Active NPI
KCS Inc
Doing business as KCS Health Center
- Federally Qualified Health Center (FQHC)
- Irvine, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Federally Qualified Health Center (FQHC)
- Legal business name
- KCS INC
- Doing business as
- KCS Health Center
- Practice address
- 4968 Booth Cir Ste 110
Irvine, CA 92604-3360 - Phone
- (714) 503-6550
- Fax
- (714) 409-3075
- NPI assigned
- May 19, 2025
- Last updated
- Aug 5, 2026
- 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
- Mr. Kay Ahn
- Title
- Chief Operations Officer and Cio
- Phone
- (714) 527-6561
Authorized official NPPES reports the official by name only. The link goes to the one practitioner with that name whose NPPES practice address or phone number is this organization’s.
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Federally Qualified Health Center (FQHC) | 261QF0400X | NU | Primary | |
| Community/Behavioral Health Agency | 251S00000X | NU |
Addresses
Primary practice location
4968 Booth Cir Ste 110
Irvine, CA 92604-3360
Mailing address
451 W Lincoln Ave Ste 100
Anaheim, CA 92805-2912
Phone (714) 503-6550
Other names 1
- KCS Health Center
National Provider Directory
National Provider Directory- Tax ID family
- Korean Community Services
Other organizations with this tax ID 18
Organizations that report the same tax identification number in the National Provider Directory.
-
- Community/Behavioral Health Agency
- Buena Park, CA
- NPI 1104484344
-
dba KCS Health Center
- Federally Qualified Health Center (FQHC)
- Buena Park, CA
- NPI 1295688083
-
- Community/Behavioral Health Agency
- Buena Park, CA
- NPI 1306218268
-
dba KCS Health Center
- Federally Qualified Health Center (FQHC)
- Buena Park, CA
- NPI 1588252027
-
- Community/Behavioral Health Agency
- Anaheim, CA
- NPI 1730446089
Practitioners & affiliated clinicians
Practitioners 1
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.
-
- Addiction (Substance Use Disorder) Counselor
- Anaheim, CA
- NPI 1669044277
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1747612800000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1785888000000",
"number": "1083406896",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "451 W LINCOLN AVE STE 100",
"city": "ANAHEIM",
"state": "CA",
"postal_code": "928052912",
"telephone_number": "714-503-6550",
"fax_number": "714-409-3075"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4968 BOOTH CIR STE 110",
"city": "IRVINE",
"state": "CA",
"postal_code": "926043360",
"telephone_number": "714-503-6550",
"fax_number": "714-409-3075"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "KCS INC",
"organizational_subpart": "NO",
"enumeration_date": "2025-05-19",
"last_updated": "2026-08-05",
"certification_date": "2026-08-05",
"status": "A",
"authorized_official_last_name": "AHN",
"authorized_official_first_name": "KAY",
"authorized_official_title_or_position": "CHIEF OPERATIONS OFFICER AND CIO",
"authorized_official_telephone_number": "714-527-6561",
"authorized_official_name_prefix": "Mr."
},
"taxonomies": [
{
"code": "261QF0400X",
"taxonomy_group": "",
"desc": "Clinic/Center, Federally Qualified Health Center (FQHC)",
"state": "NU",
"license": null,
"primary": true
},
{
"code": "251S00000X",
"taxonomy_group": "",
"desc": "Community/Behavioral Health",
"state": "NU",
"license": null,
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"organization_name": "KCS Health Center",
"code": "3",
"type": "Doing Business As"
}
]
}Other providers in Irvine, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 5, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.