Active NPI 1760632384 Individual Practitioner Male Practitioner

Dr. John R. Cheregi , MD

Surgery • Barrington, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Cheregi, MD is a certified Surgery practicing in Barrington, IL. With approximately 19 years of clinical experience since completing medical education in 2007, Dr. Cheregi delivers high-quality medical care to the local community at 802 FOX GLEN CT.

Dr. Cheregi is affiliated with Advanced Surgical Care Of Northern Illinois, Ltd 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, initial hospital care with moderate level of medical decision making, if using time, at least, 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

802 Fox Glen Ct

Barrington, IL 600101860

Telephone 8473818161

Fax 8473818167

Associated Practice Facility / Clinic

🏢 Advanced Surgical Care Of Northern Illinois, Ltd Facility NPI 1922169291

Medicare Profile & Education

Medical School

Other

Graduation Year

2007

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Barrington, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

19 Yrs -8.8 yrs vs City Avg

City Avg: 27.8 Yrs

State Avg: 27.3 Yrs

Regional Practice Density

8 Specialists

Practicing in Barrington, IL (1624 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

62.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Cheregi (19 Years) 19 Yrs

Barrington Specialty Average (27.8 Years) 27.8 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	73	35	$267.63	$120.33
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	42	41	$518.85	$175.63
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	17	$339.83	$126.70

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	47	47	$518.85	$171.46
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	44	29	$267.63	$120.05
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	27	21	$339.83	$130.08
47562 Removal of gallbladder using an endoscope	14	14	$1864.63	$642.20

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	51	29	$275.15	$105.91
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	49	49	$536.03	$205.29
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	16	16	$556.29	$215.60

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	71	36	$278.00	$107.94
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	41	41	$541.00	$209.48
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	19	19	$554.00	$229.39
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	19	13	$286.00	$126.54
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	14	14	$385.00	$183.73

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	69	30	$278.00	$110.17
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	39	39	$541.00	$214.44
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$439.00	$171.88
47562 Removal of gallbladder using an endoscope	11	11	$1766.45	$659.26

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	58	56	$541.00	$214.81
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	49	49	$439.00	$171.40
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	38	16	$278.00	$110.32
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	38	23	$192.00	$77.25
47562 Removal of gallbladder using an endoscope	18	18	$1881.00	$750.58
49650 Repair of groin hernia using an endoscope	14	14	$1219.00	$513.39
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	12	12	$385.00	$152.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	50	27	$192.00	$76.49
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	47	47	$439.00	$173.79
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	32	31	$541.00	$213.35
47562 Removal of gallbladder using an endoscope	15	15	$1797.00	$696.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99221 Initial hospital inpatient care per day, typically 30 minutes	32	30	$182.00	$100.59
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$340.00	$123.52
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	20	$216.00	$75.17
99231 Follow-up hospital inpatient care per day, typically 15 minutes	17	13	$105.00	$38.81

Medical Specialties & State Licenses

CMS Verified: 2022-01-04

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License IL 036124623

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.

Surgery

NUCC Taxonomy Code: 208600000X

State License IL 36-3196629

Surgery

NUCC Taxonomy Code: 208600000X

State License IA 40391

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Employer Id #

36-3196629 (IL)

Hospital & Practice Group Affiliations

Advanced Surgical Care Of Northern Illinois, Ltd

802 Fox Glen Ct, Barrington, IL 600101860

Phone: 8473818161

Secondary Practice Locations

200 Hawkins Dr

Iowa City, IA 522421009

Phone: 3193847359

Practice Associates & Co-Workers

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

4 Associated Practitioners

Dr. David Ondrula , MD

Surgery

NPI 1013950690

Doctor of Medicine (M.D.)

Dr. Jill Motl , MD

Surgery

NPI 1376800284

Doctor of Medicine (M.D.)

Dr. Barry Rosen , MD

Surgery

NPI 1851315949

Doctor of Medicine (M.D.)

Dr. Hsin-Yi Chang , MD

Surgery

NPI 1932296977

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

18 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 04, 2022

Surgery (License #36-3196629 in IL)

📍

Updated Practice Location March 17, 2018

Registered at 802 FOX GLEN CT, BARRINGTON, IL 600101860 (Tel: 8473818161)

📍

Updated Business Mailing Address March 17, 2018

Registered at 802 FOX GLEN CT, BARRINGTON, IL 600101860 (Tel: 8473818161)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 17, 2018

Surgery (License #40391 in IA)

📍

Updated Practice Location March 05, 2018

Registered at 802 FOX GLEN CT, BARRINGTON, IL 600101860 (Tel: 8473818161)

📍

Updated Business Mailing Address March 05, 2018

Registered at 802 FOX GLEN CT, BARRINGTON, IL 600101860 (Tel: 8473818161)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 05, 2018

Surgery (License #40391 in IA)

✅

NPI Profile Active July 31, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location July 31, 2017

Registered at 360 STATION DR FL 3, CRYSTAL LAKE, IL 600147978 (Tel: (847) 802-7230)

📍

Updated Business Mailing Address July 31, 2017

Registered at 360 STATION DR FL 3, CRYSTAL LAKE, IL 600147978 (Tel: (847) 802-7230)

👤

Provider Name / Credentials Updated July 31, 2017

Recorded as JOHN CHEREGI, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 31, 2017

Surgery (License #36-3196629 in IL)

✅

NPI Profile Active July 13, 2012

NPI status registered as active in NPPES database

📍

Updated Practice Location July 13, 2012

Registered at 200 HAWKINS DR, IOWA CITY, IA 522421009 (Tel: 3193847359)

📍

Updated Business Mailing Address July 13, 2012

Registered at 200 HAWKINS DR, IOWA CITY, IA 522421009 (Tel: 3193847359)

👤

Provider Name / Credentials Updated July 13, 2012

Recorded as JOHN CHEREGI, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 13, 2012

Surgery (License #40391 in IA)

🟢

Initial NPI Registration & Enumeration September 19, 2008

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: 1760632384

Entity Type:

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

Enumeration Date: September 19, 2008

Last Update: January 04, 2022

Sole Proprietor: No

Update or Correct Profile

Mailing Address

802 Fox Glen Ct

Barrington, IL 600101860

Phone: 8473818161

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.