Sarah Genevieve Villarreal, MD - Medicare Obstetrics/gynecology in San Antonio, TX

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Sarah Genevieve Villarreal, MD is a medicare enrolled "Obstetrics & Gynecology" physician in San Antonio, Texas. She went to Baylor College Of Medicine and graduated in 2015 and has 9 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice The Association Of University Physicians and her current practice location is 8300 Floyd Curl Dr Fl 5, San Antonio, Texas. You can reach out to her office (for appointments etc.) via phone at (210) 450-9500.

Sarah Genevieve Villarreal is licensed to practice in Texas (license number S1945) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1104212786.

Contact Information

Sarah Genevieve Villarreal, MD
8300 Floyd Curl Dr Fl 5,
San Antonio, TX 78229-3931
(210) 450-9500
(210) 450-6027

Map and Direction




Physician's Profile

Full NameSarah Genevieve Villarreal
GenderFemale
SpecialityObstetrics/gynecology
Experience9 Years
Location8300 Floyd Curl Dr Fl 5, San Antonio, Texas
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Sarah Genevieve Villarreal attended and graduated from Baylor College Of Medicine in 2015
  NPI Data:
  • NPI Number: 1104212786
  • Provider Enumeration Date: 04/10/2015
  • Last Update Date: 10/02/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 8820322233
  • Enrollment ID: I20220624001387

Medical Identifiers

Medical identifiers for Sarah Genevieve Villarreal such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104212786NPI-NPPES
1104212786MedicaidWA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology MD61295847 (Washington)Secondary
207V00000XObstetrics & Gynecology S1945 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Harborview Medical CenterSeattle, WAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
The Association Of University Physicians04461626973017

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. Sarah Genevieve Villarreal allows following entities to bill medicare on her behalf.
Entity NameThe Association Of University Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023041159
PECOS PAC ID: 0446162697
Enrollment ID: O20031105000244

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. Sarah Genevieve Villarreal 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
Sarah Genevieve Villarreal, MD
8300 Floyd Curl Dr Fl 5,
San Antonio, TX 78229-3931

Ph: (210) 450-9500		Sarah Genevieve Villarreal, MD
8300 Floyd Curl Dr Fl 5,
San Antonio, TX 78229-3931

Ph: (210) 450-9500

Reviews and Comments


Obstetrics & Gynecology Doctors in San Antonio, TX

Stephanie Schaefer, M.D.
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Practice Location: 525 Oak Centre Dr Ste 300, San Antonio, TX 78258
Phone: 210-402-6022    
James Paine, M.D.
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Practice Location: 7703 Floyd Curl Dr, San Antonio, TX 78229
Phone: 210-257-1400    Fax: 210-257-1428
Dr. Lynn Tavares Parente, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 502 Madison Oak Dr Ste 240, San Antonio, TX 78258
Phone: 210-495-1900    Fax: 210-650-5975
Dr. Antonio Santillan-gomez, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 4411 Medical Dr, Ste. 100, San Antonio, TX 78229
Phone: 210-595-5300    Fax: 210-595-5301
Dr. Rorey Marie Walsh, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 4502 Medical Dr, San Antonio, TX 78229
Phone: 210-616-8100    
Dr. Charles A Holshouser Jr., M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 4499 Medical Dr #183, San Antonio, TX 78229
Phone: 210-692-5200    Fax: 210-692-7725
Patrick Lane Williamson, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 7950 Floyd Curl Drive, Suite 300, San Antonio, TX 78229
Phone: 210-615-6505    Fax: 210-615-1321

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.