Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

William James Parker, MD

Individual provider Surgery Physician · NPI 1295778686

William James Parker, MD is a General Surgery in San Antonio, Texas. Graduated from University of Texas Medical School at Houston in 1989, 37 years ago. Practices with Interventional Partners PLLC, a 95-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
37
Trained at
University of Texas Medical School at Houston
Licensed in
TX
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

19016 Stone Oak Pkwy Ste 180
San Antonio, TX 78258-3281
Phone: (866) 552-4866
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence H8309 (TX)

Record details

NPI number1295778686
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 13, 2006
Last updated in NPPESMarch 12, 2024
Certification dateMarch 12, 2024
Mailing address8135 Forest Ln # 515057, Dallas, TX 75230-2472

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT HOUSTON
Graduated 1989 (37 years in practice)
Group practice Interventional Partners Pllc — 95 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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