NPIMap

Individual provider Active NPI

Richard Alan Ott, M.D.

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Anaheim, CA
National Provider Identifier
1821004144
Registry record updated Jul 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianTaxonomy code 208G00000X
License
G45864 Issued in CA
Practice address
1211 W la Palma Ave Ste 608
Anaheim, CA 92801-2813
Phone
(714) 774-1102
Fax
(949) 459-0100
NPI assigned
Jul 31, 2006
Last updated
Jul 21, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 21, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X 99274 MT
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X G45864 CA Primary

Addresses

Primary practice location

1211 W la Palma Ave Ste 608
Anaheim, CA 92801-2813

Mailing address

PO Box 9036
Newport Beach, CA 92658-1036
Phone (714) 774-1102

Other practice location 1

500 W Broadway St Ste 320
Missoula, MT 59802-4008
Phone (406) 329-5615

Other practice location 2

39000 Bob Hope Dr
Rancho Mirage, CA 92270-3202
Phone (760) 568-4330

Other practice location 3

1300 28th St S Fl 2
Great Falls, MT 59405-5296
Phone (406) 455-4320

Other identifiers 4

IdentifierTypeStateIssuer
04242007489190OtherCANPI - GROUP
GR0095360OtherCACAL-OPTIMA DIRECT (GROUP)
GR0095360MedicaidCA
OOG458641N87OtherCACAL-OPTIMADIRECT-PERSONAL

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20050315001201 CA Practitioner - Cardiac SurgeryPractitioner - Thoracic Surgery 6709851496 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Cardiac SurgeryAlso: Thoracic Surgery
Education
Other, 1980
Medicare assignment
Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

1211 W la Palma Ave
Suite 608
Anaheim, CA 92801-2813
Phone (714) 774-1102

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Coronary artery bypass graft (CABG)19
Pacemaker insertion or repair1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
45864CAMDDentist
G45864CAMDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Richard a. Ott, MD, Inc. CurrentSince Aug 1, 2003 Accepting new patients
Saddleback Memorial Medical Center Past Accepting new patients
Uhs Corona Inc Past Accepting new patients
Anaheim Memorial Medical Center Past Accepting new patients
Orange Coast Memorial Medical Center Past Accepting new patients
University of California Irvine Past Accepting new patients
University of California Irvine Past Accepting new patients
Anaheim Global Medical Center, Inc Past Accepting new patients
St Joseph Hospital of Orange Past Accepting new patients
Orange County Global Medical Center, Inc Past Accepting new patients

Locations

1211 W La Palma Ave
Ste 608
Anaheim, CA 92801
Phone (714) 533-6910

1310 W Stewart Dr
Ste 502
Orange, CA 92868
Phone (714) 288-9428

801 N Tustin Ave
Ste 305
Santa Ana, CA 92705
Phone (714) 544-6580

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Organizations & group practices 11

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.

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1154304000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784592000000",
    "number": "1821004144",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 9036",
            "city": "NEWPORT BEACH",
            "state": "CA",
            "postal_code": "926581036",
            "telephone_number": "714-774-1102",
            "fax_number": "949-459-0100"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1211 W LA PALMA AVE STE 608",
            "city": "ANAHEIM",
            "state": "CA",
            "postal_code": "928012813",
            "telephone_number": "714-774-1102",
            "fax_number": "949-459-0100"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "500 W Broadway St Ste 320",
            "address_purpose": "LOCATION",
            "city": "Missoula",
            "state": "MT",
            "postal_code": "598024008",
            "country_code": "US",
            "telephone_number": "406-329-5615",
            "fax_number": "406-329-5606",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "39000 Bob Hope Dr",
            "address_purpose": "LOCATION",
            "city": "Rancho Mirage",
            "state": "CA",
            "postal_code": "922703202",
            "country_code": "US",
            "telephone_number": "760-568-4330",
            "fax_number": "760-568-6470",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1300 28th St S Fl 2",
            "address_purpose": "LOCATION",
            "city": "Great Falls",
            "state": "MT",
            "postal_code": "594055296",
            "country_code": "US",
            "telephone_number": "406-455-4320",
            "fax_number": "406-731-8318",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OTT",
        "first_name": "RICHARD",
        "middle_name": "ALAN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-31",
        "last_updated": "2026-07-21",
        "certification_date": "2026-07-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "MT",
            "license": "99274",
            "primary": false
        },
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "CA",
            "license": "G45864",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "NPI - GROUP",
            "identifier": "04242007489190",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CAL-OPTIMA DIRECT (GROUP)",
            "identifier": "GR0095360",
            "state": "CA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "GR0095360",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CAL-OPTIMADIRECT-PERSONAL",
            "identifier": "OOG458641N87",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Anaheim, CA

Sources for this page

Verify at the official NPI Registry.