William D Vandecar Iv, MD - Medicare Ophthalmology in Lake Oswergo, OR

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William D Vandecar Iv, MD is a medicare enrolled "Ophthalmology" physician in Lake Oswergo, Oregon. He went to Michigan State University College Of Human Medicine and graduated in 2015 and has 11 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice Vancouver Eye Care Ps and his current practice location is 9 Monroe Parkway, Suite 160, Lake Oswergo, Oregon. You can reach out to his office (for appointments etc.) via phone at (503) 636-2551.

William D Vandecar Iv is licensed to practice in Oregon (license number MD228671) 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 1821475427.

Contact Information

William D Vandecar Iv, MD
9 Monroe Parkway, Suite 160,
Lake Oswergo, OR 97035
(503) 636-2551
(503) 636-3055

Map and Direction




Physician's Profile

Full NameWilliam D Vandecar Iv
GenderMale
SpecialityOphthalmology
Experience11 Years
Location9 Monroe Parkway, Lake Oswergo, Oregon
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 D Vandecar Iv attended and graduated from Michigan State University College Of Human Medicine in 2015
  NPI Data:
  • NPI Number: 1821475427
  • Provider Enumeration Date: 05/03/2015
  • Last Update Date: 02/06/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 9032535455
  • Enrollment ID: I20230807001037

Medical Identifiers

Medical identifiers for William D Vandecar Iv such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1821475427NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology MD61417092 (Washington)Secondary
390200000XStudent In An Organized Health Care Education/training Program 8219851 (Wisconsin)Secondary
207W00000XOphthalmology MD228671 (Oregon)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Vancouver Eye Care Ps57996733647

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 D Vandecar Iv allows following entities to bill medicare on his behalf.
Entity NameVancouver Eye Care Ps
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1356375042
PECOS PAC ID: 5799673364
Enrollment ID: O20040305000589
Entity NameVancouver Eye Care Ps
Entity TypePart B Supplier - Ambulatory Surgical Center
Entity IdentifiersNPI Number: 1669427043
PECOS PAC ID: 5799673364
Enrollment ID: O20060803000094

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 D Vandecar Iv 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 D Vandecar Iv, MD
Po Box 22009,
Portland, OR 97269

Ph: (503) 558-7372		William D Vandecar Iv, MD
9 Monroe Parkway, Suite 160,
Lake Oswergo, OR 97035

Ph: (503) 636-2551

Reviews and Comments


Ophthalmology Doctors in Lake Oswergo, OR


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.