Sung J Yoo, MD - Medicare Gastroenterology in Diamond Bar, CA

Sung J Yoo, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Diamond Bar, California. He went to University Of Chicago, Pritzker School Of Medicine and graduated in 1990 and has 34 years of diverse experience with area of expertise as Gastroenterology. His current practice location is 1900 S Brea Canyon Rd Unit B, Diamond Bar, California. You can reach out to his office (for appointments etc.) via phone at (626) 913-1116.

Sung J Yoo is licensed to practice in California (license number G78232) 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 1437141587.

Contact Information

Sung J Yoo, MD
1900 S Brea Canyon Rd Unit B,
Diamond Bar, CA 91765-4059
(626) 913-1116
(626) 913-1261

Map and Direction




Physician's Profile

Full NameSung J Yoo
GenderMale
SpecialityGastroenterology
Experience34 Years
Location1900 S Brea Canyon Rd Unit B, Diamond Bar, 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:
  • Sung J Yoo attended and graduated from University Of Chicago, Pritzker School Of Medicine in 1990
  NPI Data:
  • NPI Number: 1437141587
  • Provider Enumeration Date: 08/16/2005
  • Last Update Date: 06/26/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 4284522830
  • Enrollment ID: I20040305001174

Medical Identifiers

Medical identifiers for Sung J Yoo such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1437141587NPI-NPPES
GR0098190MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology G78232 (California)Primary

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. Sung J Yoo allows following entities to bill medicare on his behalf.
Entity NameLife Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1942290903
PECOS PAC ID: 5193613743
Enrollment ID: O20040305001176

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. Sung J Yoo 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
Sung J Yoo, MD
1900 S Brea Canyon Rd Unit B,
Diamond Bar, CA 91765-4059

Ph: (626) 913-1116
Sung J Yoo, MD
1900 S Brea Canyon Rd Unit B,
Diamond Bar, CA 91765-4059

Ph: (626) 913-1116

Reviews and Comments


Internal Medicine Doctors in Diamond Bar, CA

Phillip A Wunder, D.O.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 414 S Prospectors Rd, Suite A, Diamond Bar, CA 91765
Phone: 909-860-8300    Fax: 909-861-4090
Dr. Chengcong Wu, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 1476 Winterwood Ln, Diamond Bar, CA 91765
Phone: 909-612-1191    
Dr. Edwin T Chuong, M.D.
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 1540 Bridgegate Dr, Diamond Bar, CA 91765
Phone: 626-388-2319    Fax: 626-388-2341
Dr. Yuh-huey Wang, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 660 N Diamond Bar Blvd, 118, Diamond Bar, CA 91765
Phone: 909-612-5835    Fax: 909-612-5836
Chandan Gowda, DO
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1634 Summitridge Dr, Diamond Bar, CA 91765
Phone: 909-856-0883    
Dr. Steve Li Chan, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 660 N. Diamond Bar Blvd #118, Diamond Bar, CA 91765
Phone: 909-612-5835    Fax: 909-612-5836

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.