Dr. William C. Lewis
- Gender: Male
- Experience: 27 years
- Graduated from: Baylor College Of Medicine
- Graduation year: 1994
- Sole propriator: No
- NPI: 1437237369
Dr. William C. Lewis M.D.
Colorectal Surgeon
He is located at 18707 Hardy Oak Boulevard Suite 210 in San Antonio, TX 78258. Can help patients with the following: Colon Cancer, Crohn's Disease, Enlarged Spleen, Heart Disease, Hemorrhoids, Hernia. His National Provider Identifier (NPI) number is 1437237369. Appointment can be made via the phone number (210) 593-2500. He is affiliated with 2 practices and 2 hospitals.
Conditions treated
Dr. William Cannon Lewis, being an colorectal surgeon, 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 C. Lewis.
- Achalasia
- Anal Fissure
- Appendicitis
- Boils
- Cancer
- Colon Cancer
- Crohn's Disease
- Cyst
- Diverticulosis
- Enlarged Spleen
- Esophageal Cancer
- Gallstones
- Gangrene
- Heart Disease
- Hemorrhoids
- Hernia
- Inflammatory Bowel Disease (IBD)
- Lymphedema
- Pancreatitis
- Peptic Ulcer
- Pilonidal Cyst
- Sebaceous Cyst
- Ulcerative Colitis
Procedures Performed by Dr. William C. Lewis
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. William C. Lewis as in-network for the following 2026 plans.
Health plans
Ambetter from Superior HealthPlan
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 12 plans from Ambetter from Superior HealthPlan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Complete Gold | EPO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Enhanced Diabetes Care Silver with $0 Drug Options | EPO · Silver | Preferred | Accepting new patients |
| Enhanced Diabetes Care Silver with $0 Drug Options + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
| Everyday Gold | EPO · Gold | Preferred | Accepting new patients |
| Everyday Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Focused Silver | EPO · Silver | Preferred | Accepting new patients |
| Focused Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
| Standard Gold | EPO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | EPO · Gold | Preferred | Accepting new patients |
| Standard Silver | EPO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | EPO · Silver | Preferred | Accepting new patients |
Baylor Scott and White Health Plan
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 10 plans from Baylor Scott and White Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| BSW Diabetes Care Gold HMO 014 | HMO · Gold | Bswpremierhmo | Accepting new patients |
| BSW Elite Gold HMO 001 (CMS Standardized Plan with $0 Pediatric PCP copay) | HMO · Gold | Bswpremierhmo | Accepting new patients |
| BSW Elite Gold HMO 004 | HMO · Gold | Bswpremierhmo | Accepting new patients |
| BSW Elite Gold HMO 012 | HMO · Gold | Bswpremierhmo | Accepting new patients |
| BSW Prime Silver HMO 003 (CMS Standardized Plan with $0 Pediatric PCP copay) | HMO · Silver | Bswpremierhmo | Accepting new patients |
| BSW Prime Silver HMO 008 | HMO · Silver | Bswpremierhmo | Accepting new patients |
| BSW Prime Silver HMO 005 | HMO · Silver | Bswpremierhmo | Accepting new patients |
| BSW Savers Bronze HMO H S A 006 | HMO · Expanded Bronze | Bswpremierhmo | Accepting new patients |
| BSW Savers Bronze HMO H S A 007 (CMS Standardized Plan with $0 Pediatric PCP copay) | HMO · Expanded Bronze | Bswpremierhmo | Accepting new patients |
| BSW Savers Bronze HMO H S A 009 | HMO · Expanded Bronze | Bswpremierhmo | Accepting new patients |
Blue Cross and Blue Shield of Texas
Network data as of Jun 7, 2026, as reported by the insurer.
Show all 25 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 |
| MyBlue Health Bronze℠ 402 (13 plan variants) | HMO · Expanded Bronze | Myblue Health | Accepting new patients |
| MyBlue Health Bronze℠ Standard (11 plan variants) | HMO · Expanded Bronze | Myblue Health | Accepting new patients |
| MyBlue Health Gold℠ 403 (13 plan variants) | HMO · Gold | Myblue Health | Accepting new patients |
| MyBlue Health Gold℠ Standard (11 plan variants) | HMO · Gold | Myblue Health | Accepting new patients |
| MyBlue Health Silver℠ 405 (13 plan variants) | HMO · Silver | Myblue Health | Accepting new patients |
| MyBlue Health Silver℠ Standard (11 plan variants) | HMO · Silver | Myblue Health | 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 C. Lewis is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. William C. Lewis is enrolled to bill Medicare as a Practitioner - Colorectal Surgery (proctology) .
Bills through: South Texas Oncology And Hematology, Pllc
Based on Medicare's public enrollment records as of Sep 29, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Intuitive Surgical | $90836 |
| Allergan | $1372 |
| Lifecell | $1095 |
Other
| Travel and Lodging | $40989 |
| Promotional Speaking or Service | $37500 |
| Food and Beverage | $16445 |
Studies
BAYLOR COLLEGE OF MEDICINE
Graduated in 1994Additional Specialities
- Surgeon
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Questions & Answers
Does Dr. William Cannon Lewis have affiliation with practices?
Dr. William Cannon Lewis is affiliated with General Surgical Associates. For the full list of practices see this list.
Where can you meet with Dr. William Cannon Lewis?
Dr. William Cannon Lewis's office is located at 18707 Hardy Oak Boulevard Suite 210 in San Antonio, TX 78258.
Does Dr. William Cannon Lewis accept patients with Ambetter from Superior HealthPlan?
Yes, Dr. William Cannon Lewis is listed in-network for Ambetter from Superior HealthPlan through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Has Dr. William Cannon Lewis affiliation with hospitals?
Dr. William Cannon Lewis is affiliated with METHODIST HOSPITAL. For the full list of hospitals see this list.
What conditions does Dr. William Cannon Lewis treat?
Dr. William Cannon Lewis provides treatment for Colon Cancer, Crohn's Disease, Enlarged Spleen, Heart Disease, Hemorrhoids, Hernia. For the full list see this list.