Guat Sia Sy Jr, MD - Medicare in Dearborn, MI

Guat Sia Sy Jr, MD is a medicare enrolled "Colon & Rectal Surgery" physician in Dearborn, Michigan. His current practice location is 17000 Hubbard Dr, Suite 700, Dearborn, Michigan. You can reach out to his office (for appointments etc.) via phone at (313) 271-2990.

Guat Sia Sy Jr is licensed to practice in Michigan (license number 4301040071) 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 1114929791.

Contact Information

Guat Sia Sy Jr, MD
17000 Hubbard Dr, Suite 700,
Dearborn, MI 48126-4258
(313) 271-2990
(313) 271-1698

Map and Direction




Physician's Profile

Full NameGuat Sia Sy Jr
GenderMale
Speciality
Experience Years
Location17000 Hubbard Dr, Dearborn, Michigan
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:
  • Guat Sia Sy Jr attended and graduated from in
  NPI Data:
  • NPI Number: 1114929791
  • Provider Enumeration Date: 08/12/2005
  • Last Update Date: 11/02/2009
  Medicare PECOS Information:
  • PECOS PAC ID:
  • Enrollment ID:

Medical Identifiers

Medical identifiers for Guat Sia Sy Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1114929791NPI-NPPES
1114929791MedicaidMI
020010746OtherMIRAILROAD MEDICARE
2929938-10MedicaidMI
B45647OtherMIHAP
0208269691OtherMIBCBS PIN
4079900OtherMIAETNA
P00753351OtherMIRAILROAD MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208600000XSurgery 4301040071 (Michigan)Secondary
208C00000XColon & Rectal Surgery 4301040071 (Michigan)Primary

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. Guat Sia Sy Jr 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
Guat Sia Sy Jr, MD
17000 Hubbard Dr, Suite 700,
Dearborn, MI 48126-4258

Ph: (313) 271-2990
Guat Sia Sy Jr, MD
17000 Hubbard Dr, Suite 700,
Dearborn, MI 48126-4258

Ph: (313) 271-2990

Reviews and Comments



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.