Christine Yo-rong Chang, MD - Medicare Hospitalist in Oakland, CA

Christine Yo-rong Chang, MD is a medicare enrolled "Hospitalist" physician in Oakland, California. Her current practice location is 350 Hawthorne Ave, Oakland, California. You can reach out to her office (for appointments etc.) via phone at (510) 869-6883.

Christine Yo-rong Chang is licensed to practice in California (license number A179940) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1336602119.

Contact Information

Christine Yo-rong Chang, MD
350 Hawthorne Ave,
Oakland, CA 94609-3108
(510) 869-6883
(510) 869-6888

Map and Direction




Physician's Profile

Full NameChristine Yo-rong Chang
GenderFemale
SpecialityHospitalist
Location350 Hawthorne Ave, Oakland, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1336602119
  • Provider Enumeration Date: 04/09/2019
  • Last Update Date: 01/12/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 2860869419
  • Enrollment ID: I20221110001862

Medical Identifiers

Medical identifiers for Christine Yo-rong Chang such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1336602119NPI-NPPES
A179940OtherCASTATE MEDICAL LICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A179940 (California)Secondary
208M00000XHospitalist A179940 (California)Primary

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. Christine Yo-rong Chang allows following entities to bill medicare on her behalf.
Entity NameSutter Bay Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013950807
PECOS PAC ID: 4284538778
Enrollment ID: O20031125000909

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. Christine Yo-rong Chang 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
Christine Yo-rong Chang, MD
325 Distel Cir,
Los Altos, CA 94022-1408

Ph: (510) 869-6883
Christine Yo-rong Chang, MD
350 Hawthorne Ave,
Oakland, CA 94609-3108

Ph: (510) 869-6883

Reviews and Comments


Hospitalist Doctors in Oakland, CA

Herprit Kaur Mahal, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 275 W Macarthur Blvd, Oakland, CA 94611
Phone: 510-752-1000    
Katherine E Schmidt, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 350 Hawthorne Ave Rm 2346, Oakland, CA 94609
Phone: 510-869-6883    Fax: 510-869-6888
Wayne Chih Wing Leong, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 275 W Macarthur Blvd, Oakland, CA 94611
Phone: 510-913-2486    Fax: 510-752-1610
Dr. Babak Kanani, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 350 Hawthorne Ave Rm 2346, Oakland, CA 94609
Phone: 510-869-6883    Fax: 510-869-6888
Dr. Jessie Liu, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 3451 E 12th St, Oakland, CA 94601
Phone: 510-535-3500    
Harold Lin, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 1800 Harrison St Fl 7, Oakland, CA 94612
Phone: 510-625-6262    
Eugene Mcmillan, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 350 Hawthorne Ave Rm 2346, Oakland, CA 94609
Phone: 510-869-6883    Fax: 510-869-6888

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.