NPI age
20 years
Enumerated 2005-07-06
● Active
Type 1 · Individual
DR. William Overton Kirk, MD
Kirk is 1 of 56 surgery providers in San Antonio and 1 of 489 in Texas.
Primary specialty
Surgery
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2023-07-21
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 489 active surgery providers in Texas.
NPI age
20 years
↑ 3 yr above median (17 yr)
State licenses
1 state
16% of peers hold multiple states
Subspecialties
1
In the 49% of peers with subspecialties
NPI lifetime · 2005 → 2026
2005-07Enumerated in NPPES
2005
2026
Where they practice
Practice location
610 N. Main Avenue
San Antonio, TX 782051204
Mailing address
610 North Main, Second Floor
San Antonio, TX 782051204
Additional practice locations
1 secondary location on file with NPPES.
Location 2
8811 Village Dr, Ste 150
San Antonio, TX 782175415
Specialties
-
Surgery PrimaryA surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.
-
SurgeryA general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 124726404 |
Practice context
Part of a multi-provider practice. 1 other active provider shares this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.