Physician Profile
Unclaimed ProfileAbout KIRK
William Overton Kirk, MD is a healthcare provider in San Antonio, TX specializing in vascular surgery. William trained at University of Texas Southwestern Medical School at Dallas, graduating in 1998. William is also listed as specializing in surgery. According to Medicare claims data, William cared for 873 Medicare patients across 1,117 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (210) 225-6508
- Email not available
Practice Locations
610 N. MAIN AVENUE
San Antonio, TX 78205
Procedures Most Often Billed to Medicare
1,117 services · 873 patients · 14 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ultrasound study of arm and leg arteries | Treatment | 93922 |
210 |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
126 |
| Ultrasound of one leg arteries or artery grafts | Treatment | 93926 |
56 |
| Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts | Treatment | 93978 |
44 |
| Ultrasound study of one arm or leg veins with compression and maneuvers | Treatment | 93971 |
42 |
| Ultrasound of aorta, vena cava, groin vessels or bypass grafts | Treatment | 93979 |
25 |
| Ultrasound of hemodialysis access | Treatment | 93990 |
16 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
298 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
128 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
97 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other vascular surgeons at this location 3
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other vascular surgeons in San Antonio 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at University of Texas Southwestern Medical School at Dallas 8
Other providers in the same specialty who trained at the same institution.
Class of 1998 at University of Texas Southwestern Medical School at Dallas 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound study of arm and leg arteries 7
Providers in TX who bill this service to Medicare most often.
Common questions
What does Dr. Kirk specialize in?
Dr. Kirk is a vascular surgeon in San Antonio, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “VASCULAR SURGERY”.
NPI registry
Where is Dr. Kirk located?
Dr. Kirk is listed at 610 N. MAIN AVENUE, San Antonio, TX 78205. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Kirk's phone number?
The number on file is (210) 225-6508. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Kirk's NPI number?
Dr. Kirk's National Provider Identifier is 1932106804. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Kirk go to medical school?
Dr. Kirk attended University of Texas Southwestern Medical School at Dallas, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Kirk been practicing?
Dr. Kirk has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Kirk do most often?
According to Medicare billing data, Dr. Kirk provides treatments such as ultrasound study of arm and leg arteries and ultrasound of both sides of head and neck blood flow, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Kirk confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Kirk. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.