Active NPI 1487612297 Individual Practitioner Male Practitioner

Dr. Peter Bill Petratos , MD

Surgery • Naperville, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Peter Petratos, MD is a certified Surgery practicing in Naperville, IL. With approximately 29 years of clinical experience since graduating from University Of Colorado School Of Medicine, Denver in 1997, Dr. Petratos delivers high-quality medical care to the local community at 1948 THREE FARMS AVE.

Dr. Petratos is affiliated with Endeavor Health Medical Group and accepts Medicare assignment.

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

Practice Location & Contact Primary Location

Practice Address

1948 Three Farms Ave

Naperville, IL 605401105

Telephone 6303555633

Fax 6303555215

Associated Practice Facility / Clinic

🏢 Du Page Medical Group Ltd Facility NPI 1275878134

Medicare Profile & Education

Medical School

University Of Colorado School Of Medicine, Denver

Graduation Year

1997

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Naperville, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

29 Yrs +6.7 yrs vs City Avg

City Avg: 22.3 Yrs

State Avg: 27.3 Yrs

Regional Practice Density

15 Specialists

Practicing in Naperville, IL (1624 Statewide)

Telehealth Adoption Rate

6.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

64.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Petratos (29 Years) 29 Yrs

Naperville Specialty Average (22.3 Years) 22.3 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
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	64	64	$371.00	$176.71
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	36	20	$160.00	$82.88
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	32	32	$293.00	$137.81
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	28	22	$167.00	$59.17
99213 Established patient office or other outpatient visit, typically 15 minutes	26	23	$200.00	$96.58
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	23	23	$428.00	$181.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	20	$278.00	$136.13
49650 Repair of groin hernia using an endoscope	19	19	$1806.11	$523.39
46600 Diagnostic examination of the anus using an endoscope	17	12	$288.00	$126.29
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$254.00	$118.70
47562 Removal of gallbladder using an endoscope	11	11	$2528.00	$736.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	64	64	$283.00	$176.47
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	48	47	$380.00	$182.30
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	46	29	$165.00	$83.19
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	26	16	$92.00	$60.01
99213 Established patient office or other outpatient visit, typically 15 minutes	23	22	$121.00	$95.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	21	20	$175.00	$134.91
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	17	17	$195.00	$119.44
49650 Repair of groin hernia using an endoscope	13	13	$2643.46	$480.59
46600 Diagnostic examination of the anus using an endoscope	12	11	$224.00	$129.69
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	11	11	$3644.55	$615.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	60	60	$283.00	$177.01
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	46	46	$380.00	$208.26
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	42	31	$165.00	$74.96
99213 Established patient office or other outpatient visit, typically 15 minutes	26	25	$121.00	$97.20
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$195.00	$117.16
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	25	17	$92.00	$60.84
46600 Diagnostic examination of the anus using an endoscope	20	17	$224.00	$135.25
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	16	$175.00	$131.39
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	16	16	$3692.50	$569.66
49650 Repair of groin hernia using an endoscope	15	15	$3512.87	$621.86

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	55	31	$165.00	$76.21
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	44	44	$283.00	$181.36
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	38	36	$380.00	$212.29
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$195.00	$121.48
99213 Established patient office or other outpatient visit, typically 15 minutes	27	22	$121.00	$98.55
49650 Repair of groin hernia using an endoscope	18	18	$3614.69	$594.17
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	14	14	$3993.93	$679.46
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	14	11	$92.00	$60.58
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	11	11	$175.00	$139.49

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	48	47	$380.00	$217.99
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	45	27	$165.00	$75.94
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	36	36	$195.00	$116.12
99213 Established patient office or other outpatient visit, typically 15 minutes	26	25	$121.00	$79.55
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	20	12	$92.00	$49.16
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$283.00	$170.03
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	12	12	$3868.33	$713.40

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	56	28	$165.00	$73.61
99213 Established patient office or other outpatient visit, typically 15 minutes	53	44	$121.00	$74.13
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	48	48	$195.00	$114.13
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	44	44	$380.00	$215.04
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	21	19	$92.00	$48.10
45378 Diagnostic exam of large bowel using a flexible endoscope	19	19	$1194.00	$208.31
46600 Diagnostic examination of the anus using an endoscope	17	13	$224.00	$98.80
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	13	13	$3895.38	$712.65

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	48	24	$165.00	$76.49
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	41	39	$380.00	$213.42
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	39	39	$195.00	$114.54
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	37	27	$92.00	$46.31
99213 Established patient office or other outpatient visit, typically 15 minutes	30	27	$121.00	$75.83
45378 Diagnostic exam of large bowel using a flexible endoscope	25	25	$1194.00	$206.70

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	60	60	$195.00	$111.28
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	56	54	$380.00	$213.14
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	47	27	$165.00	$75.63
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	32	24	$92.00	$45.90
99213 Established patient office or other outpatient visit, typically 15 minutes	29	28	$121.00	$73.37
45378 Diagnostic exam of large bowel using a flexible endoscope	22	22	$1194.00	$206.75
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	12	12	$3516.67	$574.00

Medical Specialties & State Licenses

CMS Verified: 2026-01-29

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License IL 036111893

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 - Trauma Surgery

NUCC Taxonomy Code: 2086S0127X

State License IL 036111893

Trauma surgery is a recognized subspecialty of general surgery. Trauma surgeons are physicians who have completed a five-year general surgery residency and usually continue with a one to two year fellowship in trauma and/or surgical critical care, typically leading to additional board certification in surgical critical care. There is no trauma surgery board certification at this point. To obtain board certification in surgical critical care, a fellowship in surgical critical care or anesthesiology critical care must be completed during or after general surgery residency.

Hospital & Practice Group Affiliations

Endeavor Health Medical Group

2650 Ridge Ave, Evanston, IL 602011700

Endeavor Health Medical Group

1948 Three Farms Ave, Naperville, IL 605401105

Phone: 6303555668

Endeavor Health Medical Group

801 S Washington St, Naperville, IL 605407430

Phone: 6305275197

Endeavor Health Medical Group

24600 W 127th St, Plainfield, IL 605859507

Endeavor Health Medical Group

801 S Washington St, Naperville, IL 605407430

Phone: 6305275359

Endeavor Health Medical Group

76 W Countryside Pkwy, Yorkville, IL 605601967

Phone: 6305532722

Practice Associates & Co-Workers

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

13 Associated Practitioners

Carla Nutter , PA-C

Physician Assistant - Surgical

NPI 1013192046

Physician Assistant (Certified)

Dr. Takshaka Patel , MD

Colon & Rectal Surgery

NPI 1053978809

Doctor of Medicine (M.D.)

Dr. Lori Hutcherson , MD

Surgery

NPI 1093102683

Doctor of Medicine (M.D.)

Dr. Ahmad Nourallah , MD

Surgery

NPI 1164965992

Doctor of Medicine (M.D.)

Hannah Madler , PA-C

Physician Assistant - Surgical

NPI 1174340400

Physician Assistant (Certified)

Dr. Robert Payton , MD

Surgery

NPI 1285748582

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

10 Historical Events

📍

Updated Practice Location January 29, 2026

Registered at 1948 THREE FARMS AVE, NAPERVILLE, IL 605401105 (Tel: 6303555633)

📍

Updated Business Mailing Address January 29, 2026

Registered at 2650 RIDGE AVE STE 1223, EVANSTON, IL 602011700 (Tel: 8475702040)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 29, 2026

Surgery (License #036111893 in IL)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 15, 2020

Surgery (License #036-111893 in IL)

✅

NPI Profile Active September 12, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location September 12, 2013

Registered at 10 MARTIN AVE, SUITE 225, NAPERVILLE, IL 605406535 (Tel: 6303555633)

📍

Updated Business Mailing Address September 12, 2013

Registered at 10 MARTIN AVE, SUITE 225, NAPERVILLE, IL 605406535 (Tel: 6303555633)

👤

Provider Name / Credentials Updated September 12, 2013

Recorded as PETER PETRATOS, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 12, 2013

Surgery (License #036111893 in IL)

🟢

Initial NPI Registration & Enumeration May 02, 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: 1487612297

Entity Type:

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

Enumeration Date: May 02, 2006

Last Update: January 29, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2650 Ridge Ave Ste 1223

Evanston, IL 602011700

Phone: 8475702040

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.