Dr William Douglas Macdonald, MD - Medicare Pathology in Whittier, CA

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Dr William Douglas Macdonald, MD is a medicare enrolled "Pathology - Anatomic Pathology & Clinical Pathology" physician in Whittier, California. He went to University Of Texas Southwestern Medical School At Dallas and graduated in 1987 and has 39 years of diverse experience with area of expertise as Pathology. He is a member of the group practice Whittier Pathology Medical Group and his current practice location is 12401 Washington Blvd, Whittier, California. You can reach out to his office (for appointments etc.) via phone at (562) 698-0758.

Dr William Douglas Macdonald is licensed to practice in California (license number A046066) 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 1679512149.

Contact Information

Dr William Douglas Macdonald, MD
12401 Washington Blvd,
Whittier, CA 90602-1006
(562) 698-0758
Not Available

Map and Direction




Physician's Profile

Full NameDr William Douglas Macdonald
GenderMale
SpecialityPathology
Experience39 Years
Location12401 Washington Blvd, Whittier, 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:
  • Dr William Douglas Macdonald attended and graduated from University Of Texas Southwestern Medical School At Dallas in 1987
  NPI Data:
  • NPI Number: 1679512149
  • Provider Enumeration Date: 06/06/2006
  • Last Update Date: 12/10/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 6709902752
  • Enrollment ID: I20101101000961

Medical Identifiers

Medical identifiers for Dr William Douglas Macdonald such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1679512149NPI-NPPES
GR0048460MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207ZP0102XPathology - Anatomic Pathology & Clinical Pathology A046066 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Pih Health Hospital-whittierWhittier, CAHospital
Pih Hospital - DowneyDowney, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Whittier Pathology Medical Group69019229474

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 William Douglas Macdonald allows following entities to bill medicare on his behalf.
Entity NameWhittier Pathology Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1548396831
PECOS PAC ID: 6901922947
Enrollment ID: O20100927001209

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 William Douglas Macdonald 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 William Douglas Macdonald, MD
Po Box 511246,
Los Angeles, CA 90051-3045

Ph: (562) 698-0758		Dr William Douglas Macdonald, MD
12401 Washington Blvd,
Whittier, CA 90602-1006

Ph: (562) 698-0758

Reviews and Comments


Pathology Doctors in Whittier, CA

Christie Pang, M.D.
Pathology
Medicare: Accepting Medicare Assignments
Practice Location: 12401 Washington Blvd, Whittier, CA 90602
Phone: 562-698-0758    
Nathan S Honda, MD
Pathology
Medicare: Not Enrolled in Medicare
Practice Location: 12401 Washington Blvd, Whittier, CA 90602
Phone: 562-906-5500    Fax: 562-789-6872

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.