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Edit this profileAt a glance
- 800 N Westmoreland Rd, Suite 205, Lake Forest, IL 60045
About Dr. Ganshirt
Stephen W. Ganshirt, M.D. practices general surgery in Lake Forest, IL. Stephen is a 1989 graduate of Loyola University of Chicago, Stritch School of Medicine. Stephen is also listed as specializing in surgery. Medicare claims data shows Stephen provided 411 services to 385 patients. The services billed most often include new patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes. The provider's National Provider Identifier (NPI) is 1245200757.
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
- (847) 234-4310
- Email not available
Practice Locations
800 N WESTMORELAND RD SUITE 205
Lake Forest, IL 60045
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
- Anal fissure
- Anal fistula
- Hemorrhoids
- Perianal abscess
- Rectal prolapse
Appendix, bowel, and emergency
- Diverticulitis
- Intra-abdominal abscess
- Mesenteric ischemia
- Peritonitis
Gallbladder and biliary
- Acute gallbladder inflammation
- Biliary dyskinesia
Hernia and abdominal wall
- Belly-button hernia
- Femoral hernia
- Groin hernia
- Hiatal hernia
- Incisional hernia
- Ventral hernia
Skin and soft tissue
- Epidermoid cyst
- Hidradenitis suppurativa
- Lipoma
- Skin and soft-tissue abscess
- Soft-tissue mass
Abdominal
Abdominal wall
Breast
- Benign breast disease
- Breast abscess
- Gynecomastia
Colorectal
Digestive
- Acid reflux
- Acute pancreatitis
- Bleeding Stomach Ulcer
- Bowel Fistula
- Gastroparesis
- Swallowing difficulties
Emergency surgery
Endocrine
Gastrointestinal
Hernia
- Diaphragmatic hernia
- Sports Hernia
- Strangulated 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
- Laparoscopic groin-hernia repair
- Robotic hernia repair
Skin and soft tissue
Abdominal surgery
Abdominal wall
- Abdominal Muscle Separation Repair
Access and nutrition
- Jejunostomy feeding-tube placement
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
- Colostomy Surgery
- Ileostomy Surgery
- Ostomy reversal
Digestive procedures
Endocrine surgery
- Partial Thyroid Removal
Gastrointestinal
Hernia surgery
- Sports hernia surgery
Skin & Soft Tissue
Surgical Oncology
Surgical procedures
Vascular Access
Wound care
- Wound cleaning and debridement
Procedures Most Often Billed to Medicare
411 services · 385 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Repair of groin hernia (5 years or older) | Procedure | 49505 |
39 | More than most peers in General Surgery |
| Partial removal of breast | Procedure | 19301 |
17 | Less often than most peers in General Surgery |
| Repair of groin hernia (5 years or older) | Procedure | 49505 |
13 | More than most peers in General Surgery |
| Removal of gallbladder using an endoscope | Procedure | 47562 |
12 | Less often than most peers in General Surgery |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
114 | More than most peers in General Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
56 | More often than most peers in General Surgery |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
44 | More often than most peers in General Surgery |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
35 | More often than most peers in General Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
30 | As often as other 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 |
29 | As often as other 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 5
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.
More connections — 24 related providers in 3 groups
Trained at Loyola University of Chicago, Stritch School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Loyola University of Chicago, Stritch School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Repair of groin hernia (5 years or older) 8
Providers in IL who bill this service to Medicare most often.
Common questions
What is Stephen W. Ganshirt's specialty?
Stephen W. Ganshirt is a general surgeon in Lake Forest, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “General Surgery”.
NPI registry
Where can I find Stephen W. Ganshirt?
Stephen W. Ganshirt is listed at 800 N Westmoreland Rd Suite 205, Lake Forest, IL 60045. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Stephen W. Ganshirt?
The number on file is (847) 234-4310. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Stephen W. Ganshirt?
Stephen W. Ganshirt's National Provider Identifier is 1245200757. 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
What is Stephen W. Ganshirt's education?
Stephen W. Ganshirt attended Loyola University of Chicago, Stritch School of Medicine, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Stephen W. Ganshirt have?
Stephen W. Ganshirt has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What is Stephen W. Ganshirt known for?
According to Medicare billing data, Stephen W. Ganshirt performs procedures including repair of groin hernia, partial removal of breast and removal of gallbladder using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Stephen W. Ganshirt's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Stephen W. Ganshirt. If this is you, claiming it is free.
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