Mark D Calayag, M.D.

Primary specialty

Neurology with Special Qualifications in Child Neurology PhysicianTaxonomy code 2084N0402X

License

A137268 Issued in CA

Practice address

200 S Manchester Ave
Suite 210
Orange, CA 92868-3217

Phone

(714) 456-6966

NPI assigned

May 11, 2009

Last updated

Jan 3, 2025By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Electronic endpoints 1

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

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Regents of the University of California

  dba Neurosurgical Associates of Irvine

  • Neurological Surgery Physician
  • Orange, CA
  • NPI 1659329746
  Medicare reassignment NPD
• Southern California Permanente Medical Group

  • Health Maintenance Organization
  • Riverside, CA
  • NPI 1316979834
  Medicare reassignment NPD
• Southern California Permanente Medical Group

  • Health Maintenance Organization
  • Baldwin Park, CA
  • NPI 1770515280
  Medicare reassignment NPD
• Southern California Permanente Medical Group

  • Health Maintenance Organization
  • Bellflower, CA
  • NPI 1043242555
  NPD
• Southern California Permanente Medical Group

  • Health Maintenance Organization
  • Santa Clarita, CA
  • NPI 1316409410
  NPD
• Southern California Permanente Medical Group

  • Health Maintenance Organization
  • Fontana, CA
  • NPI 1689606196
  NPD

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

{
    "created_epoch": "1242000000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1735862400000",
    "number": "1336373901",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "200 S MANCHESTER AVE",
            "address_2": "SUITE 210",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683217",
            "telephone_number": "714-456-6966"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 S MANCHESTER AVE",
            "address_2": "SUITE 210",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683217",
            "telephone_number": "714-456-6966"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CALAYAG",
        "first_name": "MARK",
        "middle_name": "D",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2009-05-11",
        "last_updated": "2025-01-03",
        "certification_date": "2025-01-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207T00000X",
            "taxonomy_group": "",
            "desc": "Neurological Surgery",
            "state": "CA",
            "license": "137268",
            "primary": false
        },
        {
            "code": "2084N0402X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology with Special Qualifications in Child Neurology",
            "state": "CA",
            "license": "A137268",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/scalceq",
            "affiliation": "Y",
            "endpointDescription": "CAREQUALITY",
            "affiliationName": "Southern California Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "9961 Sierra Ave",
            "city": "Fontana",
            "state": "CA",
            "country_code": "US",
            "postal_code": "923356720",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Cadence Healthcare, LLC (Traditions Health)
• Sonya Cadmus, AG-ACNP-BC
• Nayomi Cadorette
• Ethan R Cai, MD
• Luis Roberto Caicedo
• Alicia Calderon Bhambra, D.O.
• Brenda Denise Calderon
• David Calderon
• Ismael Adan Calderon
• Jenna Calderon, M.S. MFTI

• Neurology with Special Qualifications in Child Neurology Physician in Orange, CA
• Providers in Orange, CA by specialty
• Neurology with Special Qualifications in Child Neurology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 3, 2025; 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.

Verify at the official NPI Registry.