Active NPI
Ronald Giannotto, M.D.
- Anesthesiology Physician
- Stamford, CT
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- 28884
- Practice address
- 30 Shelburne Rd
Stamford, CT 06902-3628 - Phone
- (203) 276-7000
- NPI assigned
- Feb 27, 2007
- 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 |
|---|---|---|---|---|
| Specialist | 174400000X | 028884 | CT | |
| Anesthesiology Physician | 207L00000X | 28884 | CT | Primary |
Addresses
Primary practice location
30 Shelburne Rd
Stamford, CT 06902-3628
Mailing address
1055 Washington Blvd
Suite 440
Stamford, CT 06901-2216
Phone (203) 348-2614
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CT
- 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
- Anesthesiology
- Education
- Other, 1984
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1 Hospital PLZ
Stamford, CT 06902-3602
Phone (203) 276-1000
32 Strawberry Hill CT
Stamford, CT 06902-2594
Phone (203) 276-2000
4 Hospital PLZ
Stamford, CT 06902-3602
Phone (203) 276-1000
Hospital & facility affiliations
- Stamford Hospital
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 028884 | CT | MD | Specialist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Stamford Anesthesiology Services, PC | Anesthesiology | Current | Accepting new patients |
| Harbor Point Anesthesia LLC | Anesthesiology | Current | Accepting new patients |
| Gotham Medical Services | Anesthesiology | Past | Accepting new patients |
Locations
1055 Washington Blvd
Ste 440
Stamford, CT 06901
Phone (203) 348-2614
4 Hospital Plz
Ste 414
Stamford, CT 06902
Phone (203) 504-7299
1 Hospital Plz
Stamford, CT 06902
Phone (203) 276-4925
32 Strawberry Hill Ct
Stamford, CT 06902
Phone (203) 276-2000
Organizations & group practices 3
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
- Stamford, CT
- NPI 1376608448
-
- Anesthesiology Physician
- Stamford, CT
- NPI 1043750532
-
- Anesthesiology Physician
- Stamford, CT
- NPI 1750716601
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Stamford, CT
- NPI 1356331425
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1172534400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1782691200000",
"number": "1023145448",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1055 WASHINGTON BLVD",
"address_2": "SUITE 440",
"city": "STAMFORD",
"state": "CT",
"postal_code": "069012216",
"telephone_number": "203-348-2614",
"fax_number": "203-325-8677"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "30 SHELBURNE RD",
"city": "STAMFORD",
"state": "CT",
"postal_code": "069023628",
"telephone_number": "203-276-7000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GIANNOTTO",
"first_name": "RONALD",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2007-02-27",
"last_updated": "2026-06-29",
"certification_date": "2026-06-29",
"status": "A"
},
"taxonomies": [
{
"code": "174400000X",
"taxonomy_group": "",
"desc": "Specialist",
"state": "CT",
"license": "028884",
"primary": false
},
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "CT",
"license": "28884",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Stamford, CT
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 29, 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.