Active NPI
Jonathan Lee Liang, DO
- Physical Medicine & Rehabilitation Physician
- Ontario, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Physical Medicine & Rehabilitation Physician
- License
- 20A20938
- Practice address
- 2295 S Vineyard Ave
Ontario, CA 91761-7925 - Phone
- (833) 574-2273
- NPI assigned
- Mar 27, 2019
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Physical Medicine & Rehabilitation Physician | 208100000X | 20A20938 | CA | Primary |
Addresses
Primary practice location
2295 S Vineyard Ave
Ontario, CA 91761-7925
Mailing address
2295 S Vineyard Ave Ste a
Ontario, CA 91761-7926
Phone (424) 703-4292
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Physical Medicine and Rehabilitation
- Education
- Touro Un College of Osteopathic Medicine, Vallejo, 2019
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
2295 S Vineyard Ave
Ontario, CA 91761-7925
Phone (909) 724-5000
4320 Maricopa St
Torrance, CA 90503-4314
Phone (562) 424-1011
9961 Sierra Ave
Fontana, CA 92335-6720
Phone (909) 427-5000
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 20938 | CA | MD | Professional Counselor |
| 20A20938 | CA | MD | Physical Medicine & Rehabilitation Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Southern California Permanente Medical Group | Current | Accepting new patients | |
| Southern California Permanente Medical Group | Current | Accepting new patients |
Locations
9961 Sierra Ave
Fontana, CA 92335
Phone (909) 427-3910
Organizations & group practices 3
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
- Health Maintenance Organization
- Riverside, CA
- NPI 1316979834
-
- Health Maintenance Organization
- Santa Clarita, CA
- NPI 1316409410
-
- Health Maintenance Organization
- Fontana, CA
- NPI 1689606196
Hospital & facility affiliations 5
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Providence Little Company of Mary Medical Center San Pedro OBHC
- General Acute Care Hospital
- San Pedro, CA
- NPI 1497241541
-
dba Providence Little Company of Mary Medical Center San Pedro
- Rehabilitation Hospital Unit
- San Pedro, CA
- NPI 1821019514
Inpatient rehabilitation facility
-
dba Providence Little Company of Mary Medical Center San Pedro
- General Acute Care Hospital
- San Pedro, CA
- NPI 1942247291
-
dba Providence Little Company of Mary Medical Center Torrance
- General Acute Care Hospital
- Torrance, CA
- NPI 1902844988
-
- General Acute Care Hospital
- Torrance, CA
- NPI 1467459776
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1553644800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1789776000000",
"number": "1477014918",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2295 S VINEYARD AVE STE A",
"city": "ONTARIO",
"state": "CA",
"postal_code": "917617926",
"telephone_number": "424-703-4292",
"fax_number": "310-905-6417"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2295 S VINEYARD AVE",
"city": "ONTARIO",
"state": "CA",
"postal_code": "917617925",
"telephone_number": "833-574-2273"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LIANG",
"first_name": "JONATHAN",
"middle_name": "LEE",
"name_prefix": "Dr.",
"credential": "DO",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2019-03-27",
"last_updated": "2026-09-19",
"certification_date": "2026-09-19",
"status": "A"
},
"taxonomies": [
{
"code": "208100000X",
"taxonomy_group": "",
"desc": "Physical Medicine & Rehabilitation",
"state": "CA",
"license": "20A20938",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Ontario, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 19, 2026; 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.