Dr James Ernest Winnick, OD - Medicare Optometrist in Oakdale, CA

Dr James Ernest Winnick, OD is a medicare enrolled "Optometrist - Corneal And Contact Management" provider in Oakdale, California. He went to New York University School Of Medicine and graduated in 1997 and has 27 years of diverse experience with area of expertise as Optometry. He is a member of the group practice James E Winnick Od Professional Corporation and his current practice location is 141 California Ave, Oakdale, California. You can reach out to his office (for appointments etc.) via phone at (209) 847-3051.

Dr James Ernest Winnick is licensed to practice in California (license number 12016) 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 1821171000.

Contact Information

Dr James Ernest Winnick, OD
141 California Ave,
Oakdale, CA 95361
(209) 847-3051
(209) 951-2348

Map and Direction




Healthcare Provider's Profile

Full NameDr James Ernest Winnick
GenderMale
SpecialityOptometry
Experience27 Years
Location141 California Ave, Oakdale, 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 James Ernest Winnick attended and graduated from New York University School Of Medicine in 1997
  NPI Data:
  • NPI Number: 1821171000
  • Provider Enumeration Date: 10/23/2006
  • Last Update Date: 03/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 8527120195
  • Enrollment ID: I20081217000018

Medical Identifiers

Medical identifiers for Dr James Ernest Winnick such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1821171000NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152WC0802XOptometrist - Corneal And Contact Management 12016TLG (California)Secondary
152WC0802XOptometrist - Corneal And Contact Management 12016 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
James E Winnick Od Professional Corporation54961877422

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 James Ernest Winnick allows following entities to bill medicare on his behalf.
Provider NameTom Francis Mihok
Provider TypePractitioner - Optometry
Provider IdentifiersNPI Number: 1952394959
PECOS PAC ID: 2769592575
Enrollment ID: I20120320000214
Provider NameDouglas O Fleming Od Inc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1689896847
PECOS PAC ID: 2062552698
Enrollment ID: O20091212000011
Provider NameJames E Winnick Od Professional Corporation
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1326691437
PECOS PAC ID: 5496187742
Enrollment ID: O20191107001597

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 James Ernest Winnick 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 James Ernest Winnick, OD
141 California Ave,
Oakdale, CA 95361-2946

Ph: (209) 847-3051
Dr James Ernest Winnick, OD
141 California Ave,
Oakdale, CA 95361

Ph: (209) 847-3051

Reviews and Comments


Optometrist in Oakdale, CA

Danielle Elise Christina Boyd, OD
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Family Vision Care
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Phone: 209-847-3051    Fax: 209-847-1405
Dr. Albert Lee Scaief, O.D., M.S.
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Medicare: Accepting Medicare Assignments
Practice Location: 1390 W H St, Suite E, Oakdale, CA 95361
Phone: 209-847-1726    Fax: 209-847-0235
Dr. Alma D Martinez Torres, O.D.
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Medicare: Medicare Enrolled
Practice Location: 141 California Ave, Oakdale, CA 95361
Phone: 209-847-3051    Fax: 209-847-1405
Dawn M Viramontes, OD
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Medicare: Accepting Medicare Assignments
Practice Location: 805 W F St, Oakdale, CA 95361
Phone: 209-847-0936    Fax: 209-847-9685
Tom F. Mihok
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Medicare: Not Enrolled in Medicare
Practice Location: 141 California Ave, Oakdale, CA 95361
Phone: 209-847-3051    Fax: 209-847-1405

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.