Active NPI
Tom S Chiang, M.D.
- Infectious Disease Physician
- Mission Hills, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Infectious Disease Physician
- License
- C129801
- Practice address
- 11333 Sepulveda Blvd
Mission Hills, CA 91345-1116 - Phone
- (818) 365-9531
- NPI assigned
- Sep 13, 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | C12801 | CA | |
| Infectious Disease Physician | 207RI0200X | 25MA08172900 | NJ | |
| Infectious Disease Physician | 207RI0200X | C129801 | CA | Primary |
Addresses
Primary practice location
11333 Sepulveda Blvd
Mission Hills, CA 91345-1116
Mailing address
PO Box 9602
Mission Hills, CA 91346-9602
Phone (818) 837-5559
Other names 1
- Dr. Tom Chiang
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA, NM, AZ
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 3
Care Compare profile
Medicare Care Compare- Specialty
- Infectious Disease
- Education
- Other, 2000
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
11333 Sepulveda Blvd
Mission Hills, CA 91345-1116
Phone (818) 365-9531
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| C12801 | CA | MD | Internal Medicine Physician |
| C129801 | CA | MD | Infectious Disease Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Access Telecare, PLLC | Internal Medicine | Current | Accepting new patients |
| Providence Facey Medical Foundation | Internal Medicine | Current | Accepting new patients |
| Providence Facey Medical Foundation | Current | Accepting new patients | |
| Infectious Disease Center of New Jersey, LLC | Past | Accepting new patients | |
| Providence Facey Medical Foundation | Past | Accepting new patients |
Locations
300 W Huntington Dr
Arcadia, CA 91007
Phone (626) 445-4441
File 50670
Los Angeles, CA 90074
11333 Sepulveda Blvd
Mission Hills, CA 91345
Phone (818) 365-9531
18460 Roscoe Blvd
Northridge, CA 91325
Phone (818) 734-3600
19950 Rinaldi St
Ste 103
Porter Ranch, CA 91326
Phone (818) 403-2400
Networks
- BSC 65 PLUS INDIVIDUAL MAPD
Organizations & group practices 5
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.
-
- Internal Medicine Physician
- Valencia, CA
- NPI 1710031588
-
- Multi-Specialty Clinic/Center
- Irvine, CA
- NPI 1891348447
-
- Ambulatory Surgical Clinic/Center
- Mission Hills, CA
- NPI 1194083824
-
- Specialist
- Whippany, NJ
- NPI 1629155429
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Valencia, CA
- NPI 1780668434
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1158105600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1745539200000",
"number": "1346345758",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 9602",
"city": "MISSION HILLS",
"state": "CA",
"postal_code": "913469602",
"telephone_number": "818-837-5559",
"fax_number": "818-792-4793"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "11333 SEPULVEDA BLVD",
"city": "MISSION HILLS",
"state": "CA",
"postal_code": "913451116",
"telephone_number": "818-365-9531"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CHIANG",
"first_name": "TOM",
"middle_name": "S",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-09-13",
"last_updated": "2025-04-25",
"certification_date": "2025-04-25",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "CA",
"license": "C12801",
"primary": false
},
{
"code": "207RI0200X",
"taxonomy_group": "",
"desc": "Internal Medicine, Infectious Disease",
"state": "NJ",
"license": "25MA08172900",
"primary": false
},
{
"code": "207RI0200X",
"taxonomy_group": "",
"desc": "Internal Medicine, Infectious Disease",
"state": "CA",
"license": "C129801",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "TOM",
"last_name": "CHIANG",
"prefix": "DR.",
"credential": "MD",
"code": "2",
"type": "Professional Name"
}
]
}
Other providers in Mission Hills, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 25, 2025; 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.