Individual provider Active NPI

Joan Joonsun Ryoo, MD, MSHS

  • Therapeutic Radiology Physician
  • Los Angeles, CA
National Provider Identifier
1699854596
Registry record updated Dec 1, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Therapeutic Radiology PhysicianTaxonomy code 2085R0203X
License
A98329 Issued in CA
Practice address
4950 W Sunset Blvd
Second Floor
Los Angeles, CA 90027-5822
Phone
(323) 783-2841
NPI assigned
Nov 3, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 1, 2021

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X 221442 MA
Therapeutic Radiology Physician 2085R0203X A98329 CA Primary

Addresses

Primary practice location

4950 W Sunset Blvd
Second Floor
Los Angeles, CA 90027-5822

Mailing address

4950 W Sunset Blvd
Second Floor
Los Angeles, CA 90027-5822
Phone (323) 783-2841

Electronic endpoints 1

TypeEndpointUseAffiliation
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/scalceq Health Information Exchange (HIE) Southern California Permanente Medical Group

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
I20080709000341 CA Practitioner - Radiation OncologyPractitioner - General Surgery 9537231477 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Radiation Oncology
Education
Harvard Medical School, 2004
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Southern California Permanente Medical GroupGroup PAC ID 6002729175, shared by 4 NPIs, 11,250 clinicians

Practice addresses (Care Compare)

4725 -4733 Sunset Blvd
Los Angeles, CA 90027-6021
Phone (323) 783-4011

4733 W Sunset Blvd
Los Angeles, CA 90027-6021
Phone (213) 667-4784

4950 W Sunset Blvd
Los Angeles, CA 90027-5822
Phone (323) 783-4011

5601 De Soto Ave
Woodland Hills, CA 91367-6701
Phone (818) 719-2000

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A98329CAMDTherapeutic Radiology Physician
221442MAMDSurgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Southern California Permanente Medical Group CurrentSince Aug 31, 2015 Accepting new patients
Southern California Permanente Medical Group CurrentSince Dec 15, 2018 Accepting new patients
Southern California Permanente Medical Group Current Accepting new patients
Southern California Permanente Medical Group Current Accepting new patients
Southern California Permanente Medical Group CurrentSince Aug 31, 2015 Accepting new patients
Balance & Hearing Specialty Group, Inc. Past Accepting new patients

Locations

5475 E La Palma Ave
Anaheim, CA 92807
Phone (714) 279-6088

3733 San Dimas St
Ste 101
Bakersfield, CA 93301
Phone (800) 353-5400

9333 Rosecrans Ave
Bellflower, CA 90706
Phone (562) 461-3340

9961 Sierra Ave
Fontana, CA 92335
Phone (909) 427-3910

25825 Vermont Ave
Harbor City, CA 90710
Phone (310) 325-5111

4950 W Sunset Blvd
Fl Second
Los Angeles, CA 90027
Phone (323) 783-2841

6041 Cadillac Ave
Los Angeles, CA 90034
Phone (323) 857-2000

4733 W Sunset Blvd
Los Angeles, CA 90027
Phone (213) 667-4784

13652 Cantara St
Panorama City, CA 91402
Phone (818) 375-2417

393 E Walnut St
Fl 3
Pasadena, CA 91188
Phone (626) 405-7914

10800 Magnolia Ave
Riverside, CA 92505
Phone (951) 353-2000

4647 Zion Ave
San Diego, CA 92120
Phone (619) 528-3038

888 S Hill Rd
Ventura, CA 93003
Phone (805) 477-6400

5601 De Soto Ave
Woodland Hls, CA 91367
Phone (818) 719-2000

Organizations & group practices 6

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1162512000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1638316800000",
    "number": "1699854596",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4950 W SUNSET BLVD",
            "address_2": "SECOND FLOOR",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900275822",
            "telephone_number": "323-783-2841"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4950 W SUNSET BLVD",
            "address_2": "SECOND FLOOR",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900275822",
            "telephone_number": "323-783-2841"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RYOO",
        "first_name": "JOAN",
        "middle_name": "JOONSUN",
        "name_prefix": "Dr.",
        "credential": "MD, MSHS",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-11-03",
        "last_updated": "2021-12-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "MA",
            "license": "221442",
            "primary": false
        },
        {
            "code": "2085R0203X",
            "taxonomy_group": "",
            "desc": "Radiology, Therapeutic Radiology",
            "state": "CA",
            "license": "A98329",
            "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": "4733 W Sunset Blvd",
            "city": "Los Angeles",
            "state": "CA",
            "country_code": "US",
            "postal_code": "900276021",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Los Angeles, CA

Sources for this page

Verify at the official NPI Registry.