Active NPI
Steven Mark Amster, M.D.
- Anesthesiology Physician
- Fort Stewart, GA
National Provider Identifier
1487655239
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- 025574
- Practice address
- 1061 Harmon Ave
Winn Army Community Hospital
Fort Stewart, GA 31314-5604 - Phone
- (912) 435-6683
- NPI assigned
- Aug 2, 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | 21145 | NC | |
| Anesthesiology Physician | 207L00000X | 025574 | GA | Primary |
Addresses
Primary practice location
1061 Harmon Ave
Winn Army Community Hospital
Fort Stewart, GA 31314-5604
Mailing address
4536 Bellingham CT
Evans, GA 30809-5299
Phone (706) 863-6374
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 Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 21145 | NC | MD | Massage Therapist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Amsol Physicians of Columbus Ga LLC | Anesthesiology | Past | Accepting new patients |
| Smyrna Anesthesia, LLS | Anesthesiology | Past | Accepting new patients |
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 and National Provider Directory roles.
-
- Anesthesiology Physician
- Columbus, GA
- NPI 1114010584
Anesthesiology
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1122940800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1487655239",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4536 BELLINGHAM CT",
"city": "EVANS",
"state": "GA",
"postal_code": "308095299",
"telephone_number": "706-863-6374"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1061 HARMON AVE",
"address_2": "WINN ARMY COMMUNITY HOSPITAL",
"city": "FORT STEWART",
"state": "GA",
"postal_code": "313145604",
"telephone_number": "912-435-6683"
}
],
"practiceLocations": [],
"basic": {
"last_name": "AMSTER",
"first_name": "STEVEN",
"middle_name": "MARK",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-08-02",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "NC",
"license": "21145",
"primary": false
},
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "GA",
"license": "025574",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Fort Stewart, GA
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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.