Active NPI
Simon Gelman, MD PHD
- Anesthesiology Physician
- Boston, MA
National Provider Identifier
1073579983
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- 76781
- Practice address
- 75 Francis St
CWN L1 Dept of Anesthesiology & Perioperative Pain Med
Boston, MA 02115 - Phone
- (617) 732-8280
- NPI assigned
- Apr 21, 2006
- 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 | 76781 | MA | Primary |
Addresses
Primary practice location
75 Francis St
CWN L1 Dept of Anesthesiology & Perioperative Pain Med
Boston, MA 02115
Mailing address
75 Francis St
CWN L1 Dept of Anesthesiology & Perioperative Pain Med
Boston, MA 02115
Phone (617) 732-8280
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, Doctor of Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 76781 | MA | MD | Anesthesiology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1145577600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786233600000",
"number": "1073579983",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "75 FRANCIS ST",
"address_2": "CWN L1 DEPT OF ANESTHESIOLOGY & PERIOPERATIVE PAIN MED",
"city": "BOSTON",
"state": "MA",
"postal_code": "02115",
"telephone_number": "617-732-8280"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "75 FRANCIS ST",
"address_2": "CWN L1 DEPT OF ANESTHESIOLOGY & PERIOPERATIVE PAIN MED",
"city": "BOSTON",
"state": "MA",
"postal_code": "02115",
"telephone_number": "617-732-8280"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GELMAN",
"first_name": "SIMON",
"credential": "MD PHD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-04-21",
"last_updated": "2026-08-09",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "MA",
"license": "76781",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Boston, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 9, 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.