Dr Andrew Tzong-yow Chen, DO - Medicare Hematology/oncology in Bend, OR

Dr Andrew Tzong-yow Chen, DO is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Bend, Oregon. He graduated from medical school in 2002 and has 22 years of diverse experience with area of expertise as Hematology/oncology. He is a member of the group practice St Charles Health System Inc and his current practice location is 2500 Ne Neff Rd, Bend, Oregon. You can reach out to his office (for appointments etc.) via phone at (541) 706-5800.

Dr Andrew Tzong-yow Chen is licensed to practice in Oregon (license number DO25841) 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 1124081096.

Contact Information

Dr Andrew Tzong-yow Chen, DO
2500 Ne Neff Rd,
Bend, OR 97701-6015
(541) 706-5800
(541) 706-5911

Map and Direction




Physician's Profile

Full NameDr Andrew Tzong-yow Chen
GenderMale
SpecialityHematology/oncology
Experience22 Years
Location2500 Ne Neff Rd, Bend, Oregon
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:
  • Dr Andrew Tzong-yow Chen graduated from medical school in 2002
  NPI Data:
  • NPI Number: 1124081096
  • Provider Enumeration Date: 04/10/2006
  • Last Update Date: 01/03/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 9931131471
  • Enrollment ID: I20050906001073

Medical Identifiers

Medical identifiers for Dr Andrew Tzong-yow Chen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1124081096NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology DO25841 (Oregon)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Charles Medical Center - BendBend, ORHospital
St Charles PrinevillePrineville, ORHospital
St Charles MadrasMadras, ORHospital
Lake District HospitalLakeview, ORHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
St Charles Health System Inc8729111513210

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 Andrew Tzong-yow Chen allows following entities to bill medicare on his behalf.
Entity NameBend Memorial Clinic Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1699827477
PECOS PAC ID: 7214936533
Enrollment ID: O20061215000022
Entity NameSt Charles Health System Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023331303
PECOS PAC ID: 8729111513
Enrollment ID: O20100730000227

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 Andrew Tzong-yow 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 Andrew Tzong-yow Chen, DO
1501 Ne Medical Center Dr,
Bend, OR 97701-6051

Ph: () -
Dr Andrew Tzong-yow Chen, DO
2500 Ne Neff Rd,
Bend, OR 97701-6015

Ph: (541) 706-5800

Reviews and Comments


Internal Medicine Doctors in Bend, OR

Alanna Mozena, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 2500 Ne Neff Rd, Bend, OR 97701
Phone: 541-706-6892    Fax: 541-706-6813
Ashley Marie Twyman, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 2500 Ne Neff Rd, Bend, OR 97701
Phone: 541-706-6892    Fax: 541-706-6813
Dr. Gilbert B. Lee, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 1558 Sw Nancy Way, Bend, OR 97702
Phone: 541-312-8679    
Ms. Christine Marie Pierson, MD
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 2965 Ne Conners Ave, Ste 280, Bend, OR 97701
Phone: 541-323-4269    
Dr. Michael N Harris, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1501 Ne Medical Center Dr, Bend, OR 97701
Phone: 541-382-2811    
Gordon Jeremy Juriansz, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 2500 Ne Neff Rd, Bend, OR 97701
Phone: 541-706-6892    
Dr. Ronald Daniel Rosen, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 918 Ne 5th St, Bend, OR 97701
Phone: 541-388-3804    Fax: 541-388-3856

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.