Active NPI 1538155569 Individual Practitioner Male Practitioner

Dr. Dennis Frederick Zagrodnik , MD

Surgery • Summit, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Dennis Zagrodnik, MD is a certified Surgery practicing in Summit, WI. With approximately 29 years of clinical experience since graduating from Medical College Of Wisconsin in 1997, Dr. Zagrodnik delivers high-quality medical care to the local community at 36500 AURORA DR.

Dr. Zagrodnik is affiliated with Aurora Medical Group, Inc. and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, critical care, first, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

36500 Aurora Dr

Summit, WI 530664899

Telephone 2624345000

Fax 2624347250

Associated Practice Facility / Clinic

🏢 Aurora Health Care Ventures Inc. Facility NPI 1376791020

Medicare Profile & Education

Medical School

Medical College Of Wisconsin

Graduation Year

1997

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Summit, WI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

29 Yrs +10.2 yrs vs City Avg

City Avg: 18.8 Yrs

State Avg: 25.2 Yrs

Regional Practice Density

6 Specialists

Practicing in Summit, WI (765 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

85.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Zagrodnik (29 Years) 29 Yrs

Summit Specialty Average (18.8 Years) 18.8 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
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	85	44	$525.00	$109.52
99291 Critical care, first 30-74 minutes	64	27	$2590.00	$194.99
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	48	43	$515.00	$118.93
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	42	40	$915.00	$160.03
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	32	32	$510.00	$103.76
99213 Established patient office or other outpatient visit, typically 15 minutes	27	24	$350.00	$84.37
36471 Injection of chemical agent into multiple incompetent veins of leg	26	16	$1561.92	$195.83
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	22	18	$390.00	$72.81
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	16	$725.00	$162.38
99239 Hospital discharge day management, more than 30 minutes	15	15	$700.00	$105.84

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	63	34	$500.00	$111.96
99291 Critical care, first 30-74 minutes	54	22	$2510.00	$202.19
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	48	40	$490.00	$120.59
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	47	47	$485.00	$104.75
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	40	39	$875.00	$164.77
99213 Established patient office or other outpatient visit, typically 15 minutes	36	32	$330.00	$86.51
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	32	26	$370.00	$73.25
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	15	15	$690.00	$171.79
99239 Hospital discharge day management, more than 30 minutes	14	14	$670.00	$109.36

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	121	54	$480.00	$95.33
99291 Critical care, first 30-74 minutes	89	45	$2440.00	$204.59
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	59	50	$465.00	$122.54
99213 Established patient office or other outpatient visit, typically 15 minutes	46	42	$313.00	$87.24
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$460.00	$107.18
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	28	28	$835.00	$181.61
36471 Injection of chemical agent into multiple incompetent veins of leg	24	14	$1650.00	$228.48
99292 Critical care, each additional 30 minutes	21	14	$1220.00	$69.14
99239 Hospital discharge day management, more than 30 minutes	16	16	$640.00	$94.30
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	13	13	$658.00	$174.35

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	105	36	$450.00	$99.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	73	63	$435.00	$123.68
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	46	46	$430.00	$107.73
99213 Established patient office or other outpatient visit, typically 15 minutes	42	38	$295.00	$83.30
99291 Critical care, first 30-74 minutes	40	22	$2320.00	$210.67
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	28	27	$790.00	$188.78
36471 Injection of chemical agent into multiple incompetent veins of leg	25	18	$1231.20	$201.83
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	21	20	$620.00	$175.88
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	18	16	$1550.00	$120.04
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	16	11	$330.00	$67.78
93970 Ultrasound study of arm or leg veins with compression and maneuvers	15	15	$2290.00	$190.97
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	14	12	$12300.00	$1243.67
99239 Hospital discharge day management, more than 30 minutes	13	13	$580.00	$102.54

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	81	33	$430.00	$102.14
99291 Critical care, first 30-74 minutes	49	19	$2220.00	$216.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	45	39	$416.00	$105.85
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	36	36	$407.00	$102.87
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	33	33	$750.00	$198.15
99213 Established patient office or other outpatient visit, typically 15 minutes	32	28	$281.00	$70.56
36471 Injection of chemical agent into multiple incompetent veins of leg	25	17	$1284.00	$209.08
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	16	$590.00	$142.52
99443 Telephone medical discussion with physician, 21-30 minutes	15	15	$310.00	$106.48
99239 Hospital discharge day management, more than 30 minutes	13	12	$580.00	$104.96

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	131	51	$419.00	$99.41
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	84	69	$393.00	$104.29
99291 Critical care, first 30-74 minutes	65	25	$2160.00	$198.81
99213 Established patient office or other outpatient visit, typically 15 minutes	54	44	$265.00	$70.64
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	39	39	$389.00	$103.43
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	38	35	$721.00	$196.18
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	28	27	$567.00	$141.22
36471 Injection of chemical agent into multiple incompetent veins of leg	28	17	$1082.14	$191.66
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	19	13	$307.00	$70.57
99239 Hospital discharge day management, more than 30 minutes	17	17	$563.00	$104.33
93970 Ultrasound study of arm or leg veins with compression and maneuvers	14	14	$2120.00	$189.51
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	12	11	$1430.00	$117.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	139	50	$399.00	$99.64
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	88	67	$374.00	$100.98
99291 Critical care, first 30-74 minutes	60	23	$2120.00	$212.22
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	55	55	$370.00	$100.73
99213 Established patient office or other outpatient visit, typically 15 minutes	36	35	$252.00	$70.01
36471 Injection of chemical agent into multiple incompetent veins of leg	29	14	$1117.31	$188.86
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	28	28	$687.00	$194.25
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	26	25	$540.00	$138.97
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	18	15	$182.00	$41.98
93970 Ultrasound study of arm or leg veins with compression and maneuvers	18	18	$2050.00	$189.65
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$554.00	$156.81

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	102	74	$356.00	$101.93
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	78	37	$380.00	$94.59
99213 Established patient office or other outpatient visit, typically 15 minutes	46	42	$240.00	$68.50
99291 Critical care, first 30-74 minutes	44	21	$2019.00	$213.51
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	34	31	$514.00	$130.43
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$352.00	$103.04
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	24	24	$654.00	$181.05
36471 Injection of chemical agent into multiple incompetent veins of leg	24	16	$1046.50	$175.39
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	23	17	$1367.00	$114.78
36475 Destruction of insufficient vein of arm or leg, accessed through the skin	18	15	$9857.00	$1443.37
93970 Ultrasound study of arm or leg veins with compression and maneuvers	17	16	$2020.00	$177.08
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	17	16	$173.00	$37.32
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$528.00	$156.38

Medical Specialties & State Licenses

CMS Verified: 2024-07-02

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License WI 49528-020

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

34900300 (WI)

Hospital & Practice Group Affiliations

Aurora Medical Group, Inc.

W231 N1440 Corporate Court, Waukesha, WI 531861303

Phone: 2628966070

Aurora Medical Group, Inc.

1020 N 12th St, Milwaukee, WI 532331308

Phone: 4142193056

Aurora Medical Group, Inc.

36500 Aurora Dr, Summit, WI 530664899

Phone: 2624345000

Practice Associates & Co-Workers

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

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Career & Practice History Timeline

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

7 Historical Events

📍

Updated Business Mailing Address July 02, 2024

Registered at PO BOX 735044, CHICAGO, IL 606735044 (Tel: 8003262250)

✅

NPI Profile Active September 17, 2012

NPI status registered as active in NPPES database

📍

Updated Practice Location September 17, 2012

Registered at 36500 AURORA DR, SUMMIT, WI 530664899 (Tel: 2624345000)

📍

Updated Business Mailing Address September 17, 2012

Registered at 1006 N BLUESPRUCE CIR, HARTLAND, WI 530298681

👤

Provider Name / Credentials Updated September 17, 2012

Recorded as DENNIS ZAGRODNIK, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 17, 2012

Surgery (License #49528-020 in WI)

🟢

Initial NPI Registration & Enumeration September 26, 2005

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: 1538155569

Entity Type:

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

Enumeration Date: September 26, 2005

Last Update: July 02, 2024

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 735044

Chicago, IL 606735044

Phone: 8003262250

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.