Active NPI 1629126651 Individual Practitioner Male Practitioner

Dr. Joaquin J Estrada , MD

Colon & Rectal Surgery • Chicago, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Joaquin Estrada, MD is a certified Colon & Rectal Surgery practicing in Chicago, IL. With approximately 23 years of clinical experience since graduating from University Of California, Geffen School Of Medicine in 2003, Dr. Estrada delivers high-quality medical care to the local community at 900 W NELSON ST.

Dr. Estrada is affiliated with Advocate Health And Hospitals Corporation and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, new patient outpatient office visit, subsequent hospital care with moderate levelof 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

900 W Nelson St

Chicago, IL 606576704

Telephone 7732967095

Fax 7732969420

Associated Practice Facility / Clinic

🏢 Advocate Health And Hospitals Corporation Facility NPI 1700824455

Medicare Profile & Education

Medical School

University Of California, Geffen School Of Medicine

Graduation Year

2003

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Colon & Rectal Surgery in Chicago, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

23 Yrs +3.4 yrs vs City Avg

City Avg: 19.6 Yrs

State Avg: 24.6 Yrs

Regional Practice Density

45 Specialists

Practicing in Chicago, IL (99 Statewide)

Telehealth Adoption Rate

22.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

77.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Estrada (23 Years) 23 Yrs

Chicago Specialty Average (19.6 Years) 19.6 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
99213 Established patient office or other outpatient visit, typically 15 minutes	85	61	$198.00	$67.34
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	53	53	$370.00	$139.18
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	51	32	$177.00	$81.16
46600 Diagnostic examination of the anus using an endoscope	46	40	$261.00	$44.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	45	39	$279.00	$98.83
45380 Biopsy of large bowel using an endoscope	32	32	$1312.00	$161.82
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	15	$315.00	$135.01
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	12	12	$1689.00	$266.33
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$489.00	$175.66

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	74	52	$178.00	$66.20
46600 Diagnostic examination of the anus using an endoscope	48	37	$261.00	$45.01
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	43	38	$259.00	$100.86
45380 Biopsy of large bowel using an endoscope	36	36	$1312.00	$174.74
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$352.00	$135.86
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	25	15	$168.00	$82.93
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	11	11	$1180.00	$160.94
91122 Study of rectum sensitivity and function	11	11	$318.00	$90.50

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	62	49	$235.00	$102.85
99213 Established patient office or other outpatient visit, typically 15 minutes	55	44	$161.00	$70.97
45380 Biopsy of large bowel using an endoscope	48	48	$1312.00	$171.59
46600 Diagnostic examination of the anus using an endoscope	44	40	$261.00	$44.79
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$352.00	$143.11
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	23	16	$168.00	$74.80
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	19	17	$235.00	$132.75
99213 Established patient office or other outpatient visit, typically 15 minutes	17	15	$161.00	$89.94
46600 Diagnostic examination of the anus using an endoscope	15	14	$261.00	$103.86
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	14	14	$1689.00	$256.45
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$352.00	$172.13
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$465.00	$196.39
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	12	11	$300.00	$142.27
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	12	11	$332.00	$146.40

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	124	95	$153.00	$70.63
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	56	56	$341.00	$145.08
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	56	51	$224.00	$103.05
46600 Diagnostic examination of the anus using an endoscope	46	41	$249.00	$44.22
45380 Biopsy of large bowel using an endoscope	40	40	$1312.00	$184.68
99213 Established patient office or other outpatient visit, typically 15 minutes	23	16	$153.00	$91.29
91122 Study of rectum sensitivity and function	16	16	$318.00	$93.82
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	14	14	$437.00	$211.10
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	14	14	$341.00	$178.93
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	11	$224.00	$137.74
76872 Ultrasound scan of pelvic region through rectum	13	13	$181.00	$34.39
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	11	11	$1689.00	$277.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	99	69	$146.00	$55.02
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	59	51	$213.00	$82.18
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	49	48	$341.00	$138.99
46600 Diagnostic examination of the anus using an endoscope	41	33	$241.00	$44.75
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	33	15	$168.00	$70.26
45380 Biopsy of large bowel using an endoscope	29	29	$1312.00	$186.10
99443 Telephone medical discussion with physician, 21-30 minutes	25	24	$146.00	$85.18
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	23	23	$437.00	$216.39
49905 Repair of abdomen using abdominal lining graft	16	16	$1593.00	$395.09
15860 Injection of agent into vein to assess blood flow of skin graft or flap	12	12	$548.00	$62.20

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	141	96	$146.00	$54.34
46600 Diagnostic examination of the anus using an endoscope	74	61	$211.00	$45.08
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	69	69	$341.00	$138.68
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	51	47	$213.00	$84.02
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	42	21	$168.00	$77.75
45380 Biopsy of large bowel using an endoscope	37	37	$1312.00	$211.68
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	13	13	$430.00	$216.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	136	98	$141.68	$54.01
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	72	71	$325.72	$137.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	70	65	$202.71	$83.17
46600 Diagnostic examination of the anus using an endoscope	59	47	$208.63	$45.25
45380 Biopsy of large bowel using an endoscope	28	28	$1278.25	$160.50
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	27	19	$164.67	$77.33
91122 Study of rectum sensitivity and function	24	23	$324.67	$85.26
76872 Ultrasound scan of pelvic region through rectum	20	20	$174.25	$35.16
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	17	17	$392.29	$172.03
76975 Supervision and interpretation of ultrasound of digestive tract using an endoscope	15	15	$208.67	$45.47
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	14	$292.20	$145.98
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	11	11	$1630.82	$289.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	92	67	$134.00	$54.05
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	74	59	$92.00	$27.10
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	41	41	$292.88	$137.36
46600 Diagnostic examination of the anus using an endoscope	37	35	$207.00	$45.72
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	30	30	$186.00	$6.43
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	24	21	$189.00	$83.26
45380 Biopsy of large bowel using an endoscope	22	22	$1249.00	$180.57
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$190.00	$83.46

Medical Specialties & State Licenses

CMS Verified: 2026-03-04

Colon & Rectal Surgery Primary Specialty

NUCC Taxonomy Code: 208C00000X

State License IL 036-125251

A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.

Surgery

NUCC Taxonomy Code: 208600000X

State License IL 036.125251

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 CA A91251

Hospital & Practice Group Affiliations

Advocate Health And Hospitals Corporation

3134 N Clark St, Chicago, IL 606574414

Phone: 7732965420

Advocate Health And Hospitals Corporation

214 Mchenry Rd, Buffalo Grove, IL 600896748

Phone: 8474591160

Advocate Health And Hospitals Corporation

900 W Nelson St, Chicago, IL 606576704

Phone: 7732967089

Advocate Health And Hospitals Corporation

900 W Nelson St, Chicago, IL 606576704

Phone: 7732967095

Advocate Health And Hospitals Corporation

836 W Wellington, Chicago, IL 606575147

Phone: 7732967147

Advocate Health And Hospitals Corporation

3815 Highland Ave, Downers Grove, IL 605151500

Advocate Health And Hospitals Corporation

836 W Wellington Ave, Chicago, IL 606575147

Practice Associates & Co-Workers

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

7 Associated Practitioners

Dr. Jared Emolo , MD

Colon & Rectal Surgery

NPI 1073927745

Doctor of Medicine (M.D.)

Dr. Faris Murad , MD

Internal Medicine - Gastroenterology

NPI 1205970563

Doctor of Medicine (M.D.)

Dr. Krutika Lakhoo , MD

Internal Medicine - Gastroenterology

NPI 1407199458

Doctor of Medicine (M.D.)

Ifunanya Chris-Ukah

Physician Assistant

NPI 1669105250

Dr. Jan Kaminski , MD

Surgery

NPI 1710206131

Doctor of Medicine (M.D.)

Dr. Alexander Hristov , MD

Internal Medicine - Gastroenterology

NPI 1770939969

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

9 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 04, 2026

Surgery (License #036.125251 in IL)

📍

Updated Practice Location July 08, 2025

Registered at 900 W NELSON ST, CHICAGO, IL 606576704 (Tel: 7732967095)

📍

Updated Business Mailing Address July 08, 2025

Registered at 29373 NETWORK PL, CHICAGO, IL 606731293

✅

NPI Profile Active June 02, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location June 02, 2011

Registered at 836 W WELLINGTON AVENUE, ROOM G 154, CHICAGO, IL 60657 (Tel: 7732967159)

📍

Updated Business Mailing Address June 02, 2011

Registered at 836 W WELLINGTON AVENUE, ROOM G 154, CHICAGO, IL 60657 (Tel: 7732967159)

👤

Provider Name / Credentials Updated June 02, 2011

Recorded as JOAQUIN ESTRADA, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 02, 2011

Surgery (License #036.125251 in IL)

🟢

Initial NPI Registration & Enumeration January 08, 2007

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: 1629126651

Entity Type:

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

Enumeration Date: January 08, 2007

Last Update: March 04, 2026

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

29373 Network Pl

Chicago, IL 606731293

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.