Dr Leonard A Farber, MD - Medicare Radiology in Fullerton, CA

Dr Leonard A Farber, MD is a medicare enrolled "Radiology - Radiation Oncology" physician in Fullerton, California. His current practice location is 2151 N Harbor Blvd Ste 1500, Fullerton, California. You can reach out to his office (for appointments etc.) via phone at (714) 446-5632.

Dr Leonard A Farber is licensed to practice in California (license number C153081) 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 1639185838.

Contact Information

Dr Leonard A Farber, MD
2151 N Harbor Blvd Ste 1500,
Fullerton, CA 92835-3823
(714) 446-5632
Not Available

Map and Direction




Physician's Profile

Full NameDr Leonard A Farber
GenderMale
SpecialityRadiology - Radiation Oncology
Location2151 N Harbor Blvd Ste 1500, Fullerton, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1639185838
  • Provider Enumeration Date: 07/31/2006
  • Last Update Date: 04/10/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 9133282494
  • Enrollment ID: I20180212002059

Medical Identifiers

Medical identifiers for Dr Leonard A Farber such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1639185838NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2085R0001XRadiology - Radiation Oncology 210306 (New York)Secondary
2085R0001XRadiology - Radiation Oncology C153081 (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 Leonard A Farber allows following entities to bill medicare on his behalf.
Entity NameCity Of Hope Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871886366
PECOS PAC ID: 3779751656
Enrollment ID: O20110720000244

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 Leonard A Farber 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 Leonard A Farber, MD
Po Box 512185,
Los Angeles, CA 90051-0185

Ph: (626) 775-3514
Dr Leonard A Farber, MD
2151 N Harbor Blvd Ste 1500,
Fullerton, CA 92835-3823

Ph: (714) 446-5632

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).

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