Active NPI
Christian Gieseke
- Certified Registered Nurse Anesthetist
- Hartford, CT
National Provider Identifier
1912835950
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Certified Registered Nurse Anesthetist
- License
- 017726
- Practice address
- 80 Seymour St
Hartford, CT 06102-8000 - Phone
- (860) 545-5000
- NPI assigned
- May 11, 2026
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Certified Registered Nurse Anesthetist | 367500000X | 017726 | CT | Primary |
Addresses
Primary practice location
80 Seymour St
Hartford, CT 06102-8000
Mailing address
15 Carver Cir
Simsbury, CT 06070-2014
Phone (517) 918-8141
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
Care Compare profile
Medicare Care Compare- Specialty
- Certified Registered Nurse Anesthetist (Crna)
- Education
- Other, 2026
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
2211 Congress St
Portland, ME 04102-1941
2211 Congress St
Portland, ME 04102-1995
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 160889 | CT | MD | Student in an Organized Health Care Education/Training Program |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1778457600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784073600000",
"number": "1912835950",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "15 CARVER CIR",
"city": "SIMSBURY",
"state": "CT",
"postal_code": "060702014",
"telephone_number": "517-918-8141"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "80 SEYMOUR ST",
"city": "HARTFORD",
"state": "CT",
"postal_code": "061028000",
"telephone_number": "860-545-5000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GIESEKE",
"first_name": "CHRISTIAN",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2026-05-11",
"last_updated": "2026-07-15",
"certification_date": "2026-07-15",
"status": "A"
},
"taxonomies": [
{
"code": "367500000X",
"taxonomy_group": "",
"desc": "Nurse Anesthetist, Certified Registered",
"state": "CT",
"license": "017726",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Hartford, CT
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 15, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- 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.