Individual provider Active NPI

Chang Sup Lee, MD

  • Ophthalmology Physician
  • Los Angeles, CA
National Provider Identifier
1598296238
Registry record updated Apr 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
A172874 Issued in CA
Practice address
520 S Virgil Ave Ste 103
Los Angeles, CA 90020-1425
Phone
(404) 783-3508
Fax
(213) 297-7978
NPI assigned
Mar 24, 2017
Last updated
Apr 30, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 30, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmology Physician 207W00000X A172874 CA Primary
Retina Specialist (Ophthalmology) Physician 207WX0107X A172874 CA

Addresses

Primary practice location

520 S Virgil Ave Ste 103
Los Angeles, CA 90020-1425

Mailing address

520 S Virgil Ave Ste 103
Los Angeles, CA 90020-1425
Phone (213) 224-2020

Other practice location 1

1450 San Pablo St Ste 400
Los Angeles, CA 90033-5331
Phone (323) 442-6335

Other practice location 2

555 N 13th Ave
Upland, CA 91786-4904
Phone (800) 345-8979

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
I20210713003422 CA Practitioner - Ophthalmology 1456621770 Reassigns benefits to 8 organizations

Care Compare profile

Medicare Care Compare
Specialty
Ophthalmology
Education
Other, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Retina Vitreous Associates Medical GroupGroup PAC ID 5799769584, 17 clinicians
Paul J Dougherty M D IncGroup PAC ID 9739171828, 16 clinicians

Practice addresses (Care Compare)

1245 Wilshire Blvd
Suite 380
Los Angeles, CA 90017-4886
Phone (213) 483-8810

4353 Park Terrace Dr
Suite 150
Westlake Village, CA 91361-4639
Phone (805) 987-5300

520 S Virgil Ave
Suite 103
Los Angeles, CA 90020-1425
Phone (213) 224-2020

555 N 13TH Ave
Upland, CA 91786-4904
Phone (909) 982-8846

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Cataract surgery1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A172874CAMDOphthalmology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Retina-Vitreous Associates Medical Group PC Ophthalmology CurrentSince Jul 1, 2021 Accepting new patients
Pacific Eye Institute a Medical Group Inc CurrentSince Sep 1, 2024 Accepting new patients
Efraim Duzman M.D., Inc Ophthalmology CurrentSince Jan 15, 2024 Accepting new patients
Usc Care Medical Group, Inc CurrentSince Jun 1, 2021 Accepting new patients
Chang Sup Lee MD PC Ophthalmology Current Accepting new patients
Paul J Dougherty M D Inc Ophthalmology CurrentSince Nov 1, 2025 Accepting new patients
Retina Consultants of Orange County, a Medical Corporation Retina Specialist CurrentSince Aug 10, 2023 Accepting new patients
Usc Care Medical Group, Inc Ophthalmology CurrentSince Jun 1, 2021 Accepting new patients
Pacific Eye Institute, a Medical Group, Inc. Ophthalmology CurrentSince Sep 1, 2024 Accepting new patients
Glen D. Jarus, M.D., Inc. Retina Specialist PastSince Jan 1, 1992 Accepting new patients
Dan K Sakamoto M D Medical Corp Ophthalmology Past Accepting new patients
Starling Oncology Ca, a Professional Corporation Past Accepting new patients
Hoag Memorial Hospital Presbyterian Past Accepting new patients

Locations (25 of 32)

15099 Kamana Rd
Apple Valley, CA 92307

9001 Wilshire Blvd
Ste 301
Beverly Hills, CA 90211
Phone (310) 659-3337

1821 E Daily Dr
Camarillo, CA 93010
Phone (888) 884-3805

1900 E Washington St
Colton, CA 92324
Phone (909) 825-3425

12442 Limonite Ave
Unit 200
Eastvale, CA 91752
Phone (951) 737-4000

16661 Ventura Blvd
Ph 900
Encino, CA 91436
Phone (818) 578-7408

301 W Bastanchury Rd
Ste 285
Fullerton, CA 92835
Phone (714) 738-4620

1510 S Central Ave
Glendale, CA 91204
Phone (818) 242-6357

1510 S Central Ave
Ste 230
Glendale, CA 91204
Phone (818) 548-1635

4605 Barranca Pkwy
Ste 100
Irvine, CA 92604
Phone (949) 551-2002

9834 Genesee Ave
Ste 200
La Jolla, CA 92037
Phone (858) 457-3050

15627 Imperial Hwy
La Mirada, CA 90638
Phone (562) 501-1560

3771 Katella Ave
Ste 208
Los Alamitos, CA 90720
Phone (562) 431-7345

1245 Wilshire Blvd
Ste 380
Los Angeles, CA 90017
Phone (213) 483-8810

1450 San Pablo St
Ste 400
Los Angeles, CA 90033
Phone (323) 442-6335

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

520 S Virgil Ave
Ste 103
Los Angeles, CA 90020
Phone (213) 224-2020

File 51006
Los Angeles, CA 90074

12840 Riverside Dr
Ste 333
North Hollywood, CA 91607
Phone (818) 754-2090

301 S Fair Oaks Ave
Ste 407
Pasadena, CA 91105
Phone (626) 204-1410

8112 Milliken Ave
Ste 203
Rancho Cucamonga, CA 91730
Phone (909) 945-3563

2796 Sycamore Dr
Ste 101
Simi Valley, CA 93065
Phone (805) 522-7955

41877 Enterprise Cir N
Ste 110
Temecula, CA 92590
Phone (951) 296-2244

3400 Lomita Blvd
Ste 202
Torrance, CA 90505
Phone (310) 539-7474

555 N 13th Ave
Upland, CA 91786
Phone (909) 982-8846

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: clee@pacificeyelaser.intellechartdirect.net
  • Direct secure messaging: csuplee@rcoc.intellechartdirect.net
  • FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/

Organizations & group practices 14

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.

View all 14

Hospital & facility affiliations 1

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": "1490313600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777507200000",
    "number": "1598296238",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "520 S VIRGIL AVE STE 103",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900201425",
            "telephone_number": "213-224-2020",
            "fax_number": "213-444-4426"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "520 S VIRGIL AVE STE 103",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900201425",
            "telephone_number": "404-783-3508",
            "fax_number": "213-297-7978"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1450 San Pablo St Ste 400",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900335331",
            "country_code": "US",
            "telephone_number": "323-442-6335",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "555 N 13th Ave",
            "address_purpose": "LOCATION",
            "city": "Upland",
            "state": "CA",
            "postal_code": "917864904",
            "country_code": "US",
            "telephone_number": "800-345-8979",
            "fax_number": "909-949-3967",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LEE",
        "first_name": "CHANG SUP",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-03-24",
        "last_updated": "2026-04-30",
        "certification_date": "2026-04-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "A172874",
            "primary": true
        },
        {
            "code": "207WX0107X",
            "taxonomy_group": "",
            "desc": "Ophthalmology, Retina Specialist",
            "state": "CA",
            "license": "A172874",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Los Angeles, CA

Sources for this page

Verify at the official NPI Registry.