Individual provider Active NPI

Areg Grigorian, MD

  • Surgical Critical Care Physician
  • Orange, CA
National Provider Identifier
1538579578
Registry record updated Dec 22, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgical Critical Care PhysicianTaxonomy code 2086S0102X
License
A138676 Issued in CA
Practice address
101 The City Dr S
Orange, CA 92868-3201
Phone
(714) 880-7812
NPI assigned
Apr 29, 2014
Last updated
Dec 22, 2022By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 22, 2022

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Surgical Critical Care Physician 2086S0102X A138676 CA Primary

Addresses

Primary practice location

101 The City Dr S
Orange, CA 92868-3201

Mailing address

200 S Manchester Ave Ste 300
Orange, CA 92868-3219
Phone (714) 456-2986

Other practice location 1

1500 San Pablo St Fl 7
Los Angeles, CA 90033-5313
Phone (323) 442-6254

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address areg.grigorian@direct.usc.edu Direct USC CARE MEDICAL GROUP, INC

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20170919000052 CA Practitioner - General SurgeryPractitioner - Critical Care (Intensivists) 9436438645 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
General SurgeryAlso: Critical Care (Intensivists)
Education
University of California, San Diego School of Medicine, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University Surgeons of Orange a Medical GroupGroup PAC ID 6901705227, 116 clinicians

Practice addresses (Care Compare)

101 The City Dr S
Orange, CA 92868-3201
Phone (714) 634-5549

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy1-10
Hernia repair - groin (open)1-10
Hernia repair (minimally invasive)1-10
Upper gastrointestinal (GI) endoscopy for acid reflux1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A138676CAMDSurgical Critical Care Physician

Practice roles

OrganizationSpecialtyStatusNew patients
KND Development 59 LLC CurrentSince Aug 12, 2017 Accepting new patients
University Surgeons of Orange a Medical Group Surgical Critical Care CurrentSince Sep 1, 2022 Accepting new patients
Usc Care Medical Group, Inc CurrentSince Jul 1, 2021 Accepting new patients
KND Development 59 LLC Current Accepting new patients
Usc Care Medical Group, Inc CurrentSince Jul 1, 2021 Accepting new patients
KND Development 59, LLC CurrentSince Aug 12, 2017 Accepting new patients
UC Irvine Health- Newport Doctors Medical Group- Radiology Past Accepting new patients
Usc Verdugo Hills Hospital, LLC Past Accepting new patients
Keck Medical Center of Usc Past Accepting new patients
University of California Irvine Past Accepting new patients
Usc University Hospital, Inc. Past Accepting new patients

Locations

420 34th St
Bakersfield, CA 93301
Phone (661) 324-4647

14900 Imperial Hwy
La Mirada, CA 90638
Phone (559) 627-6363

1500 San Pablo St
Fl 7
Los Angeles, CA 90033
Phone (323) 409-7761

1520 San Pablo St
Los Angeles, CA 90033
Phone (323) 442-5860

5525 W Slauson Ave
Los Angeles, CA 90056
Phone (310) 642-0325

101 The City Dr S
Orange, CA 92868
Phone (714) 456-6054

101 The City Dr S
Bldg 29
Orange, CA 92868
Phone (714) 456-7005

200 S Manchester Ave
Ste 300
Orange, CA 92868
Phone (714) 424-9001

Interoperability endpoints

  • Direct secure messaging: areg.grigorian@direct.usc.edu

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": "1398729600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1671667200000",
    "number": "1538579578",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "200 S MANCHESTER AVE STE 300",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683219",
            "telephone_number": "714-456-2986"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "101 THE CITY DR S",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928683201",
            "telephone_number": "714-880-7812"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1500 San Pablo St Fl 7",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900335313",
            "country_code": "US",
            "telephone_number": "323-442-6254",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GRIGORIAN",
        "first_name": "AREG",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-04-29",
        "last_updated": "2022-12-22",
        "certification_date": "2022-12-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2086S0102X",
            "taxonomy_group": "",
            "desc": "Surgery, Surgical Critical Care",
            "state": "CA",
            "license": "A138676",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "areg.grigorian@direct.usc.edu",
            "affiliation": "Y",
            "affiliationName": "USC CARE MEDICAL GROUP, INC",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "1500 San Pablo St Fl 7",
            "city": "Los Angeles",
            "state": "CA",
            "country_code": "US",
            "postal_code": "900335313",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Orange, CA

Sources for this page

Verify at the official NPI Registry.