Active NPI
Julianna Ynaiz Martinez-Toro, MS, PHD
- School Psychologist
- Guayama, PR
National Provider Identifier
1851138770
On this page
Key facts
NPPES NPI Registry- Primary specialty
- School Psychologist
- License
- 6669
- Practice address
- Barrio Machete Carr. 744
K.M 1.2
Guayama, PR 00784 - Phone
- (787) 864-2222
- NPI assigned
- Jul 9, 2024
- Last updated
- Jul 27, 2026
- Sex
- Female
- Sole proprietor
- No
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 |
|---|---|---|---|---|
| Clinical Psychologist | 103TC0700X | 6669 | PR | |
| School Psychologist | 103TS0200X | 6669 | PR | Primary |
Addresses
Primary practice location
Barrio Machete Carr. 744
K.M 1.2
Guayama, PR 00784
Mailing address
PO Box 762
Hormigueros, PR 00660-0762
Phone (787) 864-2222
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
- Master of Science
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Children's Center | Past | Accepting new patients |
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.
-
- Mental Health Counselor
- Salt Lake City, UT
- NPI 1275566069
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1720483200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1785110400000",
"number": "1851138770",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 762",
"city": "HORMIGUEROS",
"state": "PR",
"postal_code": "006600762",
"telephone_number": "787-864-2222"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "BARRIO MACHETE CARR. 744",
"address_2": "K.M 1.2",
"city": "GUAYAMA",
"state": "PR",
"postal_code": "00784",
"telephone_number": "787-864-2222"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MARTINEZ-TORO",
"first_name": "JULIANNA",
"middle_name": "YNAIZ",
"credential": "MS, PHD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2024-07-09",
"last_updated": "2026-07-27",
"certification_date": "2026-07-27",
"status": "A"
},
"taxonomies": [
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "PR",
"license": "6669",
"primary": false
},
{
"code": "103TS0200X",
"taxonomy_group": "",
"desc": "Psychologist, School",
"state": "PR",
"license": "6669",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Guayama, PR
- Lorenzo Martiinez Irizarry, MD
- Maria A Martinez Colon
- Brenda L Martinez Fernandez
- Heriberto Martinez Lebron
- Elba Nidia Martinez Santana, PHARMACIST
- Rosa Martinez, MD
- Alberth Matos Rodriguez
- Rosangela Medellin Solivan
- Francisco Javier Medellinhuertas, M.D.
- Medical Doctors With Alternative Therapies, PSC
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 27, 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.