William Justus Head Iii, MD - Medicare Ophthalmology in Mcallen, TX

William Justus Head Iii, MD is a medicare enrolled "Ophthalmology" physician in Mcallen, Texas. He went to University Of South Florida College Of Medicine and graduated in 1979 and has 45 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice Carlos Manrique De Lara Mdpa and his current practice location is 605 E Violet Ave, Suite 2, Mcallen, Texas. You can reach out to his office (for appointments etc.) via phone at (956) 631-4533.

William Justus Head Iii is licensed to practice in Texas (license number F6730) 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 1508802877.

Contact Information

William Justus Head Iii, MD
605 E Violet Ave, Suite 2,
Mcallen, TX 78504-2481
(956) 631-4533
(956) 631-4335

Map and Direction




Physician's Profile

Full NameWilliam Justus Head Iii
GenderMale
SpecialityOphthalmology
Experience45 Years
Location605 E Violet Ave, Mcallen, Texas
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 Justus Head Iii attended and graduated from University Of South Florida College Of Medicine in 1979
  NPI Data:
  • NPI Number: 1508802877
  • Provider Enumeration Date: 06/22/2006
  • Last Update Date: 06/18/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 8426029265
  • Enrollment ID: I20040805000504

Medical Identifiers

Medical identifiers for William Justus Head Iii such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1508802877NPI-NPPES
135476309MedicaidTX
0093NAOtherTXBLUE CROSS/SHIELD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology F6730 (Texas)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Carlos Manrique De Lara Mdpa24664355404

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 Justus Head Iii allows following entities to bill medicare on his behalf.
Entity NameCarlos Manrique De Lara Mdpa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770558447
PECOS PAC ID: 2466435540
Enrollment ID: O20040610000078
Entity NameWilliam Justus Head Md Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1811939184
PECOS PAC ID: 4183695927
Enrollment ID: O20040804000881

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 Justus Head Iii 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 Justus Head Iii, MD
5111 N 10th St, Pmb 210,
Mcallen, TX 78504-2835

Ph: (956) 631-4533
William Justus Head Iii, MD
605 E Violet Ave, Suite 2,
Mcallen, TX 78504-2481

Ph: (956) 631-4533

Reviews and Comments


Ophthalmology Doctors in Mcallen, TX

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Dr. Wade Alan Graham, M.D.
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Dr. Nehal Rashmikant Patel, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 1309 East Ridge Road, Suite 1, Mcallen, TX 78503
Phone: 956-631-8875    Fax: 956-631-9134

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.