John Gaston Horner, MD - Medicare Family Practice in Olney, TX

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John Gaston Horner, MD is a medicare enrolled "Family Medicine" physician in Olney, Texas. He went to University Of North Dakota School Of Medicine and graduated in 2009 and has 17 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Concord Medical Group Pllc, El Campo Memorial Hospital, Concord Medical Group Of Texas Pllc, Olney-hamilton Hospital District and his current practice location is 100 S Avenue M, Olney, Texas. You can reach out to his office (for appointments etc.) via phone at (940) 564-3546.

John Gaston Horner is licensed to practice in Texas (license number P2459) and he also participates in the medicare program. He may accept medicare assignments (which means he may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and his NPI Number is 1598997298.

Contact Information

John Gaston Horner, MD
100 S Avenue M,
Olney, TX 76374-1642
(940) 564-3546
(940) 564-8882

Map and Direction




Physician's Profile

Full NameJohn Gaston Horner
GenderMale
SpecialityFamily Practice
Experience17 Years
Location100 S Avenue M, Olney, Texas
Accepts Medicare AssignmentsMay be. He may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • John Gaston Horner attended and graduated from University Of North Dakota School Of Medicine in 2009
  NPI Data:
  • NPI Number: 1598997298
  • Provider Enumeration Date: 08/13/2009
  • Last Update Date: 09/25/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 5193973055
  • Enrollment ID: I20120926000786

Medical Identifiers

Medical identifiers for John Gaston Horner such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1598997298NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine P2459 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Hamilton HospitalOlney, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Concord Medical Group Pllc0446296818158
El Campo Memorial Hospital640602176530
Concord Medical Group Of Texas Pllc7810117223238
Olney-hamilton Hospital District913302907715

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. John Gaston Horner allows following entities to bill medicare on his behalf.
Entity NameConcord Medical Group Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1083630610
PECOS PAC ID: 0446296818
Enrollment ID: O20050707000531
Entity NameOlney-hamilton Hospital District
Entity TypePart A Provider - Critical Access Hospital
Entity IdentifiersNPI Number: 1134137466
PECOS PAC ID: 9133029077
Enrollment ID: O20061104000245
Entity NameMid Coast Medical Center - Central
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1669121729
PECOS PAC ID: 4082803614
Enrollment ID: O20110603000276
Entity NameComanche County Medical Center Company
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1346544616
PECOS PAC ID: 3678753357
Enrollment ID: O20110825000076
Entity NameEl Campo Memorial Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1427334077
PECOS PAC ID: 6406021765
Enrollment ID: O20140813001385
Entity NameConcord Medical Group Of Texas Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1750790762
PECOS PAC ID: 7810117223
Enrollment ID: O20141007002567

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. John Gaston Horner 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
John Gaston Horner, MD
100 S Avenue M,
Olney, TX 76374-1642

Ph: (940) 564-3546		John Gaston Horner, MD
100 S Avenue M,
Olney, TX 76374-1642

Ph: (940) 564-3546

Reviews and Comments


Family Medicine Doctors in Olney, TX

Mark L Mankins, M.D.
Family Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 306 W Main St, Olney, TX 76374
Phone: 940-564-3546    Fax: 940-564-8882

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.