Dr John D Willer, DO - Medicare Ophthalmology in The Dalles, OR

Dr John D Willer, DO is a medicare enrolled "Ophthalmology" physician in The Dalles, Oregon. He went to Ohio University, College Of Osteopathic Medicine and graduated in 1993 and has 31 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice Cascade Eye Centerllc and his current practice location is 301 Cherry Heights Rd, The Dalles, Oregon. You can reach out to his office (for appointments etc.) via phone at (541) 296-1101.

Dr John D Willer is licensed to practice in Oregon (license number DO22937) 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 1255383212.

Contact Information

Dr John D Willer, DO
301 Cherry Heights Rd,
The Dalles, OR 97058-3586
(541) 296-1101
(541) 298-1538

Map and Direction




Physician's Profile

Full NameDr John D Willer
GenderMale
SpecialityOphthalmology
Experience31 Years
Location301 Cherry Heights Rd, The Dalles, 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:
  • Dr John D Willer attended and graduated from Ohio University, College Of Osteopathic Medicine in 1993
  NPI Data:
  • NPI Number: 1255383212
  • Provider Enumeration Date: 05/17/2006
  • Last Update Date: 07/14/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 2860405487
  • Enrollment ID: I20070108000083

Medical Identifiers

Medical identifiers for Dr John D Willer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1255383212NPI-NPPES
287610MedicaidOR

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology OP00002068 (Washington)Secondary
207W00000XOphthalmology DO22937 (Oregon)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Cascade Eye Centerllc07492530034

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 John D Willer allows following entities to bill medicare on his behalf.
Entity NameCascade Eye Centerllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1821049073
PECOS PAC ID: 0749253003
Enrollment ID: O20040816000275

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 John D Willer 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 John D Willer, DO
301 Cherry Heights Rd,
The Dalles, OR 97058-3586

Ph: (541) 296-1101
Dr John D Willer, DO
301 Cherry Heights Rd,
The Dalles, OR 97058-3586

Ph: (541) 296-1101

Reviews and Comments


Ophthalmology Doctors in The Dalles, OR

Mr. Daniel Joseph Kelly, MD
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 405 E 7th St, The Dalles, OR 97058
Phone: 541-298-5144    Fax: 541-298-5224
Mr. Robert Pb Hayes, MD
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 405 E 7th St, The Dalles, OR 97058
Phone: 541-298-5144    Fax: 541-298-5224

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.