Active NPI
Joel R Grossbard, PHD
- Psychologist
- Seattle, WA
National Provider Identifier
1619303302
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychologist
- License
- PY60309240
- Practice address
- 1307 N 45TH St
Suite 200
Seattle, WA 98103-6741 - Phone
- (206) 947-0152
- NPI assigned
- Sep 25, 2013
- Sex
- Male
- Sole proprietor
- No
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 |
|---|---|---|---|---|
| Psychologist | 103T00000X | PY60309240 | WA | Primary |
Addresses
Primary practice location
1307 N 45TH St
Suite 200
Seattle, WA 98103-6741
Mailing address
1307 N 45TH St
Suite 200
Seattle, WA 98103-6741
Phone (206) 947-0152
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 |
|---|---|---|---|
| PY60309240 | WA | MD | Psychologist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1380067200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1770854400000",
"number": "1619303302",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1307 N 45TH ST",
"address_2": "SUITE 200",
"city": "SEATTLE",
"state": "WA",
"postal_code": "981036741",
"telephone_number": "206-947-0152"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1307 N 45TH ST",
"address_2": "SUITE 200",
"city": "SEATTLE",
"state": "WA",
"postal_code": "981036741",
"telephone_number": "206-947-0152"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GROSSBARD",
"first_name": "JOEL",
"middle_name": "R",
"name_prefix": "Dr.",
"credential": "PHD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2013-09-25",
"last_updated": "2026-02-12",
"status": "A"
},
"taxonomies": [
{
"code": "103T00000X",
"taxonomy_group": "",
"desc": "Psychologist",
"state": "WA",
"license": "PY60309240",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Seattle, WA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 12, 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.