Robert Wenchen Hsieh, MD - Medicare Hematology/oncology in Stanford, CA

Robert Wenchen Hsieh, MD is a medicare enrolled "Internal Medicine - Medical Oncology" physician in Stanford, California. He graduated from medical school in 2009 and has 15 years of diverse experience with area of expertise as Hematology/oncology. He is a member of the group practice Stanford Health Care and his current practice location is 875 Blake Wilbur Dr Ste 1205a, Stanford, California. You can reach out to his office (for appointments etc.) via phone at (650) 498-6000.

Robert Wenchen Hsieh is licensed to practice in California (license number A114705) 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 1164714853.

Contact Information

Robert Wenchen Hsieh, MD
875 Blake Wilbur Dr Ste 1205a,
Stanford, CA 94305-2200
(650) 498-6000
Not Available

Map and Direction




Physician's Profile

Full NameRobert Wenchen Hsieh
GenderMale
SpecialityHematology/oncology
Experience15 Years
Location875 Blake Wilbur Dr Ste 1205a, Stanford, 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:
  • Robert Wenchen Hsieh graduated from medical school in 2009
  NPI Data:
  • NPI Number: 1164714853
  • Provider Enumeration Date: 05/12/2011
  • Last Update Date: 05/07/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 5698054187
  • Enrollment ID: I20161128002595

Medical Identifiers

Medical identifiers for Robert Wenchen Hsieh such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164714853NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A114705 (California)Secondary
207RX0202XInternal Medicine - Medical Oncology A114705 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Stanford Health Care67097974912579

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. Robert Wenchen Hsieh allows following entities to bill medicare on his behalf.
Entity NameStanford Health Care
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437292927
PECOS PAC ID: 6709797491
Enrollment ID: O20031124000348

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. Robert Wenchen Hsieh 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
Robert Wenchen Hsieh, MD
875 Blake Wilbur Dr Ste 1205a,
Stanford, CA 94305-2200

Ph: (650) 498-6000
Robert Wenchen Hsieh, MD
875 Blake Wilbur Dr Ste 1205a,
Stanford, CA 94305-2200

Ph: (650) 498-6000

Reviews and Comments


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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.