Dr Gigi Qiqi Chen, MD - Medicare Hematology/oncology in Pleasant Hill, CA

Dr Gigi Qiqi Chen, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Pleasant Hill, California. She graduated from medical school in 2002 and has 22 years of diverse experience with area of expertise as Hematology/oncology. She is a member of the group practice John Muir Physician Network and her current practice location is 400 Taylor Blvd, Suite 202, Pleasant Hill, California. You can reach out to her office (for appointments etc.) via phone at (925) 677-5041.

Dr Gigi Qiqi Chen is licensed to practice in California (license number A84387) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1821073636.

Contact Information

Dr Gigi Qiqi Chen, MD
400 Taylor Blvd, Suite 202,
Pleasant Hill, CA 94523-2147
(925) 677-5041
(925) 677-5025



Physician's Profile

Full NameDr Gigi Qiqi Chen
GenderFemale
SpecialityHematology/oncology
Experience22 Years
Location400 Taylor Blvd, Pleasant Hill, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Gigi Qiqi Chen graduated from medical school in 2002
  NPI Data:
  • NPI Number: 1821073636
  • Provider Enumeration Date: 12/14/2005
  • Last Update Date: 08/02/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 8527090612
  • Enrollment ID: I20050909000476

Medical Identifiers

Medical identifiers for Dr Gigi Qiqi Chen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1821073636NPI-NPPES
P00746202OtherRAILROAD MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology A84387 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
John Muir Medical Center - Walnut Creek CampusWalnut creek, CAHospital
John Muir Medical Center - Concord CampusConcord, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
John Muir Physician Network6608789813464

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Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr Gigi Qiqi Chen allows following entities to bill medicare on her behalf.
Entity NameJohn Muir Physician Network
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1841407665
PECOS PAC ID: 6608789813
Enrollment ID: O20031226000143

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Entity NameJohn Muir Trauma Physicians Billing Service
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093864837
PECOS PAC ID: 3476542515
Enrollment ID: O20050420001452

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Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Gigi Qiqi Chen is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Gigi Qiqi Chen, MD
1450 Treat Blvd # 300,
Walnut Creek, CA 94597-2168

Ph: (925) 952-2828
Dr Gigi Qiqi Chen, MD
400 Taylor Blvd, Suite 202,
Pleasant Hill, CA 94523-2147

Ph: (925) 677-5041

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Internal Medicine Doctors in Pleasant Hill, CA

Dr. Claudia Marcela Husni, M.D, MPH
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 2100 Monument Blvd. Suite 8, Pleasant Hill, CA 94523
Phone: 925-363-2000    Fax: 925-363-2006
Matthew Nelson Sirott, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 400 Taylor Blvd, Ste 202, Pleasant Hill, CA 94523
Phone: 925-677-5041    Fax: 925-677-5025
Teera Chentanez, M.D.
Hematology & Oncology
Medicare: May Accept Medicare Assignments
Practice Location: 400 Taylor Blvd Ste 102, Pleasant Hill, CA 94523
Phone: 925-687-2570    Fax: 925-687-2847
Ronak Patel, M.D.
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 400 Taylor Blvd Ste 202, Pleasant Hill, CA 94523
Phone: 925-677-5047    
Dr. Shoba Kankipati, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 400 Taylor Blvd,, Suite 201, Pleasant Hill, CA 94523
Phone: 925-687-2570    Fax: 925-687-2847
Jewel Johl, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 400 Taylor Blvd, Pleasant Hill, CA 94523
Phone: 925-677-5041    Fax: 925-677-5025
Dr. Miguel Cerejo, D.O.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 400 Taylor Blvd, Suite # 201, Pleasant Hill, CA 94523
Phone: 925-687-2570    Fax: 925-687-2847

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