Dr Mark Joseph Trevino, MD - Medicare Ophthalmology in Boerne, TX

Dr Mark Joseph Trevino, MD is a medicare enrolled "Ophthalmology" physician in Boerne, Texas. He went to University Of Texas Medical School At Houston and graduated in 2009 and has 17 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice Ophthalmology Associates Of San Antonio and his current practice location is 1048 E Blanco Rd, Boerne, Texas. You can reach out to his office (for appointments etc.) via phone at (210) 223-5561.

Dr Mark Joseph Trevino is licensed to practice in Texas (license number P5307) 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 1164650735.

Contact Information

Dr Mark Joseph Trevino, MD
1048 E Blanco Rd,
Boerne, TX 78006-1800
(210) 223-5561
(210) 223-5093

Map and Direction




Physician's Profile

Full NameDr Mark Joseph Trevino
GenderMale
SpecialityOphthalmology
Experience17 Years
Location1048 E Blanco Rd, Boerne, 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 Joseph Trevino attended and graduated from University Of Texas Medical School At Houston in 2009
  NPI Data:
  • NPI Number: 1164650735
  • Provider Enumeration Date: 06/23/2009
  • Last Update Date: 05/13/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 6800036807
  • Enrollment ID: I20130716000739

Medical Identifiers

Medical identifiers for Dr Mark Joseph Trevino such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164650735NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology P5307 (Texas)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ophthalmology Associates Of San Antonio34765300726

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 Joseph Trevino allows following entities to bill medicare on his behalf.
Entity NameOphthalmology Associates Of San Antonio
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1194832139
PECOS PAC ID: 3476530072
Enrollment ID: O20050408000823

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 Joseph Trevino 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 Joseph Trevino, MD
414 Navarro St Ste 400,
San Antonio, TX 78205-2505

Ph: (210) 223-5561
Dr Mark Joseph Trevino, MD
1048 E Blanco Rd,
Boerne, TX 78006-1800

Ph: (210) 223-5561

Reviews and Comments


Ophthalmology Doctors in Boerne, TX


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).

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