Dr William Frederick Middleton Jr, OD - Medicare Optometrist in El Centro, CA

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Dr William Frederick Middleton Jr, OD is a medicare enrolled "Optometrist" provider in El Centro, California. His current practice location is 496 W Main St, El Centro, California. You can reach out to his office (for appointments etc.) via phone at (760) 353-1190.

Dr William Frederick Middleton Jr is licensed to practice in California (license number 5568T) 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 1134273923.

Contact Information

Dr William Frederick Middleton Jr, OD
496 W Main St,
El Centro, CA 92243-3019
(760) 353-1190
(760) 353-2965

Map and Direction




Healthcare Provider's Profile

Full NameDr William Frederick Middleton Jr
GenderMale
SpecialityOptometrist
Location496 W Main St, El Centro, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1134273923
  • Provider Enumeration Date: 01/22/2007
  • Last Update Date: 06/03/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 8426224452
  • Enrollment ID: I20160701001694

Medical Identifiers

Medical identifiers for Dr William Frederick Middleton Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1134273923NPI-NPPES
SD0055680MedicaidCA
SD0055680OtherCAMEDI-CAL PROVIDER NUMBER

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist 5568T (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 William Frederick Middleton Jr allows following entities to bill medicare on his behalf.
Provider NameTon Sells Hospital
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1487652426
PECOS PAC ID: 5092768663
Enrollment ID: O20050301000125
Provider NameTon San Xavier Health Center
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1437157302
PECOS PAC ID: 6608819339
Enrollment ID: O20050603000721

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 Frederick Middleton Jr 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 Frederick Middleton Jr, OD
496 W Main St,
El Centro, CA 92243-3019

Ph: (760) 353-1190		Dr William Frederick Middleton Jr, OD
496 W Main St,
El Centro, CA 92243-3019

Ph: (760) 353-1190

Reviews and Comments


Optometrist in El Centro, CA

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Phone: 760-352-4361    Fax: 760-352-2899
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Phone: 760-352-4361    Fax: 760-352-4634
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Phone: 760-336-3003    Fax: 888-210-5799
Dr. David Paul Espinosa, O.D.
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Practice Location: 828 N Imperial Ave, El Centro, CA 92243
Phone: 760-352-7460    Fax: 760-352-7017
Dr. Mary Diana Vivirito, O.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 828 N Imperial Ave, El Centro, CA 92243
Phone: 760-352-7460    

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.