Hanbyul Choi, - Medicare Internal Medicine in Rolling Hills Estates, CA

Hanbyul Choi, is a medicare enrolled "Internal Medicine" physician in Rolling Hills Estates, California. His current practice location is 501 Deep Valley Dr Ste 100, Rolling Hills Estates, California. You can reach out to his office (for appointments etc.) via phone at (310) 303-3953.

Hanbyul Choi is licensed to practice in California (license number A158201) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1164885174.

Contact Information

Hanbyul Choi,
501 Deep Valley Dr Ste 100,
Rolling Hills Estates, CA 90274-7606
(310) 303-3953
Not Available

Map and Direction




Physician's Profile

Full NameHanbyul Choi
GenderMale
SpecialityInternal Medicine
Location501 Deep Valley Dr Ste 100, Rolling Hills Estates, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1164885174
  • Provider Enumeration Date: 03/29/2016
  • Last Update Date: 11/30/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7618217845
  • Enrollment ID: I20220714003811

Medical Identifiers

Medical identifiers for Hanbyul Choi such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164885174NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A158201 (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. Hanbyul Choi allows following entities to bill medicare on his behalf.
Entity NameThe Regents Of The University Of California
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1235107566
PECOS PAC ID: 1355248584
Enrollment ID: O20031223000439

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. Hanbyul 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
Hanbyul Choi,
5767 W Century Blvd Ste 400,
Los Angeles, CA 90045-5631

Ph: (310) 301-8707
Hanbyul Choi,
501 Deep Valley Dr Ste 100,
Rolling Hills Estates, CA 90274-7606

Ph: (310) 303-3953

Reviews and Comments


Internal Medicine Doctors in Rolling Hills Estates, CA

Anna Mellor, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 602 Deep Valley Dr Ste 314, Rolling Hills Estates, CA 90274
Phone: 310-645-1024    Fax: 213-618-3367
Dr. Omer J Deen, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 46 Peninsula Ctr, Rolling Hills Estates, CA 90274
Phone: 310-994-5679    
Christine Aiko Kuida, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 927 Deep Valley Dr, Suite 255, Rolling Hills Estates, CA 90274
Phone: 310-541-9511    Fax: 310-541-9535
Lorena Margarita Layrisse Landaeta, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 602 Deep Valley Dr Ste 300, Rolling Hills Estates, CA 90274
Phone: 310-517-4692    
Dr. Hyunah L Poa, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 501 Deep Valley Dr, Rolling Hills Estates, CA 90274
Phone: 310-303-3953    Fax: 310-303-7903
Robert A. Reiss, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 501 Deep Valley Dr Ste 100, Rolling Hills Estates, CA 90274
Phone: 310-670-1120    Fax: 310-670-1433

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.