Active NPI
Gregory Jacob Tulachka, D.D.S., M.S.
- Prosthodontics
- Darlington, WI
National Provider Identifier
1902890445
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Prosthodontics
- License
- 3145-015
- Practice address
- 814 Clay St
Darlington, WI 53530-1228 - Phone
- (608) 776-4471
- Fax
- (608) 776-4311
- NPI assigned
- Sep 9, 2005
- Last updated
- Jul 13, 2026
- 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 |
|---|---|---|---|---|
| Prosthodontics | 1223P0700X | 3145-015 | WI | Primary |
Addresses
Primary practice location
814 Clay St
Darlington, WI 53530-1228
Mailing address
119 Nina Dr
Darlington, WI 53530-1607
Phone (608) 776-4650
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: No
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20150421001132 | WI | Order and Referring Only - Dentist | 1456679588 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Master of Science
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 3145-015 | WI | MD | Prosthodontist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1126224000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1902890445",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "119 NINA DR",
"city": "DARLINGTON",
"state": "WI",
"postal_code": "535301607",
"telephone_number": "608-776-4650"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "814 CLAY ST",
"city": "DARLINGTON",
"state": "WI",
"postal_code": "535301228",
"telephone_number": "608-776-4471",
"fax_number": "608-776-4311"
}
],
"practiceLocations": [],
"basic": {
"last_name": "TULACHKA",
"first_name": "GREGORY",
"middle_name": "JACOB",
"name_prefix": "Dr.",
"credential": "D.D.S., M.S.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-09-09",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "1223P0700X",
"taxonomy_group": "",
"desc": "Dentist, Prosthodontics",
"state": "WI",
"license": "3145-015",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Darlington, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.