Active NPI
Hsi Yen, MD, MPH
- Dermatology Physician
- Los Angeles, CA
National Provider Identifier
1982345369
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Dermatology Physician
- License
- A207683
- Practice address
- 4650 W Sunset Blvd # 144
Los Angeles, CA 90027-6062 - Phone
- (323) 361-4191
- NPI assigned
- Apr 7, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Dermatology Physician | 207N00000X | A207683 | CA | Primary |
Addresses
Primary practice location
4650 W Sunset Blvd # 144
Los Angeles, CA 90027-6062
Mailing address
4650 W Sunset Blvd # 144
Los Angeles, CA 90027-6062
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
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A207683 | CA | MD | Dermatology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Children'S Hospital Los Angeles Medical Group, Inc. | Current | Accepting new patients | |
| Childrens Hospital of Los Angeles | Past | Accepting new patients | |
| Chla Teaching Clinics LLC | Past | Accepting new patients | |
| Children'S Hospital Los Angeles | Past | Accepting new patients |
Locations
4650 W Sunset Blvd
#144
Los Angeles, CA 90027
Phone (323) 361-4191
3250 Wilshire Blvd
Ste 1101
Los Angeles, CA 90010
4650 W Sunset Blvd
#87
Los Angeles, CA 90027
4650 W Sunset Blvd
Los Angeles, CA 90027
Phone (323) 361-2122
Networks
- BSC 65 PLUS INDIVIDUAL MAPD
Organizations & group practices 4
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.
-
- Multi-Specialty Clinic/Center
- Los Angeles, CA
- NPI 1265530653
-
- Children's Chronic Disease Hospital
- Los Angeles, CA
- NPI 1366527954
-
- Children's Hospital
- Los Angeles, CA
- NPI 1124073366
-
- Multi-Specialty Clinic/Center
- Arcadia, CA
- NPI 1669992152
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1649289600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1777507200000",
"number": "1982345369",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4650 W SUNSET BLVD # 144",
"city": "LOS ANGELES",
"state": "CA",
"postal_code": "900276062"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4650 W SUNSET BLVD # 144",
"city": "LOS ANGELES",
"state": "CA",
"postal_code": "900276062",
"telephone_number": "323-361-4191"
}
],
"practiceLocations": [],
"basic": {
"last_name": "YEN",
"first_name": "HSI",
"name_prefix": "Dr.",
"credential": "MD, MPH",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2022-04-07",
"last_updated": "2026-04-30",
"certification_date": "2026-04-30",
"status": "A"
},
"taxonomies": [
{
"code": "207N00000X",
"taxonomy_group": "",
"desc": "Dermatology",
"state": "CA",
"license": "A207683",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Los Angeles, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 30, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.