Active NPI
Sridharan Radhakrishnan, MD
- Surgery Physician
- Orange, CA
National Provider Identifier
1477283778
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Surgery Physician
- License
- 17364
- Practice address
- 3800 W Chapman Ave Ste 6200
Orange, CA 92868-1640 - Phone
- (714) 456-7890
- NPI assigned
- Jun 10, 2022
- 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 |
|---|---|---|---|---|
| Student in an Organized Health Care Education/Training Program | 390200000X | |||
| Surgery Physician | 208600000X | 17364 | CA | Primary |
Addresses
Primary practice location
3800 W Chapman Ave Ste 6200
Orange, CA 92868-1640
Mailing address
3800 W Chapman Ave Ste 6200
Orange, CA 92868-1640
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)
- Not enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 17364 | CA | MD | Surgery Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1654819200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1754697600000",
"number": "1477283778",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3800 W CHAPMAN AVE STE 6200",
"city": "ORANGE",
"state": "CA",
"postal_code": "928681640"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3800 W CHAPMAN AVE STE 6200",
"city": "ORANGE",
"state": "CA",
"postal_code": "928681640",
"telephone_number": "714-456-7890"
}
],
"practiceLocations": [],
"basic": {
"last_name": "RADHAKRISHNAN",
"first_name": "SRIDHARAN",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2022-06-10",
"last_updated": "2025-08-09",
"certification_date": "2025-08-09",
"status": "A"
},
"taxonomies": [
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
},
{
"code": "208600000X",
"taxonomy_group": "",
"desc": "Surgery",
"state": "CA",
"license": "17364",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Orange, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 9, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.