J George Sun, MD - Medicare Gastroenterology in Houston, TX

J George Sun, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Houston, Texas. He went to Medical University Of South Carolina College Of Medicine and graduated in 2004 and has 20 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Gowrappala S Ramesh Md Pa, Texas Digestive Disease Consultants Pllc and his current practice location is 929 Gessner Rd Ste 1360, Houston, Texas. You can reach out to his office (for appointments etc.) via phone at (713) 468-2030.

J George Sun is licensed to practice in Texas (license number P0677) 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 1124175005.

Contact Information

J George Sun, MD
929 Gessner Rd Ste 1360,
Houston, TX 77024-2469
(713) 468-2030
(713) 468-1940

Map and Direction




Physician's Profile

Full NameJ George Sun
GenderMale
SpecialityGastroenterology
Experience20 Years
Location929 Gessner Rd Ste 1360, Houston, Texas
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:
  • J George Sun attended and graduated from Medical University Of South Carolina College Of Medicine in 2004
  NPI Data:
  • NPI Number: 1124175005
  • Provider Enumeration Date: 01/04/2007
  • Last Update Date: 02/16/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7517068869
  • Enrollment ID: I20120918000665

Medical Identifiers

Medical identifiers for J George Sun such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1124175005NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology P0677 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Memorial Hermann Memorial City HospitalHouston, TXHospital
Memorial Hermann Katy HospitalKaty, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Gowrappala S Ramesh Md Pa20626775114
Texas Digestive Disease Consultants Pllc3375531379544

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. J George Sun allows following entities to bill medicare on his behalf.
Entity NameGowrappala S Ramesh Md Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1841532447
PECOS PAC ID: 2062677511
Enrollment ID: O20130401000486

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. J George Sun 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
J George Sun, MD
929 Gessner Rd Ste 1360,
Houston, TX 77024-2469

Ph: (713) 468-2030
J George Sun, MD
929 Gessner Rd Ste 1360,
Houston, TX 77024-2469

Ph: (713) 468-2030

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).

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