Gigi Qiqi Chen, M.D.

Primary specialty

Hematology & Oncology PhysicianTaxonomy code 207RH0003X

License

A84387 Issued in CA

Practice address

400 Taylor Blvd
Suite 202
Pleasant Hill, CA 94523-2147

Phone

(925) 677-5041

Fax

(925) 677-5025

NPI assigned

Dec 14, 2005

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 1

Other names 1

• Dr. Gigi Chen Other name

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

Hematology/Oncology

Education

Other, 2002

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 Home Health Services Home health agency, Concord, CA, CCN 057276
• John Muir Medical Center - Concord Campus Hospital, Concord, CA, CCN 050496
• John Muir Medical Center - Walnut Creek Campus Hospital, Walnut Creek, CA, CCN 050180
• San Ramon Regional Medical Center Hospital, San Ramon, CA, CCN 050689

Merit-based Incentive Payment System (MIPS)

Final score

90.32 of 100Reported as group

Quality

89.54

Promoting interoperability

100

Improvement activities

40

Cost

74.34

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: gchen218236@hisp.ehr.sutterhealth.org
• Direct secure messaging: gchen16584@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
• John Muir Trauma Physicians Billing Service

  • Hospitalist Physician
  • Walnut Creek, CA
  • NPI 1093864837
  Medicare reassignment NPD
• John Muir Trauma Physicians Billing Service

  • Trauma Surgery Physician
  • Walnut Creek, CA
  • NPI 1962551861
  NPD
• John Muir Health

  • Rehabilitation Hospital Unit
  • Walnut Creek, CA
  • NPI 1447269303
  NPD (past)
• John Muir Health

  dba John Muir Health Medical Center, Concord Campus

  • General Acute Care Hospital
  • Concord, CA
  • NPI 1801821376
  NPD (past)
• San Ramon Regional Medical Center, LLC

  • General Acute Care Hospital
  • San Ramon, CA
  • NPI 1932131489
  NPD (past)

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

• John Muir Health

  dba John Muir Home Health Services

  • Home Health Agency
  • Concord, CA
  • NPI 1437161452
  Care Compare affiliation
• John Muir Health

  dba John Muir Health, Walnut Creek Medical Center

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

  dba John Muir Health Medical Center, Concord Campus

  • General Acute Care Hospital
  • Concord, CA
  • NPI 1801821376
  Care Compare affiliation
• San Ramon Regional Medical Center, LLC

  • General Acute Care Hospital
  • San Ramon, CA
  • NPI 1932131489
  Care Compare affiliation

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

{
    "created_epoch": "1134518400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1627862400000",
    "number": "1821073636",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1450 TREAT BLVD # 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": "400 TAYLOR BLVD",
            "address_2": "SUITE 202",
            "city": "PLEASANT HILL",
            "state": "CA",
            "postal_code": "945232147",
            "telephone_number": "925-677-5041",
            "fax_number": "925-677-5025"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHEN",
        "first_name": "GIGI",
        "middle_name": "QIQI",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-12-14",
        "last_updated": "2021-08-02",
        "certification_date": "2021-08-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "CA",
            "license": "A84387",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD MEDICARE",
            "identifier": "P00746202",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "GIGI",
            "last_name": "CHEN",
            "prefix": "DR.",
            "credential": "M.D.",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

• Miguel Cerejo, D.O.
• Melissa Marlene Cervantes-Robles
• Maurisa S Cha, MAURISA CHA
• Chau Lam OD Professional Corporation
• Harkiran Singh Chaudhri, DMD
• Cheng Zhu DMD PC (Pleasant Hill Dental)
• Eileen I-Chun Cheng, O.D.
• Sravana Kumar Chennupati, MD
• Teera Chentanez, M.D.
• Kimberly Chilvers

• Hematology & Oncology Physician in Pleasant Hill, CA
• Providers in Pleasant Hill, CA by specialty
• Hematology & Oncology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 2, 2021; 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.