Active NPI
Thomas Nicholas Balaskas, M.D.
- Specialist
- Grand Rapids, MI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Specialist
- License
- 4301062864
- Practice address
- 1000 E Paris Ave SE
Suite 210
Grand Rapids, MI 49546-3680 - Phone
- (616) 285-3310
- Fax
- (616) 285-3266
- NPI assigned
- Sep 13, 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 |
|---|---|---|---|---|
| Specialist | 174400000X | 4301062864 | MI | Primary |
Addresses
Primary practice location
1000 E Paris Ave SE
Suite 210
Grand Rapids, MI 49546-3680
Mailing address
1000 E Paris Ave SE
Suite 210
Grand Rapids, MI 49546-3680
Phone (616) 285-3310
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Obstetrics/Gynecology
- Education
- Chicago College of Medicine and Surgery, 1984
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
1000 E Paris Ave SE
Suite 210
Grand Rapids, MI 49546-3680
Phone (616) 285-3310
1000 E Paris SE
Suite 210
Grand Rapids, MI 49546-3680
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 4301062864 | MI | MD | Specialist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Mercy Women's Health Services | Current | Accepting new patients |
Locations
1675 Leahy St
Ste 201A
Muskegon, MI 49442
Phone (231) 672-6600
Organizations & group practices 2
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.
-
- Specialist
- Grand Rapids, MI
- NPI 1396943858
-
dba Trinity Health Medical Group Obstetrics and Gynecology Hackley
- Obstetrics & Gynecology Physician
- Muskegon, MI
- NPI 1467476143
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1126569600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1477548840",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1000 E PARIS AVE SE",
"address_2": "SUITE 210",
"city": "GRAND RAPIDS",
"state": "MI",
"postal_code": "495463680",
"telephone_number": "616-285-3310",
"fax_number": "616-285-3266"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1000 E PARIS AVE SE",
"address_2": "SUITE 210",
"city": "GRAND RAPIDS",
"state": "MI",
"postal_code": "495463680",
"telephone_number": "616-285-3310",
"fax_number": "616-285-3266"
}
],
"practiceLocations": [],
"basic": {
"last_name": "BALASKAS",
"first_name": "THOMAS",
"middle_name": "NICHOLAS",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-09-13",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "174400000X",
"taxonomy_group": "",
"desc": "Specialist",
"state": "MI",
"license": "4301062864",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Grand Rapids, MI
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.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.