Individual provider Active NPI

Jey Kaelun Chung Jr., M.D.

  • Internal Medicine Physician
  • San Francisco, CA
National Provider Identifier
1306071626
Registry record updated Nov 2, 2015
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
A107612 Issued in CA
Practice address
2351 Clay St
Ste 501
San Francisco, CA 94115-1931
Phone
(415) 923-3421
Fax
(415) 600-1414
NPI assigned
May 18, 2009
Last updated
Nov 2, 2015By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Nov 2, 2015

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X A107612 CA Primary

Addresses

Primary practice location

2351 Clay St
Ste 501
San Francisco, CA 94115-1931

Mailing address

2351 Clay St
Ste 501
San Francisco, CA 94115-1931
Phone (415) 923-3421

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
I20101102000533 CA Practitioner - Pulmonary DiseasePractitioner - Internal MedicinePractitioner - Critical Care (Intensivists)Practitioner - Other (Physician) 0840484069 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Pulmonary DiseaseAlso: Critical Care (Intensivists), Internal Medicine
Education
Boston University School of Medicine, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Sutter Bay Medical FoundationGroup PAC ID 4284538778, 3,783 clinicians
San Francisco Critical Care Med Group IncGroup PAC ID 1850285602, 18 clinicians

Practice addresses (Care Compare)

1100 Van Ness Ave
San Francisco, CA 94109-6978
Phone (415) 600-0140

1100 Van Ness Ave
Suite 1005
San Francisco, CA 94109-6920
Phone (415) 923-3421

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
97.3 of 100Reported as group
Quality
82.96
Promoting interoperability
100
Improvement activities
40
Cost
74.7

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Sutter Bay Medical Foundation CurrentSince Mar 1, 2026 Accepting new patients
San Francisco Critical Care Med Group Inc CurrentSince Sep 1, 2015 Accepting new patients
Stanford Health Care Internal Medicine Current Accepting new patients
Sutter Bay Medical Foundation CurrentSince Mar 1, 2026 Accepting new patients
Sutter East Bay Medical Foundation Internal Medicine Past Accepting new patients

Locations

18400 US Highway 18
Apple Valley, CA 92307
Phone (760) 810-7590

350 John Muir Pkwy
Ste 160
Brentwood, CA 94513
Phone (925) 204-1920

1950 University Ave
Ste 160
East Palo Alto, CA 94303
Phone (650) 317-8100

3200 Kearney St
Fremont, CA 94538
Phone (510) 498-2800

1189 E Herndon Ave
Ste 103
Fresno, CA 93720
Phone (559) 450-7777

370 Distel Cir
Los Altos, CA 94022
Phone (650) 254-5200

600 Coffee Rd
Modesto, CA 95355
Phone (209) 550-4755

101 Rowland Way
Ste 220
Novato, CA 94945
Phone (415) 878-7200

795 El Camino Real
Palo Alto, CA 94301
Phone (650) 324-1832

1555 East St
Ste 200
Redding, CA 96001
Phone (530) 229-0911

151 N Sunrise Ave
Ste 1205
Roseville, CA 95661
Phone (916) 789-1505

1100 Van Ness Ave
San Francisco, CA 94109
Phone (415) 600-5760

1100 Van Ness Ave
Ste 1005
San Francisco, CA 94109
Phone (415) 923-3421

2351 Clay St
#501
San Francisco, CA 94115
Phone (415) 923-3421

2351 Clay St
Ste 501
San Francisco, CA 94115
Phone (415) 600-3898

3838 California St
Rm 410
San Francisco, CA 94118
Phone (415) 751-1847

123 S San Mateo Dr
San Mateo, CA 94401
Phone (650) 343-4200

3883 Airway Dr
Ste 220
Santa Rosa, CA 95403
Phone (707) 521-7750

300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710

10200 Trinity Pkwy
Ste 101
Stockton, CA 95219
Phone (209) 323-3488

550 S Green Valley Rd
Watsonville, CA 95076
Phone (831) 458-5865

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: jchung305966@hisp.ehr.sutterhealth.org

Organizations & group practices 5

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 4

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": "1242604800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1446422400000",
    "number": "1306071626",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2351 CLAY ST",
            "address_2": "STE 501",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941151931",
            "telephone_number": "415-923-3421",
            "fax_number": "415-600-1414"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2351 CLAY ST",
            "address_2": "STE 501",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941151931",
            "telephone_number": "415-923-3421",
            "fax_number": "415-600-1414"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHUNG",
        "first_name": "JEY",
        "middle_name": "KAELUN",
        "name_prefix": "Dr.",
        "name_suffix": "Jr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2009-05-18",
        "last_updated": "2015-11-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A107612",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.