Active NPI
Steven F Isenberg, MD
- Otolaryngic Allergy Physician
- Indianapolis, IN
National Provider Identifier
1962473785
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Otolaryngic Allergy Physician
- License
- 01026266A
- Practice address
- 1400 N Ritter Ave
Suite 221
Indianapolis, IN 46219-3052 - Phone
- (317) 355-1010
- Fax
- (317) 355-1992
- NPI assigned
- Jan 30, 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Otolaryngic Allergy Physician | 207YX0602X | 01026266A | IN | Primary |
| Otolaryngology/Facial Plastic Surgery Physician | 207YX0905X | 01026266A | IN |
Addresses
Primary practice location
1400 N Ritter Ave
Suite 221
Indianapolis, IN 46219-3052
Mailing address
1400 N Ritter Ave
Suite 221
Indianapolis, IN 46219-3052
Phone (317) 355-1010
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 |
|---|---|---|---|
| 01026266A | IN | MD | Otolaryngic Allergy Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Major Hospital | Past | Accepting new patients |
Organizations & group practices 1
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.
-
- General Acute Care Hospital
- Shelbyville, IN
- NPI 1174555692
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1138579200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1962473785",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1400 N RITTER AVE",
"address_2": "SUITE 221",
"city": "INDIANAPOLIS",
"state": "IN",
"postal_code": "462193052",
"telephone_number": "317-355-1010",
"fax_number": "317-355-1992"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1400 N RITTER AVE",
"address_2": "SUITE 221",
"city": "INDIANAPOLIS",
"state": "IN",
"postal_code": "462193052",
"telephone_number": "317-355-1010",
"fax_number": "317-355-1992"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ISENBERG",
"first_name": "STEVEN",
"middle_name": "F",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-01-30",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207YX0602X",
"taxonomy_group": "",
"desc": "Otolaryngology, Otolaryngic Allergy",
"state": "IN",
"license": "01026266A",
"primary": true
},
{
"code": "207YX0905X",
"taxonomy_group": "",
"desc": "Otolaryngology, Otolaryngology/Facial Plastic Surgery",
"state": "IN",
"license": "01026266A",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Indianapolis, IN
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.