Ji Young Chae, M.D. MPH

Primary specialty

Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X

License

A96193 Issued in CA

Practice address

3100 San Pablo Ave Ste 310
Berkeley, CA 94702-2498

Phone

(510) 985-5020

NPI assigned

May 8, 2007

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Electronic endpoints 1

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

Specialty

EndocrinologyAlso: Internal Medicine

Education

New York University School of Medicine, 2004

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

John Muir Physician NetworkGroup PAC ID 6608789813, 488 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• John Muir Medical Center - Walnut Creek Campus Hospital, Walnut Creek, CA, CCN 050180
• John Muir Medical Center - Concord Campus Hospital, Concord, CA, CCN 050496
• Alta Bates Summit Medical Center - Alta Bates Camp Hospital, Berkeley, CA, CCN 050305
• Contra Costa Regional Medical Center Hospital, Martinez, CA, CCN 050276

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: jchae184997@ehr.johnmuirhealth.com

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.

• John Muir Physician Network

  • General Practice Physician
  • Walnut Creek, CA
  • NPI 1841407665
  Medicare reassignment Care Compare group NPD
• Permanente Medical Group Inc

  • Internal Medicine Physician
  • Santa Clara, CA
  • NPI 1073606299
  Medicare reassignment NPD
• Permanente Medical Group, Inc

  • Clinical Medical Laboratory
  • San Jose, CA
  • NPI 1497971584
  NPD
• Monarch Healthcare, a Medical Group, Inc.

  • Specialist
  • Irvine, CA
  • NPI 1053482745
  NPD (past)

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

• Contra Costa County

  • General Acute Care Hospital
  • Martinez, CA
  • NPI 1386719086
  Care Compare affiliation
• John Muir Health

  • General Acute Care Hospital
  • Walnut Creek, CA
  • NPI 1740215219
  Care Compare affiliation
• John Muir Health

  • General Acute Care Hospital
  • Concord, CA
  • NPI 1801821376
  Care Compare affiliation
• Sutter Bay Hospitals

  • General Acute Care Hospital
  • Berkeley, CA
  • NPI 1639523004
  Care Compare affiliation

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

{
    "created_epoch": "1178582400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1747785600000",
    "number": "1912110537",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1450 TREAT BLVD STE 300",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945972168",
            "telephone_number": "925-952-2828"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3100 SAN PABLO AVE STE 310",
            "city": "BERKELEY",
            "state": "CA",
            "postal_code": "947022498",
            "telephone_number": "510-985-5020"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 W Arbor Dr",
            "address_2": "UCSD Medical Center",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921039001",
            "country_code": "US",
            "telephone_number": "619-543-6222",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHAE",
        "first_name": "JI",
        "middle_name": "YOUNG",
        "name_prefix": "Dr.",
        "credential": "M.D. MPH",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2007-05-08",
        "last_updated": "2025-05-21",
        "certification_date": "2025-05-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A96193",
            "primary": false
        },
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "CA",
            "license": "A96193",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq",
            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "The Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "401 Bicentennial Way",
            "city": "Santa Rosa",
            "state": "CA",
            "country_code": "US",
            "postal_code": "95403",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Margita Cerny, RN
• Ariana Elizabeth Cervantes
• Melissa Cetlin
• Jessica Cha, MD
• Amit Chadha, MD
• Lenia Dayeon Chae
• Rose Elia Chahla, LPCC
• Freda Chamberlain
• Meghan Chambers, ATC
• Chan Chiropractic Inc

• Endocrinology, Diabetes & Metabolism Physician in Berkeley, CA
• Providers in Berkeley, CA by specialty
• Endocrinology, Diabetes & Metabolism Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 21, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.