William James Parker, MD - Medicare General Surgery in San Antonio, TX

William James Parker, MD is a medicare enrolled "Surgery" physician in San Antonio, Texas. He went to University Of Texas Medical School At Houston and graduated in 1989 and has 35 years of diverse experience with area of expertise as General Surgery. He is a member of the group practice Interventional Partners Pllc and his current practice location is 19016 Stone Oak Pkwy Ste 180, San Antonio, Texas. You can reach out to his office (for appointments etc.) via phone at (866) 552-4866.

William James Parker is licensed to practice in Texas (license number H8309) 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 1295778686.

Contact Information

William James Parker, MD
19016 Stone Oak Pkwy Ste 180,
San Antonio, TX 78258-3281
(866) 552-4866
Not Available

Map and Direction




Physician's Profile

Full NameWilliam James Parker
GenderMale
SpecialityGeneral Surgery
Experience35 Years
Location19016 Stone Oak Pkwy Ste 180, San Antonio, 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 James Parker attended and graduated from University Of Texas Medical School At Houston in 1989
  NPI Data:
  • NPI Number: 1295778686
  • Provider Enumeration Date: 06/13/2006
  • Last Update Date: 03/12/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 2466475991
  • Enrollment ID: I20160701000381

Medical Identifiers

Medical identifiers for William James Parker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1295778686NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208600000XSurgery H8309 (Texas)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Interventional Partners Pllc680017320479

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 James Parker allows following entities to bill medicare on his behalf.
Entity NameArlington Physician Services Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093144610
PECOS PAC ID: 8224256961
Enrollment ID: O20140821002133
Entity NameInterventional Partners Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1750814737
PECOS PAC ID: 6800173204
Enrollment ID: O20170512002018

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 James Parker 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 James Parker, MD
8135 Forest Ln # 515057,
Dallas, TX 75230-2472

Ph: () -
William James Parker, MD
19016 Stone Oak Pkwy Ste 180,
San Antonio, TX 78258-3281

Ph: (866) 552-4866

Reviews and Comments


Surgery Doctors in San Antonio, TX

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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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