Dr. John C. Williamson
- Gender: Male
- Experience: 45 years
- Graduated from: University Of Texas Medical School At San Antonio
- Graduation year: 1976
- Sole propriator: No
- NPI: 1073566709
Dr. John C. Williamson M.D.
Urologist
He is located at 4007 James Casey Street C150 in Austin, TX 78745. Can help patients with the following: Blood in Urine, Hydronephrosis, Kidney Stones, Painful Bladder Syndrome, Prostatitis, Urinary Retention. His National Provider Identifier (NPI) number is 1073566709. Appointment can be made via the phone number (512) 443-5988. He is affiliated with 2 practices and 1 hospitals.
Conditions treated
Dr. John Charles Williamson, being an urologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. John C. Williamson.
- Benign Prostatic Hyperplasia (BPH)
- Bladder Cancer
- Bladder Control
- Bladder Spasms
- Blood in Semen
- Blood in Urine
- Chlamydia
- Epididymitis
- Erectile Dysfunction (ED)
- Hydrocele
- Hydronephrosis
- Infertility
- Kidney Infection
- Kidney Stones
- Mens Health
- Overactive Bladder (OAB)
- Painful Bladder Syndrome
- Premature Ejaculation (PE)
- Priapism
- Prostatitis
- Testicular Torsion
- Undescended Testes
- Urethritis
- Urinary Incontinence (UI)
- Urinary Retention
- Urinary Tract Infection (UTI)
- Uterine Cancer
- Varicocele
Procedures Performed by Dr. John C. Williamson
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. John C. Williamson as in-network for the following 2026 plans.
Health plans
Blue Cross and Blue Shield of Texas
Network data as of Jun 7, 2026, as reported by the insurer.
Show all 19 plans from Blue Cross and Blue Shield of Texas
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Blue Advantage Bronze HMO℠ 204 (27 plan variants) | HMO · Expanded Bronze | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Bronze HMO℠ 301 (14 plan variants) | HMO · Bronze | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Bronze HMO℠ Standard (27 plan variants) | HMO · Expanded Bronze | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Gold HMO℠ 206 (27 plan variants) | HMO · Gold | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Gold HMO℠ 603 (14 plan variants) | HMO · Gold | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Gold HMO℠ Standard (27 plan variants) | HMO · Gold | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Bronze℠ 303 (27 plan variants) | POS · Expanded Bronze | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Bronze℠ 305 (27 plan variants) | POS · Bronze | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Bronze℠ Standard (27 plan variants) | POS · Expanded Bronze | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Gold℠ 203 (27 plan variants) | POS · Gold | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Gold℠ 803 (27 plan variants) | POS · Gold | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Gold℠ Standard (27 plan variants) | POS · Gold | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Silver℠ 202 (27 plan variants) | POS · Silver | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Silver℠ 605 (27 plan variants) | POS · Silver | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Plus Silver℠ Standard (27 plan variants) | POS · Silver | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Security HMO℠ 200 (27 plan variants) | HMO · Catastrophic | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Silver HMO℠ 205 (27 plan variants) | HMO · Silver | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Silver HMO℠ 801 (14 plan variants) | HMO · Silver | Blue Advantage HMO | Accepting new patients |
| Blue Advantage Silver HMO℠ Standard (27 plan variants) | HMO · Silver | Blue Advantage HMO | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. John C. Williamson is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Payments received
Drug payment
| Astellas Pharma | $979 |
| AbbVie | $460 |
| Janssen | $427 |
Other
| Food and Beverage | $4846 |
Spoken languages
- English
- Spanish
Studies
UNIVERSITY OF TEXAS MEDICAL SCHOOL AT SAN ANTONIO
Graduated in 1976
Looking for more Urologists?
There are 6 other urologists in this region.
- Gender: Male
- Address: Suite 107 4207 James Casey Street Austin, 78745, TX
- Gender: Male
- Address: Suite B 4303 James Casey Street Austin, 78745, TX
- Gender: Male
- Address: C150 4007 James Casey Street Austin, 78745, TX
- Gender: Male
- Address: C150 4007 James Casey Street Austin, 78745, TX
- Gender: Male
- Address: Suite 107 4207 James Casey Street Austin, 78745, TX
- Gender: Male
- Address: Suite 101 970 Hesters Crossing Road Round Rock, 78681, TX
Questions & Answers
Does Dr. John Charles Williamson have affiliation with practices?
Dr. John Charles Williamson is affiliated with Urology Austin. For the full list of practices see this list.
Does Dr. John Charles Williamson accept insurance?
Dr. John Charles Williamson is listed in-network for 19 ACA Marketplace (Obamacare/HealthCare.gov) plans from Blue Cross and Blue Shield of Texas. See the Marketplace plans section for details.
Has Dr. John Charles Williamson affiliation with hospitals?
Dr. John Charles Williamson is affiliated with ST DAVID'S SOUTH AUSTIN MEDICAL CENTER.
What conditions does Dr. John Charles Williamson treat?
Dr. John Charles Williamson provides treatment for Blood in Urine, Hydronephrosis, Kidney Stones, Painful Bladder Syndrome, Prostatitis, Urinary Retention. For the full list see this list.