Donald L Willis, MD - Medicare Urology in San Marcos, TX

Donald L Willis, MD is a medicare enrolled "Urology" physician in San Marcos, Texas. He went to University Of Texas Medical Branch At Galveston and graduated in 1983 and has 41 years of diverse experience with area of expertise as Urology. His current practice location is 1601 Redwood Rd, Ste A, San Marcos, Texas. You can reach out to his office (for appointments etc.) via phone at (512) 396-4400.

Donald L Willis is licensed to practice in Texas (license number G5783) 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 1316940372.

Contact Information

Donald L Willis, MD
1601 Redwood Rd, Ste A,
San Marcos, TX 78666-1423
(512) 396-4400
(512) 396-4403

Map and Direction




Physician's Profile

Full NameDonald L Willis
GenderMale
SpecialityUrology
Experience41 Years
Location1601 Redwood Rd, San Marcos, 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:
  • Donald L Willis attended and graduated from University Of Texas Medical Branch At Galveston in 1983
  NPI Data:
  • NPI Number: 1316940372
  • Provider Enumeration Date: 05/24/2005
  • Last Update Date: 07/06/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 5698802429
  • Enrollment ID: I20100826000183

Medical Identifiers

Medical identifiers for Donald L Willis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1316940372NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208800000XUrology G5783 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Christus Santa Rosa Hospital-san MarcosSan marcos, TXHospital

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. Donald L Willis 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
Donald L Willis, MD
1601 Redwood Rd, Ste A,
San Marcos, TX 78666-1423

Ph: (512) 396-4400
Donald L Willis, MD
1601 Redwood Rd, Ste A,
San Marcos, TX 78666-1423

Ph: (512) 396-4400

Reviews and Comments


Urology Doctors in San Marcos, 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.

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