William Douglas King, MD, JD - Medicare Internal Medicine in Los Angeles, CA

William Douglas King, MD, JD is a medicare enrolled "Internal Medicine" physician in Los Angeles, California. He went to University Of Illinois College Of Med (chi/peor/rock/chm-urb) and graduated in 1996 and has 28 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 3756 Santa Rosalia Dr, 506, Los Angeles, California. You can reach out to his office (for appointments etc.) via phone at (323) 617-5409.

William Douglas King is licensed to practice in California (license number A71878) 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 1427079250.

Contact Information

William Douglas King, MD, JD
3756 Santa Rosalia Dr, 506,
Los Angeles, CA 90008-3606
(323) 617-5409
(323) 292-7828

Map and Direction




Physician's Profile

Full NameWilliam Douglas King
GenderMale
SpecialityInternal Medicine
Experience28 Years
Location3756 Santa Rosalia Dr, Los Angeles, 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:
  • William Douglas King attended and graduated from University Of Illinois College Of Med (chi/peor/rock/chm-urb) in 1996
  NPI Data:
  • NPI Number: 1427079250
  • Provider Enumeration Date: 07/21/2006
  • Last Update Date: 05/12/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 0840346110
  • Enrollment ID: I20100611000477

Medical Identifiers

Medical identifiers for William Douglas King such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1427079250NPI-NPPES
00A718780MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A71878 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
View Park Conv HospLos angeles, CANursing home

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. William Douglas King allows following entities to bill medicare on his behalf.
Entity NameWilliam King Md Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1538474960
PECOS PAC ID: 4789868902
Enrollment ID: O20110413000585

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. William Douglas King 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
William Douglas King, MD, JD
3756 Santa Rosalia Dr, Suite 506,
Los Angeles, CA 90008-3606

Ph: (323) 617-5409
William Douglas King, MD, JD
3756 Santa Rosalia Dr, 506,
Los Angeles, CA 90008-3606

Ph: (323) 617-5409

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).

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.