KCS, Inc.

Primary specialty

Federally Qualified Health Center (FQHC)Taxonomy code 261QF0400X

Legal business name

KCS, INC.

Doing business as

KCS Health Center

Practice address

7212 Orangethorpe Ave Ste 9a
Buena Park, CA 90621-4668

Phone

(714) 503-6550

Fax

(714) 409-3075

NPI assigned

Mar 13, 2007

Last updated

May 21, 2026By the provider in NPPES

Organization subpart

No

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name

Mr. Kay AhnNPI 1669044277

Title

Chief Operations Officer and Cio

Phone

(714) 527-6561

Specialties & licenses 3

Addresses

Other names 1

• KCS Health Center Doing business as

Medicare fee-for-service enrollment

Enrolled in CA

Enrollment records 1

Other NPIs with the same Medicare PAC ID 5

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

• KCS, Inc.

  dba KCS Health Center

  • Federally Qualified Health Center (FQHC)
  • Buena Park, CA
  • NPI 1225125693

  0446495105

  Same PAC ID
• KCS, Inc.

  dba KCS Health Center

  • Federally Qualified Health Center (FQHC)
  • Buena Park, CA
  • NPI 1588252027

  0446495105

  Same PAC ID
• KCS, Inc.

  dba KCS Health Center

  • Federally Qualified Health Center (FQHC)
  • Buena Park, CA
  • NPI 1831600634

  0446495105

  Same PAC ID
• KCS, Inc.

  dba KC Services

  • Federally Qualified Health Center (FQHC)
  • Irvine, CA
  • NPI 1932746864

  0446495105

  Same PAC ID
• KCS, Inc.

  dba KCS Health Center

  • Federally Qualified Health Center (FQHC)
  • Anaheim, CA
  • NPI 1992951180

  0446495105

  Same PAC ID

Other NPIs on the same Medicare enrollment 4

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

• KCS, Inc.

  dba KCS Health Center

  • Federally Qualified Health Center (FQHC)
  • Buena Park, CA
  • NPI 1588252027

  O20211118000437

  Same enrollment
• KCS, Inc.

  dba KCS Health Center

  • Federally Qualified Health Center (FQHC)
  • Buena Park, CA
  • NPI 1831600634

  O20211118000437

  Same enrollment
• KCS, Inc.

  dba KC Services

  • Federally Qualified Health Center (FQHC)
  • Irvine, CA
  • NPI 1932746864

  O20211118000437

  Same enrollment
• KCS, Inc.

  dba KCS Health Center

  • Federally Qualified Health Center (FQHC)
  • Anaheim, CA
  • NPI 1992951180

  O20211118000437

  Same enrollment

Locations

All facility ownership & control disclosures 1

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

Owned or controlled facilities with NPI records 1

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

• KCS, Inc.

  dba KCS Health Center

  • Federally Qualified Health Center (FQHC)
  • Buena Park, CA
  • NPI 1225125693

  Operational/Managerial Control

  CMS ownership

Practitioners 36

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.

• Rana Choi, NP

  • Family Nurse Practitioner
  • Buena Park, CA
  • NPI 1073022828
  Medicare reassignment Care Compare group NPD
• Rene Delgadillo, M.D.

  • Psychiatry Physician
  • Bakersfield, CA
  • NPI 1669781597
  Medicare reassignment Care Compare group NPD
• Cecilia Hilda Huang, MD

  • Family Medicine Physician
  • Anaheim, CA
  • NPI 1568923449
  Medicare reassignment Care Compare group NPD
• Anna Jang, FNP

  • Family Nurse Practitioner
  • Stanton, CA
  • NPI 1184340333
  Medicare reassignment Care Compare group NPD
• Chan Suk Jung

  • Clinical Social Worker
  • Los Angeles, CA
  • NPI 1811298391
  Medicare reassignment Care Compare group NPD
• Daniel E Kim, PA-C

  • Physician Assistant
  • San Bernardino, CA
  • NPI 1013513811
  Medicare reassignment Care Compare group NPD
• Mina Kim

  • Counselor
  • Anaheim, CA
  • NPI 1962768986
  Medicare reassignment Care Compare group NPD
• Tai-Won Kim, MD

  • Internal Medicine Physician
  • Buena Park, CA
  • NPI 1487733754
  Medicare reassignment Care Compare group NPD
• Hyeonhye Lee, NP

  • Family Nurse Practitioner
  • Anaheim, CA
  • NPI 1265858690
  Medicare reassignment Care Compare group NPD
• Kun Chhai Meas, MD

  • Family Medicine Physician
  • Orange, CA
  • NPI 1457980666
  Medicare reassignment Care Compare group NPD
• Tony Jungwoo Park

  • Psychiatric/Mental Health Nurse Practitioner
  • Buena Park, CA
  • NPI 1144686577
  Medicare reassignment Care Compare group NPD
• Mario Fernando San Bartolome Jr., MD

  • Addiction Medicine (Preventive Medicine) Physician
  • Westminster, CA
  • NPI 1154420024
  Medicare reassignment Care Compare group NPD

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1173744000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1779321600000",
    "number": "1861525602",
    "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": "7212 ORANGETHORPE AVE STE 9A",
            "city": "BUENA PARK",
            "state": "CA",
            "postal_code": "906214668",
            "telephone_number": "714-503-6550",
            "fax_number": "714-409-3075"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "KCS, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-03-13",
        "last_updated": "2026-05-21",
        "certification_date": "2026-05-21",
        "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": "251K00000X",
            "taxonomy_group": "",
            "desc": "Public Health or Welfare",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "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"
        }
    ]
}

• KCS, Inc. (KCS Health Center)
• KCS, Inc. (KCS Health Center)
• KCS, Inc. (KCS Health Center)
• KCS, Inc. (KCS Health Center)
• KCS, Inc. (KCS Health Center)
• Jacquelyn Kesserman, LCSW
• Adrienne N Kessler, BCBA
• Sohanabanu Irshad Khalak, PHARMD
• Shahd Kharouf
• Pooja Khirasaria

• Federally Qualified Health Center (FQHC) in Buena Park, CA
• Providers in Buena Park, CA by specialty
• Federally Qualified Health Center (FQHC) in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 21, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; facility enrollments, owners and changes of ownership; Provider of Services certification data.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.