Dr. William L. Duncan
- Gender: Male
- Experience: 23 years
- Sole propriator: No
- NPI: 1780676098
Dr. William L. Duncan JR. M.D.
Urologist
He is located at 1015 Delaware Avenue Suite B in Mccomb, MS 39648. Can help patients with the following: Blood in Semen, Infertility, Urethritis, Urinary Incontinence (UI), Urinary Retention, Uterine Cancer. His National Provider Identifier (NPI) number is 1780676098. Appointment can be made via the phone number (601) 250-4275. He is affiliated with 1 practices.
Conditions treated
Dr. William L. Duncan, 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. William L. Duncan.
- 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. William L. Duncan
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. William L. Duncan as in-network for the following 2026 plans.
Health plans
Ambetter Health
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 14 plans from Ambetter Health
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Choice Bronze HSA | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Choice Bronze HSA + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Complete Gold | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Everyday Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Gold | HMO · Gold | Preferred | Accepting new patients |
| Everyday Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Standard Expanded Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Gold | HMO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Standard Silver | HMO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | HMO · Silver | Preferred | 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. William L. Duncan 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
| Coloplast | $511 |
| Astellas Pharma | $418 |
| Ethicon Us | $60 |
Other
| Food and Beverage | $730 |
| Travel and Lodging | $503 |
| Consulting | $30 |
Additional Specialities
- Specialist
Looking for more Urologists?
Here are urologists in Mississippi you may want to explore.
- Gender: Male
- Address: Suite 360 971 Lakeland Drive Jackson, 39216, MS
- Gender: Female
- Address: 139 Fairfield Drive Hattiesburg, 39402, MS
- Gender: Male
- Address: 2500 North State Street Jackson, 39216, MS
- Gender: Male
- Address: 2200 Highway 61 North Vicksburg, 39183, MS
- Gender: Male
- Address: 1600 22nd Avenue Meridian, 39301, MS
- Gender: Male
- Address: 205 8th Street Greenwood, 38930, MS
- Gender: Male
- Address: 1015 Delaware Avenue Suite B Mccomb, 39648, MS
- Gender: Male
- Address: 415 South 28th Avenue Hattiesburg, 39401, MS
- Gender: Male
- Address: Suite A1 499 Gloster Creek Village Tupelo, 38801, MS
- Gender: Male
- Address: Suite A1 499 Gloster Creek Village Tupelo, 38801, MS
Questions & Answers
Does Dr. William L. Duncan have affiliation with practices?
Dr. William L. Duncan is affiliated with Southwest Urology Clinic.
What conditions does Dr. William L. Duncan treat?
Dr. William L. Duncan provides treatment for Blood in Semen, Infertility, Urethritis, Urinary Incontinence (UI), Urinary Retention, Uterine Cancer. For the full list see this list.
Where can you meet with Dr. William L. Duncan?
Dr. William L. Duncan's office is located at 1015 Delaware Avenue Suite B in Mccomb, MS 39648.
Does Dr. William L. Duncan accept patients with Ambetter Health?
Yes, Dr. William L. Duncan is listed in-network for Ambetter Health through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.