Active NPI 1245200757 Individual Practitioner Male Practitioner

Dr. Stephen W Ganshirt , MD

Surgery • Lake Forest, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Stephen Ganshirt, MD is a certified Surgery practicing in Lake Forest, IL. With approximately 37 years of clinical experience since graduating from Loyola University Of Chicago, Stritch School Of Medicine in 1989, Dr. Ganshirt delivers high-quality medical care to the local community at 800 N WESTMORELAND RD.

Dr. Ganshirt is affiliated with Northwestern Medical Faculty Foundation and accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit, follow-up hospital inpatient care per day. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

800 N Westmoreland Rd
Suite 205

Lake Forest, IL 600451673

Telephone 8472344310

Fax 8472344336

Associated Practice Facility / Clinic

🏢 Lake Forest Medical Sc Facility NPI 1932183365

Medicare Profile & Education

Medical School

Loyola University Of Chicago, Stritch School Of Medicine

Graduation Year

1989

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Lake Forest, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

37 Yrs +10.2 yrs vs City Avg

City Avg: 26.8 Yrs

State Avg: 27.3 Yrs

Regional Practice Density

6 Specialists

Practicing in Lake Forest, IL (1624 Statewide)

Telehealth Adoption Rate

33.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

77.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ganshirt (37 Years) 37 Yrs

Lake Forest Specialty Average (26.8 Years) 26.8 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	114	114	$733.00	$232.70
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	56	51	$323.00	$133.95
99231 Follow-up hospital inpatient care per day, typically 15 minutes	44	30	$119.00	$52.00
49505 Repair of groin hernia (5 years or older)	39	39	$2602.05	$586.03
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	35	35	$434.00	$192.01
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$406.00	$118.77
99213 Established patient office or other outpatient visit, typically 15 minutes	29	24	$219.00	$96.56
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$591.00	$177.45
19301 Partial removal of breast	17	15	$4000.00	$691.96
49505 Repair of groin hernia (5 years or older)	13	13	$2537.00	$559.24
47562 Removal of gallbladder using an endoscope	12	12	$3780.00	$735.25

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	114	114	$733.00	$232.90
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	46	43	$323.00	$134.92
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	35	35	$406.00	$119.40
49505 Repair of groin hernia (5 years or older)	33	33	$2613.88	$590.59
99231 Follow-up hospital inpatient care per day, typically 15 minutes	31	18	$119.00	$50.96
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	29	17	$217.00	$80.32
99213 Established patient office or other outpatient visit, typically 15 minutes	27	23	$219.00	$95.49
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	25	25	$591.00	$176.45
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	19	19	$434.00	$188.94
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	18	18	$487.67	$137.25
49505 Repair of groin hernia (5 years or older)	12	12	$2748.42	$605.97
19301 Partial removal of breast	12	12	$4000.00	$732.62
47562 Removal of gallbladder using an endoscope	11	11	$3780.00	$732.34

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	85	85	$733.00	$234.96
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	54	50	$323.00	$134.19
99231 Follow-up hospital inpatient care per day, typically 15 minutes	46	26	$119.00	$38.47
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	40	40	$406.00	$120.70
99213 Established patient office or other outpatient visit, typically 15 minutes	28	26	$219.00	$96.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	27	27	$591.00	$179.86
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	24	23	$434.00	$186.50
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	24	24	$481.63	$139.00
19301 Partial removal of breast	20	19	$4000.00	$725.19
49505 Repair of groin hernia (5 years or older)	18	18	$2537.00	$576.17
47562 Removal of gallbladder using an endoscope	14	14	$3780.00	$747.84

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	101	101	$691.30	$235.74
99231 Follow-up hospital inpatient care per day, typically 15 minutes	70	36	$119.00	$40.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	66	57	$323.00	$138.66
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	30	29	$434.00	$193.69
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$564.31	$180.15
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	28	26	$507.00	$143.70
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	25	18	$217.00	$75.72
99213 Established patient office or other outpatient visit, typically 15 minutes	21	21	$219.00	$97.91
47562 Removal of gallbladder using an endoscope	20	20	$3591.00	$685.32
49505 Repair of groin hernia (5 years or older)	19	19	$2937.58	$638.71
19301 Partial removal of breast	17	17	$4000.00	$745.08
49505 Repair of groin hernia (5 years or older)	15	15	$2706.13	$611.80
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$591.00	$145.54
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$393.33	$120.88
99221 Initial hospital inpatient care per day, typically 30 minutes	11	11	$354.00	$107.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	79	79	$630.47	$217.26
99231 Follow-up hospital inpatient care per day, typically 15 minutes	44	26	$119.00	$42.34
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	43	40	$323.00	$117.12
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	30	16	$219.40	$77.50
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	28	27	$434.00	$157.04
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$508.74	$177.77
99221 Initial hospital inpatient care per day, typically 30 minutes	18	18	$354.00	$110.53
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	14	14	$507.00	$148.57
99213 Established patient office or other outpatient visit, typically 15 minutes	13	13	$219.00	$80.98
47562 Removal of gallbladder using an endoscope	13	13	$3780.00	$760.19
19301 Partial removal of breast	13	13	$4000.00	$759.12
49505 Repair of groin hernia (5 years or older)	12	12	$2537.00	$554.33
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$330.00	$116.30

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	71	71	$629.56	$220.56
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	55	48	$323.00	$115.48
99231 Follow-up hospital inpatient care per day, typically 15 minutes	27	18	$119.00	$39.55
99213 Established patient office or other outpatient visit, typically 15 minutes	24	22	$219.00	$78.97
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$516.73	$175.56
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	22	22	$434.00	$150.04
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	21	$507.00	$146.13
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$335.07	$115.97
49505 Repair of groin hernia (5 years or older)	12	12	$2537.00	$593.05
99221 Initial hospital inpatient care per day, typically 30 minutes	11	11	$354.00	$108.86
47562 Removal of gallbladder using an endoscope	11	11	$3608.18	$694.14
19301 Partial removal of breast	11	11	$4000.00	$742.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	96	96	$631.75	$218.77
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	62	53	$323.00	$113.03
99231 Follow-up hospital inpatient care per day, typically 15 minutes	47	27	$119.00	$41.31
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	31	31	$524.42	$173.94
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	26	26	$507.00	$144.20
99213 Established patient office or other outpatient visit, typically 15 minutes	25	25	$219.00	$76.76
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	23	23	$434.00	$152.58
49505 Repair of groin hernia (5 years or older)	23	23	$2647.30	$568.96
19301 Partial removal of breast	18	18	$4000.00	$727.16
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$330.00	$114.27
47562 Removal of gallbladder using an endoscope	12	12	$3465.00	$634.96
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$591.00	$136.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	76	69	$323.00	$110.44
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	55	55	$630.89	$218.00
99231 Follow-up hospital inpatient care per day, typically 15 minutes	51	28	$119.00	$41.34
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	46	46	$514.35	$173.40
99213 Established patient office or other outpatient visit, typically 15 minutes	46	40	$219.00	$75.73
19301 Partial removal of breast	34	33	$4000.00	$723.24
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	26	25	$507.00	$144.27
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	23	23	$434.00	$147.69
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$344.48	$114.66
49505 Repair of groin hernia (5 years or older)	20	20	$2537.00	$540.27
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	18	18	$2094.00	$251.21
38900 Lymph node imaging during surgery	17	17	$840.00	$157.09

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License IL 036-088721

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Hospital & Practice Group Affiliations

Northwestern Medical Faculty Foundation

600 N Westmoreland Rd, Lake Forest, IL 600451659

Phone: 8475359510

Northwestern Medical Faculty Foundation

660 N Westmoreland Rd, Lake Forest, IL 600451673

Phone: 3129266146

Northwestern Medical Faculty Foundation

1000 Westmoreland Rd, Lake Forest, IL 600451659

Phone: 8472345600

Northwestern Medical Faculty Foundation

675 N Saint Clair St, Chicago, IL 606115975

Northwestern Medical Faculty Foundation

1000 N Westmoreland Rd, Lake Forest, IL 600451659

Phone: 8475358500

Northwestern Medical Faculty Foundation

800 N W Moreland Rd, Lake Forest, IL 600451687

Phone: 8475822104

Northwestern Medical Faculty Foundation

660 N Westmoreland Rd, Lake Forest, IL 600451659

Phone: 8472345600

Northwestern Medical Faculty Foundation

675 N St Clair, Chicago, IL 606115975

Northwestern Medical Faculty Foundation

1475 E Belvidere Rd, Grayslake, IL 600302012

Northwestern Medical Faculty Foundation

800 N Westmoreland Rd, Lake Forest, IL 600451687

Phone: 8475357647

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

11 Associated Practitioners

Dr. James Frydman , MD

Surgery

NPI 1104881218

Doctor of Medicine (M.D.)

Dr. Salman Ali Khan , MD

Internal Medicine - Gastroenterology

NPI 1306253349

Doctor of Medicine (M.D.)

Stacey Lewis , PA-C

Physician Assistant

NPI 1396298311

Physician Assistant (Certified)

Dr. Kim Sobinsky , MD

Surgery

NPI 1447220942

Doctor of Medicine (M.D.)

Dr. Daniel Davila , MD

Surgery

NPI 1558637124

Doctor of Medicine (M.D.)

Dr. Matthew Schaff , MD

Urology

NPI 1568725224

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

11 Historical Events

✅

NPI Profile Active October 03, 2017

NPI status registered as active in NPPES database

📍

Updated Business Mailing Address October 03, 2017

Registered at 800 N WESTMORELAND RD STE 100, LAKE FOREST, IL 600451671 (Tel: 8472344310)

📍

Updated Practice Location October 03, 2017

Registered at 800 N WESTMORELAND RD, SUITE 205, LAKE FOREST, IL 600451673 (Tel: 8472344310)

👤

Provider Name / Credentials Updated October 03, 2017

Recorded as STEPHEN GANSHIRT, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 03, 2017

Surgery (License #036-088721 in IL)

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 800 N WESTMORELAND RD, SUITE 205, LAKE FOREST, IL 600451673 (Tel: 8472344310)

📍

Updated Business Mailing Address July 08, 2007

Registered at 800 N WESTMORELAND RD, SUITE 205, LAKE FOREST, IL 600451673 (Tel: 8472344310)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as STEPHEN GANSHIRT, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Surgery

🟢

Initial NPI Registration & Enumeration January 25, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1245200757

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: January 25, 2006

Last Update: October 03, 2017

Sole Proprietor: No

Update or Correct Profile

Mailing Address

800 N Westmoreland Rd Ste 100

Lake Forest, IL 600451671

Phone: 8472344310

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.