Dr Mark Aaron Ruiz, OD - Medicare Optometrist in Garland, TX

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Dr Mark Aaron Ruiz, OD is a medicare enrolled "Optometrist" provider in Garland, Texas. He went to University Of Houston - College Of Optometry and graduated in 1996 and has 28 years of diverse experience with area of expertise as Optometry. His current practice location is 1821 Old Mill Run, Garland, Texas. You can reach out to his office (for appointments etc.) via phone at (972) 494-2020.

Dr Mark Aaron Ruiz is licensed to practice in Texas (license number 5317TG) 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 1053303339.

Contact Information

Dr Mark Aaron Ruiz, OD
1821 Old Mill Run,
Garland, TX 75042-4214
(972) 494-2020
(972) 276-5664

Map and Direction




Healthcare Provider's Profile

Full NameDr Mark Aaron Ruiz
GenderMale
SpecialityOptometry
Experience28 Years
Location1821 Old Mill Run, Garland, 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:
  • Dr Mark Aaron Ruiz attended and graduated from University Of Houston - College Of Optometry in 1996
  NPI Data:
  • NPI Number: 1053303339
  • Provider Enumeration Date: 08/22/2005
  • Last Update Date: 01/13/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 5597899922
  • Enrollment ID: I20100819001199

Medical Identifiers

Medical identifiers for Dr Mark Aaron Ruiz such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1053303339NPI-NPPES
0192916 01MedicaidTX

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist 5317TG (Texas)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 Mark Aaron Ruiz allows following entities to bill medicare on his behalf.
Provider NameJames A Williams O.d.p.c.
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1326199381
PECOS PAC ID: 1355442500
Enrollment ID: O20070718000660

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 Mark Aaron Ruiz 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 Mark Aaron Ruiz, OD
1821 Old Mill Run,
Garland, TX 75042-4214

Ph: (972) 494-2020		Dr Mark Aaron Ruiz, OD
1821 Old Mill Run,
Garland, TX 75042-4214

Ph: (972) 494-2020

Reviews and Comments


Optometrist in Garland, TX

Dr. Michael James Stewart, O.D.
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Phone: 972-495-8998    Fax: 972-496-1535
Dr. Hema Girish Mistry, OD
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Phone: 713-384-9513    
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Phone: 972-414-0444    Fax: 972-414-5663
Samantha N. Naidoo, Od
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Phone: 214-563-2763    
Dr. Reyna A Hernandez, O.D.
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Practice Location: 1138 Belt Line Rd, Ste 230, Garland, TX 75040
Phone: 972-495-3997    Fax: 972-414-0912
Aeg 8 Tx Professional, Pllc
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Medicare: Not Enrolled in Medicare
Practice Location: 6850 N Shiloh Rd Ste T, Garland, TX 75044
Phone: 972-414-0444    Fax: 314-741-4947

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.