Daniel Sung Choi, MD - Medicare Emergency Medicine in Walnut Creek, CA

Daniel Sung Choi, MD is a medicare enrolled "Emergency Medicine" physician in Walnut Creek, California. He went to Boston University School Of Medicine and graduated in 2017 and has 7 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 1425 S Main St, Walnut Creek, California. You can reach out to his office (for appointments etc.) via phone at (925) 295-4070.

Daniel Sung Choi is licensed to practice in California (license number A171407) 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 1568982965.

Contact Information

Daniel Sung Choi, MD
1425 S Main St,
Walnut Creek, CA 94596-5318
(925) 295-4070
Not Available

Map and Direction




Physician's Profile

Full NameDaniel Sung Choi
GenderMale
SpecialityEmergency Medicine
Experience7 Years
Location1425 S Main St, Walnut Creek, 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:
  • Daniel Sung Choi attended and graduated from Boston University School Of Medicine in 2017
  NPI Data:
  • NPI Number: 1568982965
  • Provider Enumeration Date: 06/27/2017
  • Last Update Date: 11/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7315211315
  • Enrollment ID: I20210526001859

Medical Identifiers

Medical identifiers for Daniel Sung Choi such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1568982965NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 271502 (Massachusetts)Secondary
207P00000XEmergency Medicine A171407 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Highland HospitalOakland, CAHospital
Alameda HospitalAlameda, CAHospital
Kaiser Foundation Hospital - AntiochAntioch, CAHospital
Kaiser Foundation Hospital - Walnut CreekWalnut creek, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Permanente Medical Group Inc89219102257800

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. Daniel Sung Choi 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
Entity NameUsc Care Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1902846306
PECOS PAC ID: 0446157747
Enrollment ID: O20050512000412

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. Daniel Sung Choi 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
Daniel Sung Choi, MD
1425 South Main St, Attention To: Daniel Choi, Md,
Walnut Creek, CA 94596

Ph: (925) 295-4070
Daniel Sung Choi, MD
1425 S Main St,
Walnut Creek, CA 94596-5318

Ph: (925) 295-4070

Reviews and Comments


Emergency Medicine Doctors in Walnut Creek, CA

Brook Andrew Woolley, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1425 S Main St, Emergency Medicine Department, Walnut Creek, CA 94596
Phone: 925-295-5100    
Malcolm C Johnson, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598
Phone: 925-939-3000    
Alice Decker Hunter, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598
Phone: 925-939-3000    
Seigfred P. Jalalon, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1450 Treat Blvd # 160, Walnut Creek, CA 94597
Phone: 925-296-9000    
Theodore Ira Kloth, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598
Phone: 925-939-3000    
Stephanie Carlson, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1425 S Main St, Walnut Creek, CA 94596
Phone: 925-295-4000    
Michael R. Lozano, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1425 S Main St, Walnut Creek, CA 94596
Phone: 925-295-4000    

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.