Dr Kook I Chang, MD - Medicare Internal Medicine in Van Nuys, CA

Dr Kook I Chang, MD is a medicare enrolled "Internal Medicine" physician in Van Nuys, California. He graduated from medical school in 1967 and has 57 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 14600 Sherman Way Ste 270, Van Nuys, California. You can reach out to his office (for appointments etc.) via phone at (818) 780-7771.

Dr Kook I Chang is licensed to practice in California (license number A 40580) and he also participates in the medicare program. He may accept medicare assignments (which means he may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and his NPI Number is 1356442354.

Contact Information

Dr Kook I Chang, MD
14600 Sherman Way Ste 270,
Van Nuys, CA 91405-2272
(818) 780-7771
(818) 376-1972

Map and Direction




Physician's Profile

Full NameDr Kook I Chang
GenderMale
SpecialityInternal Medicine
Experience57 Years
Location14600 Sherman Way Ste 270, Van Nuys, California
Accepts Medicare AssignmentsMay be. He may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Kook I Chang graduated from medical school in 1967
  NPI Data:
  • NPI Number: 1356442354
  • Provider Enumeration Date: 09/25/2006
  • Last Update Date: 05/16/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 7214987015
  • Enrollment ID: I20050129000140

Medical Identifiers

Medical identifiers for Dr Kook I Chang such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1356442354NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A 40580 (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. Dr Kook I Chang allows following entities to bill medicare on his behalf.
Entity NameKook I. Chang, M.d. A Professional Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1316079387
PECOS PAC ID: 6305896101
Enrollment ID: O20050128000945

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. Dr Kook I Chang 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
Dr Kook I Chang, MD
14600 Sherman Way Ste 270,
Van Nuys, CA 91405-2272

Ph: (818) 780-7771
Dr Kook I Chang, MD
14600 Sherman Way Ste 270,
Van Nuys, CA 91405-2272

Ph: (818) 780-7771

Reviews and Comments


Internal Medicine Doctors in Van Nuys, CA

Dr. Mitchell Nishimoto, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 15243 Vanowen St, Suite 406, Van Nuys, CA 91405
Phone: 818-785-3889    Fax: 818-780-2106
Matthew G Mischel, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 15211 Vanowen St, Suite 315, Van Nuys, CA 91405
Phone: 818-787-2410    Fax: 818-756-0723
Dr. Michael Yadegari, M.D
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 6265 Sepulveda Blvd, Ste 9 & 10, Van Nuys, CA 91411
Phone: 818-779-0555    
Dr. Arash Shamsian, MD, MHA
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 6420 Van Nuys Blvd Ste 201, Van Nuys, CA 91401
Phone: 747-282-1515    
Dr. Timothy Mess, M.D.
Internal Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 15243 Vanowen St, Suite 406, Van Nuys, CA 91405
Phone: 818-782-5450    Fax: 818-780-4271
Dr. Cheong W Choi, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 16912 Sherman Way, Van Nuys, CA 91406
Phone: 818-881-9444    Fax: 818-343-8943
Lisa Lee Kim,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 16912 Sherman Way, Van Nuys, CA 91406
Phone: 818-881-9444    

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.