William Parkinson, MD - Medicare Internal Medicine in Jbsa- Fort Sam Houston, TX

  1. Home
  2. Internal Medicine
  3. TX
  4. Jbsa- Fort Sam Houston
William Parkinson, MD is a medicare enrolled "Internal Medicine" physician in Jbsa- Fort Sam Houston, Texas. His current practice location is San Antonio Military Medical Center, Mche-zdm-m, 3551 Roger Brooke Dr., Jbsa- Fort Sam Houston, Texas. You can reach out to his office (for appointments etc.) via phone at (210) 292-7805.

William Parkinson is licensed to practice in Virginia (license number 0101279958) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1457009615.

Contact Information

William Parkinson, MD
San Antonio Military Medical Center, Mche-zdm-m, 3551 Roger Brooke Dr.,
Jbsa- Fort Sam Houston, TX 78234-4504
(210) 292-7805
(210) 292-7868

Map and Direction




Physician's Profile

Full NameWilliam Parkinson
GenderMale
SpecialityInternal Medicine
LocationSan Antonio Military Medical Center, Mche-zdm-m, Jbsa- Fort Sam Houston, Texas
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1457009615
  • Provider Enumeration Date: 03/16/2022
  • Last Update Date: 06/12/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 9032566757
  • Enrollment ID: I20231116002895

Medical Identifiers

Medical identifiers for William Parkinson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1457009615NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208D00000XGeneral Practice 0101279958 (Virginia)Secondary
207R00000XInternal Medicine 0101279958 (Virginia)Primary

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 Parkinson 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 Parkinson, MD
San Antonio Military Medical Center, Mche-zdm-m, 3551 Roger Brooke Dr.,
Jbsa- Fort Sam Houston, TX 78234-4504

Ph: (210) 292-7805		William Parkinson, MD
San Antonio Military Medical Center, Mche-zdm-m, 3551 Roger Brooke Dr.,
Jbsa- Fort Sam Houston, TX 78234-4504

Ph: (210) 292-7805

Reviews and Comments


Internal Medicine Doctors in Jbsa- Fort Sam Houston, 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).

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.