Active NPI
Kerry Guest, PHD
- Exercise & Sports Psychologist
- Boston, MA
National Provider Identifier
1619882933
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Exercise & Sports Psychologist
- Practice address
- 40 Guest St Apt 514
Boston, MA 02135-2071 - Phone
- (314) 624-5711
- NPI assigned
- Aug 19, 2026
- Last updated
- Aug 19, 2026
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Exercise & Sports Psychologist | 103TE1100X | MA | Primary | |
| Health Service Psychologist | 103TH0100X | 006035 | AZ |
Addresses
Primary practice location
40 Guest St Apt 514
Boston, MA 02135-2071
Mailing address
301 Guest St Apt 514
Apt 514
Allston, MA 02134-2089
Phone (314) 624-5711
Other practice location 1
301 Guest St Apt 514
Allston, MA 02134-2089
Phone (314) 624-5711
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
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1787097600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1787097600000",
"number": "1619882933",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "301 GUEST ST APT 514",
"address_2": "APT 514",
"city": "ALLSTON",
"state": "MA",
"postal_code": "021342089",
"telephone_number": "314-624-5711"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "40 GUEST ST APT 514",
"city": "BOSTON",
"state": "MA",
"postal_code": "021352071",
"telephone_number": "314-624-5711"
}
],
"practiceLocations": [
{
"address_1": "301 Guest St Apt 514",
"address_purpose": "LOCATION",
"city": "Allston",
"state": "MA",
"postal_code": "021342089",
"country_code": "US",
"telephone_number": "314-624-5711",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "GUEST",
"first_name": "KERRY",
"credential": "PHD",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2026-08-19",
"last_updated": "2026-08-19",
"certification_date": "2026-08-19",
"status": "A"
},
"taxonomies": [
{
"code": "103TE1100X",
"taxonomy_group": "",
"desc": "Psychologist, Exercise & Sports",
"state": "MA",
"license": null,
"primary": true
},
{
"code": "103TH0100X",
"taxonomy_group": "",
"desc": "Psychologist, Health Service",
"state": "AZ",
"license": "006035",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Boston, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 19, 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.