Active NPI
Paul Gregory St Claire, MD
- Anesthesiology Physician
- Lansing, MI
National Provider Identifier
1477548741
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- 4301403243
- Practice address
- 1200 E Michigan Ave
Ste 370
Lansing, MI 48912-1800 - Phone
- (517) 484-4451
- Fax
- (517) 484-0291
- NPI assigned
- Sep 13, 2005
- 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 |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | 4301403243 | MI | Primary |
Addresses
Primary practice location
1200 E Michigan Ave
Ste 370
Lansing, MI 48912-1800
Mailing address
1200 E Michigan Ave
Ste 370
Lansing, MI 48912-1800
Phone (517) 484-4451
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: No
- Medical equipment: Yes
- Home health: No
- Power mobility devices: Yes
- Hospice: No
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 4301403243 | MI | MD | Anesthesiology Physician |
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": "1477548741",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1200 E MICHIGAN AVE",
"address_2": "STE 370",
"city": "LANSING",
"state": "MI",
"postal_code": "489121800",
"telephone_number": "517-484-4451",
"fax_number": "517-484-0291"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1200 E MICHIGAN AVE",
"address_2": "STE 370",
"city": "LANSING",
"state": "MI",
"postal_code": "489121800",
"telephone_number": "517-484-4451",
"fax_number": "517-484-0291"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ST CLAIRE",
"first_name": "PAUL",
"middle_name": "GREGORY",
"name_prefix": "Mr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-09-13",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "MI",
"license": "4301403243",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Lansing, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.