinical Psychologist | 103TC0700X | 024132 | NY | Primary |
Addresses
Primary practice location
78 Leroy Ave
Tarrytown, NY 10591-4622
Mailing address
78 Leroy Ave
Tarrytown, NY 10591-4622
Other practice location 1
421 N Highland Ave
Nyack, NY 10960-1339
Phone (845) 353-3399
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 Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 024132 | NY | MD | Physician Assistant |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Palisades Psychological Services PC | Clinical | Current | Accepting new patients |
Locations
421 N Highland Ave
Nyack, NY 10960
Phone (845) 353-3399
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba Hudson Valley Center for Cognitive Therapy
- Clinical Psychologist
- Nyack, NY
- NPI 1518008036
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1245196800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1763424000000",
"number": "1407083439",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "78 LEROY AVE",
"city": "TARRYTOWN",
"state": "NY",
"postal_code": "105914622"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "78 LEROY AVE",
"city": "TARRYTOWN",
"state": "NY",
"postal_code": "105914622",
"telephone_number": "914-338-8446"
}
],
"practiceLocations": [
{
"address_1": "421 N Highland Ave",
"address_purpose": "LOCATION",
"city": "Nyack",
"state": "NY",
"postal_code": "109601339",
"country_code": "US",
"telephone_number": "845-353-3399",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "CONWAY",
"first_name": "CHRISTOPHER",
"middle_name": "CALLAHAN",
"credential": "PHD",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2009-06-17",
"last_updated": "2025-11-18",
"certification_date": "2025-11-18",
"deactivation_date": "2022-01-11",
"reactivation_date": "2022-02-23",
"status": "A"
},
"taxonomies": [
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "NY",
"license": "024132",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Tarrytown, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 18, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.