Active NPI
Gregory Tierney, PHD
- Clinical Psychologist
- Sycamore, IL
National Provider Identifier
1609949809
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Psychologist
- License
- 071.006674
- Practice address
- 920 S Prairie Dr
Suite F
Sycamore, IL 60178 - Phone
- (815) 899-0339
- Fax
- (815) 899-2098
- NPI assigned
- Nov 16, 2006
- 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 |
|---|---|---|---|---|
| Clinical Psychologist | 103TC0700X | 071.006674 | IL | Primary |
Addresses
Primary practice location
920 S Prairie Dr
Suite F
Sycamore, IL 60178
Mailing address
3498 Sanborn LN
Dekalb, IL 60115-8304
Phone (815) 758-3627
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)
- Enrolled
- Credentials
- Doctor of Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 071.006674 | IL | MD | Clinical Psychologist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Connections Counseling, LLC | 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 and National Provider Directory roles.
-
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- Madison, WI
- NPI 1497961551
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1163635200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1527033600000",
"number": "1609949809",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3498 SANBORN LN",
"city": "DEKALB",
"state": "IL",
"postal_code": "601158304",
"telephone_number": "815-758-3627"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "920 S PRAIRIE DR",
"address_2": "SUITE F",
"city": "SYCAMORE",
"state": "IL",
"postal_code": "60178",
"telephone_number": "815-899-0339",
"fax_number": "815-899-2098"
}
],
"practiceLocations": [],
"basic": {
"last_name": "TIERNEY",
"first_name": "GREGORY",
"name_prefix": "Dr.",
"credential": "PHD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-11-16",
"last_updated": "2018-05-23",
"status": "A"
},
"taxonomies": [
{
"code": "103TC0700X",
"taxonomy_group": "",
"desc": "Psychologist, Clinical",
"state": "IL",
"license": "071.006674",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Sycamore, IL
- Thompson Therapeutics & Mediation, PLLC
- Michael W Thornton, MD
- Three Birds Mental Health Services PLLC
- Lorri Thrower
- Megan Thurwanger, APRN, CNP
- Kristin Tilton, RN, BSN, MPH
- Thomas Wayne Tilton, DO
- Timothy Tronc Counseling & Consulting LLC
- Tina Starkweather DPM & Assocaites, PC
- Tina Starkweather DPM & Associates PC
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 23, 2018; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.