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Edit this profileAt a glance
- 24411 Health Center Dr, Suite 350, Laguna Hills, CA 92653
About Dr. Wallace
Based in Laguna Hills, CA, William C. Wallace, M.D. is listed in the NPI registry under general surgery. William graduated from University of Vermont College of Medicine in 1996. William is also listed as specializing in surgery. According to Medicare claims data, William cared for 401 Medicare patients across 510 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more. NPI 1528088960 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (949) 457-7900
- Email not available
Practice Locations
24411 HEALTH CENTER DR SUITE 350
Laguna Hills, CA 92653
Conditions Commonly Evaluated or Treated
Within General Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Anorectal
Appendix, bowel, and emergency
Gallbladder and biliary
Hernia and abdominal wall
Skin and soft tissue
Abdominal
Abdominal wall
Breast
Colorectal
Digestive
- Acid reflux
- Acute pancreatitis
- Bleeding Stomach Ulcer
- Bowel Fistula
- Gastroparesis
- Swallowing difficulties
Emergency surgery
Endocrine
Gastrointestinal
Hernia
Infections
Lymphatic
Oncology
Procedures & services
Most searched procedures
Bowel and emergency abdominal
- Colon resection
- Exploratory laparoscopy
- Exploratory laparotomy
- Repair of perforated peptic ulcer
- Small-bowel resection
- Surgery for bowel obstruction
- Surgical drainage of abdominal abscess
- Surgical lysis of adhesions
Gallbladder and appendix
Hernia repair
Skin and soft tissue
Abdominal surgery
Abdominal wall
Access and nutrition
Anorectal
- Anal fistula surgery
- Drainage of anal abscess
- Hemorrhoid removal
- Rubber-band ligation of hemorrhoids
- Surgery for chronic anal fissure
Biopsy
Breast surgery
- Axillary lymph-node dissection
- Excisional biopsy of a breast mass
- Mastectomy
- Sentinel lymph-node biopsy
Breast Surgery
Colorectal
Colorectal surgery
Digestive procedures
Endocrine surgery
Gastrointestinal
Hernia surgery
Skin & Soft Tissue
Surgical Oncology
Surgical procedures
Vascular Access
Wound care
Procedures Most Often Billed to Medicare
510 services · 401 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of growth of sperm cord | Procedure | 55520 |
25 | More often than most peers in General Surgery |
| Repair of groin hernia (5 years or older) | Procedure | 49505 |
19 | More often than most peers in General Surgery |
| Diagnostic exam of anus using an endoscope | Procedure | 46600 |
17 | Less often than most peers in General Surgery |
| Repair of trapped groin hernia (5 years or older) | Procedure | 49507 |
14 | As often as other peers in General Surgery |
| Removal of gallbladder with x-ray study of bile ducts using an endoscope | Procedure | 47563 |
13 | Less often than most peers in General Surgery |
| Diagnostic exam of rectum and lower large bowel using an endoscope | Procedure | 45300 |
11 | Less often than most peers in General Surgery |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
84 | More often than most peers in General Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
76 | More often than most peers in General Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
70 | More often than most peers in General Surgery |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
55 | More often than most peers in General Surgery |
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 general surgeons at this location 1
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 general surgeons in Laguna Hills 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Vermont College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1996 at University of Vermont College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of growth of sperm cord 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is William C. Wallace?
William C. Wallace is a general surgeon in Laguna Hills, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “General Surgery”.
NPI registry
What is William C. Wallace's address?
William C. Wallace is listed at 24411 Health Center Dr Suite 350, Laguna Hills, CA 92653. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with William C. Wallace?
The number on file is (949) 457-7900. Contact the office directly to confirm availability and scheduling.
NPI registry
What is William C. Wallace's NPI number?
William C. Wallace's National Provider Identifier is 1528088960. 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 William C. Wallace train?
William C. Wallace attended University of Vermont College of Medicine, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How long has William C. Wallace been practicing?
William C. Wallace has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What procedures does William C. Wallace perform?
According to Medicare billing data, William C. Wallace performs procedures including removal of growth of sperm cord, repair of groin hernia and diagnostic exam of anus using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has William C. Wallace confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by William C. Wallace. If this is you, claiming it is free.
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