Active NPI 1013971662 Individual Practitioner Male Practitioner

Dr. Michael J Garren , MD

Surgery • Madison, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Michael Garren, MD is a certified Surgery practicing in Madison, WI. With approximately 37 years of clinical experience since graduating from University Of Wisconsin School Of Medicine in 1989, Dr. Garren delivers high-quality medical care to the local community at 1 SOUTH PARK ST.

Dr. Garren is affiliated with University Of Wisconsin Medical Foundation Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit, repair of groin hernia using an endoscope. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1 South Park St

Madison, WI 53715

Telephone 6082872100

Fax 6082872324

Associated Practice Facility / Clinic

🏢 University Of Wisconsin Hospitals And Clinics Authority Facility NPI 1922043744

Medicare Profile & Education

Medical School

University Of Wisconsin School Of Medicine

Graduation Year

1989

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Madison, WI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

37 Yrs +17.6 yrs vs City Avg

City Avg: 19.4 Yrs

State Avg: 25.2 Yrs

Regional Practice Density

126 Specialists

Practicing in Madison, WI (765 Statewide)

Telehealth Adoption Rate

17.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

88.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Garren (37 Years) 37 Yrs

Madison Specialty Average (19.4 Years) 19.4 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
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	47	47	$359.00	$75.49
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	35	32	$160.00	$32.69
99213 Established patient office or other outpatient visit, typically 15 minutes	32	31	$234.00	$61.22
49650 Repair of groin hernia using an endoscope	15	15	$4776.00	$450.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	29	29	$346.70	$76.79
99213 Established patient office or other outpatient visit, typically 15 minutes	19	18	$218.30	$61.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$494.30	$124.51
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	15	14	$155.30	$33.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$324.00	$74.45
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$462.00	$127.55
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	12	11	$150.00	$34.17
99213 Established patient office or other outpatient visit, typically 15 minutes	11	11	$204.00	$63.15
49650 Repair of groin hernia using an endoscope	11	11	$4174.55	$452.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$308.00	$74.46
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	27	25	$142.00	$34.12
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	26	26	$440.00	$123.89
49650 Repair of groin hernia using an endoscope	11	11	$4174.55	$433.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	37	37	$293.00	$72.68
99213 Established patient office or other outpatient visit, typically 15 minutes	18	18	$185.00	$49.51
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	17	15	$142.00	$24.56
49650 Repair of groin hernia using an endoscope	16	16	$3835.00	$441.44
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$419.00	$116.53

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99202 New patient office or other outpatient visit, typically 20 minutes	56	56	$213.00	$48.95
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	32	26	$137.00	$24.67
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$280.00	$73.20
99213 Established patient office or other outpatient visit, typically 15 minutes	25	25	$176.00	$49.57
49650 Repair of groin hernia using an endoscope	18	18	$4261.11	$472.05
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	11	11	$254.00	$76.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	44	44	$273.00	$72.56
99213 Established patient office or other outpatient visit, typically 15 minutes	33	33	$171.00	$49.19
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	33	28	$133.00	$24.06
99202 New patient office or other outpatient visit, typically 20 minutes	30	30	$207.00	$48.27
49650 Repair of groin hernia using an endoscope	20	20	$4141.80	$427.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	11	11	$246.00	$75.49

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	77	77	$263.00	$73.05
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	41	34	$128.00	$24.38
99213 Established patient office or other outpatient visit, typically 15 minutes	27	27	$165.00	$49.05
49650 Repair of groin hernia using an endoscope	20	20	$4141.80	$431.49

Medical Specialties & State Licenses

CMS Verified: 2020-12-30

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License WI 31543

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

University Of Wisconsin Medical Foundation Inc

4602 Eastpark Blvd, Madison, WI 537182002

Phone: 6084406400

University Of Wisconsin Medical Foundation Inc

100 N Nine Mound Rd, Verona, WI 535931032

Phone: 6082872770

University Of Wisconsin Medical Foundation Inc

202 S Park St, Madison, WI 537151507

Phone: 6082872050

University Of Wisconsin Medical Foundation Inc

3209 Dryden Dr, Madison, WI 537043015

Phone: 6082872770

University Of Wisconsin Medical Foundation Inc

600 Highland Ave, Madison, WI 537920001

Phone: 6082636400

University Of Wisconsin Medical Foundation Inc

2404 Charles St, Rockford, IL 611081602

Phone: 6082657090

Practice Associates & Co-Workers

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

16 Associated Practitioners

Dr. David Melnick , MD

Surgery

NPI 1023073632

Doctor of Medicine (M.D.)

Dr. Ray King , MD, PhD

Colon & Rectal Surgery

NPI 1336460666

Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Dr. Daniel Mccarthy , MD

Thoracic Surgery (Cardiothoracic Vascular Surgery)

NPI 1417105149

Doctor of Medicine (M.D.)

Dr. Richard Feinberg , MD

Surgery

NPI 1477622421

Doctor of Medicine (M.D.)

Cecily Cassel , PA-C

Physician Assistant - Surgical

NPI 1477919066

Physician Assistant (Certified)

Kayla Steebs , PA-C

Physician Assistant - Surgical

NPI 1548832009

Physician Assistant (Certified)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active February 09, 2009

NPI status registered as active in NPPES database

📍

Updated Practice Location February 09, 2009

Registered at 1 SOUTH PARK ST, MADISON, WI 53715 (Tel: 6082872100)

📍

Updated Business Mailing Address February 09, 2009

Registered at 7974 UW HEALTH CT, MIDDLETON, WI 535625531 (Tel: 6088295485)

👤

Provider Name / Credentials Updated February 09, 2009

Recorded as MICHAEL GARREN, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 09, 2009

Surgery (License #31543 in WI)

🟢

Initial NPI Registration & Enumeration April 12, 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: 1013971662

Entity Type:

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

Enumeration Date: April 12, 2006

Last Update: December 30, 2020

Sole Proprietor: No

Update or Correct Profile

Mailing Address

7974 Uw Health Ct

Middleton, WI 535625531

Phone: 6088295485

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.