Active NPI
Lalla-Reddy Medical Coporation
- Infectious Disease Physician
- Fountain Valley, CA
National Provider Identifier
1376569277
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Infectious Disease Physician
- License
- A75875
- Legal business name
- LALLA-REDDY MEDICAL COPORATION
- Practice address
- 9940 Talbert Ave Ste 101
Fountain Valley, CA 92708-5153 - Phone
- (877) 699-6743
- Fax
- (949) 298-9878
- NPI assigned
- Jul 14, 2006
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Dr. Sujata Lalla-Reddy, M.D
- Title
- President
- Phone
- (949) 478-1894
Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Infectious Disease Physician | 207RI0200X | A75875 | CA | Primary |
Addresses
Primary practice location
9940 Talbert Ave Ste 101
Fountain Valley, CA 92708-5153
Mailing address
PO Box 11629
Newport Beach, CA 92658-5036
Phone (877) 699-6743
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| ZZZ09634Z | Medicaid | CA |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| O20101216000171 | CA | Part B Supplier - Clinic/Group Practice | 6204830425 |
Receives reassigned benefits from 3 practitioners Practice locations: Fountain Valley, CA |
National Provider Directory
National Provider DirectoryPractitioners & affiliated clinicians
Practitioners 4
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1152835200000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1773964800000",
"number": "1376569277",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 11629",
"city": "NEWPORT BEACH",
"state": "CA",
"postal_code": "926585036",
"telephone_number": "877-699-6743",
"fax_number": "949-298-9878"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "9940 TALBERT AVE STE 101",
"city": "FOUNTAIN VALLEY",
"state": "CA",
"postal_code": "927085153",
"telephone_number": "877-699-6743",
"fax_number": "949-298-9878"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "LALLA-REDDY MEDICAL COPORATION",
"organizational_subpart": "NO",
"enumeration_date": "2006-07-14",
"last_updated": "2026-03-20",
"certification_date": "2026-03-20",
"status": "A",
"authorized_official_last_name": "LALLA-REDDY",
"authorized_official_first_name": "SUJATA",
"authorized_official_title_or_position": "PRESIDENT",
"authorized_official_telephone_number": "949-478-1894",
"authorized_official_name_prefix": "Dr.",
"authorized_official_credential": "M.D"
},
"taxonomies": [
{
"code": "207RI0200X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Internal Medicine, Infectious Disease",
"state": "CA",
"license": "A75875",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "ZZZ09634Z",
"state": "CA"
}
],
"endpoints": [],
"other_names": []
}Other providers in Fountain Valley, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 20, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.