Chousheng Zhang, MD - Medicare Internal Medicine in Walnut Creek, CA

Chousheng Zhang, MD is a medicare enrolled "Dermatology" physician in Walnut Creek, California. He graduated from medical school in 1983 and has 41 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Permanente Medical Group Inc and his current practice location is 320 Lennon Ln, Walnut Creek, California. You can reach out to his office (for appointments etc.) via phone at (925) 906-2000.

Chousheng Zhang is licensed to practice in California (license number A79432) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1285712364.

Contact Information

Chousheng Zhang, MD
320 Lennon Ln,
Walnut Creek, CA 94598-2419
(925) 906-2000
Not Available

Map and Direction




Physician's Profile

Full NameChousheng Zhang
GenderMale
SpecialityInternal Medicine
Experience41 Years
Location320 Lennon Ln, Walnut Creek, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Chousheng Zhang graduated from medical school in 1983
  NPI Data:
  • NPI Number: 1285712364
  • Provider Enumeration Date: 11/02/2006
  • Last Update Date: 12/22/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 4789869728
  • Enrollment ID: I20110506000240

Medical Identifiers

Medical identifiers for Chousheng Zhang such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1285712364NPI-NPPES
00A794320MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207N00000XDermatology A79432 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Permanente Medical Group Inc89219102257800

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. Chousheng Zhang allows following entities to bill medicare on his behalf.
Entity NamePermanente Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073606299
PECOS PAC ID: 8921910225
Enrollment ID: O20031104000710

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. Chousheng Zhang 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
Chousheng Zhang, MD
1800 Harrison St Fl 7,
Oakland, CA 94612-3466

Ph: (510) 625-6262
Chousheng Zhang, MD
320 Lennon Ln,
Walnut Creek, CA 94598-2419

Ph: (925) 906-2000

Reviews and Comments


Dermatology Doctors in Walnut Creek, CA

Grace Kim Sohn, M.D.
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 355 Lennon Ln Ste 255, Walnut Creek, CA 94598
Phone: 925-932-7704    
E. Robin Slovak, MD
Dermatology
Medicare: Not Enrolled in Medicare
Practice Location: 320 Lennon Ln, Walnut Creek, CA 94598
Phone: 925-906-2000    
Dr. Min-wei Christine Lee, M.D.
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 370 N Wiget Ln, Ste 125, Walnut Creek, CA 94598
Phone: 925-932-9389    Fax: 925-393-5996
Dr. Megan Macklin Moore, M.D.
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 320 Lennon Ln, Walnut Creek, CA 94598
Phone: 925-906-2000    
Mrs. Christina Daria Fonseca, M.D.
Dermatology
Medicare: Medicare Enrolled
Practice Location: 320 Lennon Lane Kaiser Permanente Medical Group, Department Of Dermatology, Walnut Creek, CA 94598
Phone: 925-617-5600    Fax: 916-442-5702
Hadley Jo Pearson, MD
Dermatology
Medicare: Medicare Enrolled
Practice Location: 2255 Ygnacio Valley Rd Ste B1, Walnut Creek, CA 94598
Phone: 925-945-7005    Fax: 925-236-2784

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.