Tom S Chien, MD - Medicare Emergency Medicine in Arlington, VA

Tom S Chien, MD is a medicare enrolled "Emergency Medicine" physician in Arlington, Virginia. He went to George Washington University School Of Medicine and graduated in 2005 and has 19 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Permanente Medical Group Inc and his current practice location is 4501 Arlington Blvd #315, Arlington, Virginia. You can reach out to his office (for appointments etc.) via phone at (202) 262-1485.

Tom S Chien is licensed to practice in Virginia (license number 0101242208) 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 1225205131.

Contact Information

Tom S Chien, MD
4501 Arlington Blvd #315,
Arlington, VA 22203
(202) 262-1485
Not Available

Map and Direction




Physician's Profile

Full NameTom S Chien
GenderMale
SpecialityEmergency Medicine
Experience19 Years
Location4501 Arlington Blvd #315, Arlington, Virginia
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:
  • Tom S Chien attended and graduated from George Washington University School Of Medicine in 2005
  NPI Data:
  • NPI Number: 1225205131
  • Provider Enumeration Date: 05/09/2008
  • Last Update Date: 02/11/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 4385793595
  • Enrollment ID: I20100408000073

Medical Identifiers

Medical identifiers for Tom S Chien such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1225205131NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 0101242208 (Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Kaiser Foundation Hospital - South San FranciscoSouth san francisco, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Permanente Medical Group Inc89219102258376

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. Tom S Chien 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. Tom S Chien 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
Tom S Chien, MD
4501 Arlington Blvd #315,
Arlington, VA 22203

Ph: () -
Tom S Chien, MD
4501 Arlington Blvd #315,
Arlington, VA 22203

Ph: (202) 262-1485

Reviews and Comments


Emergency Medicine Doctors in Arlington, VA

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Parineeta S Rao, MD
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Thaison Paul Tran, M.D.
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Jennifer Kahner, MD
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Dr. Darren Morris, M.D.
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Phone: 703-558-6168    
Kevin C Campbell, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 1701 North George Mason Drive, Virginia Hospital Center, Arlington, VA 22205
Phone: 703-558-6167    Fax: 703-558-5355
Michelle C Divito, MD
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Medicare: Not Enrolled in Medicare
Practice Location: 1701 N George Mason Dr, Virginia Hospital Center, Arlington, VA 22205
Phone: 703-558-6167    Fax: 703-558-5355

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.