Christopher C. Ninh MD, Inc.

Primary specialty

Orthopaedic Surgery PhysicianTaxonomy code 207X00000X

License

A98528 Issued in CA

Legal business name

CHRISTOPHER C. NINH MD, INC.

Practice address

17305 Von Karman Ave Ste 100
Irvine, CA 92614-0903

Phone

(714) 432-9990

Fax

(714) 432-9988

NPI assigned

Jun 27, 2008

Organization subpart

No

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

Authorized official

Name

Christopher C. Ninh, M.D.NPI 1700096393

Title

President

Phone

(714) 876-4876

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in CA2 enrollments

Enrollment records 2

Locations

Practitioners 7

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Christopher C. Ninh, MD

  • Orthopaedic Surgery Physician
  • Irvine, CA
  • NPI 1700096393
  Medicare reassignment Care Compare group NPD Authorized official
• Massoud Arbabzadeh, MD

  • Vascular & Interventional Radiology Physician
  • Garden Grove, CA
  • NPI 1841245149

  General Practice

  Medicare reassignment Care Compare group NPD
• Thomas X. Nguyen, M.D.

  • Orthopaedic Surgery Physician
  • Fargo, ND
  • NPI 1811307069

  CA

  Medicare reassignment Care Compare group NPD
• Vincent Bui, PA-C

  • Physician Assistant
  • Huntington Beach, CA
  • NPI 1447840608
  Medicare reassignment Care Compare group
• Alyxis Mah, PA-C

  • Physician Assistant
  • Fountain Valley, CA
  • NPI 1861016685
  Medicare reassignment Care Compare group
• Ahmad Syed Hussain, M.D.

  • Vascular Surgery Physician
  • Covina, CA
  • NPI 1598999823
  Medicare reassignment NPD
• Anuj Varshney, M.D.

  • Orthopaedic Surgery Physician
  • Hanford, CA
  • NPI 1518177104
  Medicare reassignment NPD

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

{
    "created_epoch": "1214524800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1771459200000",
    "number": "1467614735",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "17305 VON KARMAN AVE STE 100",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926140903",
            "telephone_number": "714-432-9990",
            "fax_number": "714-432-9988"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "17305 VON KARMAN AVE STE 100",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926140903",
            "telephone_number": "714-432-9990",
            "fax_number": "714-432-9988"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "10760 WARNER AVE STE 102",
            "address_purpose": "LOCATION",
            "city": "FOUNTAIN VALLEY",
            "state": "CA",
            "postal_code": "927083845",
            "country_code": "US",
            "telephone_number": "714-432-9990",
            "fax_number": "714-432-9988",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2095 S Atlantic Blvd Fl 2",
            "address_purpose": "LOCATION",
            "city": "Monterey Park",
            "state": "CA",
            "postal_code": "917546303",
            "country_code": "US",
            "telephone_number": "714-432-9990",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "15191 BEACH BLVD",
            "address_purpose": "LOCATION",
            "city": "WESTMINSTER",
            "state": "CA",
            "postal_code": "926836203",
            "country_code": "US",
            "telephone_number": "714-432-9990",
            "fax_number": "714-432-9988",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "18725 Gale Ave Ste 130",
            "address_purpose": "LOCATION",
            "city": "City Of Industry",
            "state": "CA",
            "postal_code": "917481358",
            "country_code": "US",
            "telephone_number": "714-432-9990",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "CHRISTOPHER C. NINH MD, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2008-06-27",
        "last_updated": "2026-02-19",
        "certification_date": "2026-02-19",
        "status": "A",
        "authorized_official_last_name": "NINH",
        "authorized_official_first_name": "CHRISTOPHER",
        "authorized_official_middle_name": "C.",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "714-876-4876",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Orthopaedic Surgery",
            "state": "CA",
            "license": "A98528",
            "primary": true
        },
        {
            "code": "207XS0117X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Orthopaedic Surgery, Orthopaedic Surgery of the Spine",
            "state": "CA",
            "license": "20A11544",
            "primary": false
        },
        {
            "code": "225100000X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Physical Therapist",
            "state": "CA",
            "license": "PT38861",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Nancy Y. Christiano, CRNA
• George Christie, DNP, CRNA
• Christine Barron, Licensed Marriage and Family Therapist Professional Corporation
• Christine Thu Phung DMD Inc
• Oneli Masha Christofelsz
• Christopher Jordan DDS Inc.
• Christopher Katcherian MD Inc
• Christopher P. Likens & Nancy L. Wilson PTR
• Ah Young Chu
• Angel Chu

• Orthopaedic Surgery Physician in Irvine, CA
• Providers in Irvine, CA by specialty
• Orthopaedic Surgery Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.