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Active NPI 1669834313 Individual Practitioner Male Practitioner

John Klein

Surgery • Chicago, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

John Klein is a certified Surgery practicing in Chicago, IL. With approximately 10 years of clinical experience since graduating from University Of Texas Medical School At San Antonio in 2016, John Klein delivers high-quality medical care to the local community at 1725 W HARRISON ST.

John Klein is affiliated with Rush University Medical Group 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, 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

1725 W Harrison St

Chicago, IL 606123841

Telephone 3129424252
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

University Of Texas Medical School At San Antonio

Graduation Year

2016

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Chicago, IL

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
10 Yrs -12.3 yrs vs City Avg
City Avg: 22.3 Yrs
State Avg: 27.3 Yrs
Regional Practice Density
579 Specialists

Practicing in Chicago, IL (1624 Statewide)

Telehealth Adoption Rate
4.8% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
55.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Klein (10 Years) 10 Yrs
Chicago 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)
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
34 16 $175.00 $81.48
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
14 13 $221.00 $94.98

Medical Specialties & State Licenses

CMS Verified: 2026-04-30
Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License IL 036170489

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 PA MD494214

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.

Student in an Organized Health Care Education/Training Program

NUCC Taxonomy Code: 390200000X

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

Surgery

NUCC Taxonomy Code: 208600000X

State License CA 179663

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

Rush University Medical Group

1725 W Harrison St, Chicago, IL 606123861

Phone: 3129424252

Secondary Practice Locations

1450 San Pablo St #2000

Los Angeles, CA 900893833

Phone: 8008722273

1653 W Congress Pkwy

Chicago, IL 606123833

Phone: 3129425000

2201 Brunswick Dr Ste 2300

Hanover, PA 173318350

Phone: 7173167165

Practice Associates & Co-Workers

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

16 Associated Practitioners
Dr. Stephen Jensik , MD

Transplant Surgery

NPI 1245269869

Doctor of Medicine (M.D.)

Edie Chan

Transplant Surgery

NPI 1245373703
Andrea Pabon

Nurse Practitioner - Primary Care

NPI 1265121255
NPI 1275888703

Bachelor of Medicine, Bachelor of Surgery (M.B.B.S.), FACS, FEBS

Dr. Shilpa Pedapati , MD

Internal Medicine - Nephrology

NPI 1295103299

Doctor of Medicine (M.D.)

Dr. Kandi Schmidt , PhD

Psychologist - Clinical

NPI 1356868616

Doctor of Philosophy (Ph.D.)

Career & Practice History Timeline

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

12 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 30, 2026

Surgery (License #MD494214 in PA)

📍
Updated Practice Location July 23, 2024

Registered at 1725 W HARRISON ST, CHICAGO, IL 606123841 (Tel: 3129424252)

📍
Updated Business Mailing Address July 23, 2024

Registered at 1725 W HARRISON ST, CHICAGO, IL 606123841 (Tel: 3129424252)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 23, 2024

Surgery (License #179663 in CA)

📍
Updated Practice Location July 21, 2022

Registered at 1450 SAN PABLO ST #2000, LOS ANGELES, CA 900893833 (Tel: 8008722273)

📍
Updated Business Mailing Address July 21, 2022

Registered at 950 E 3RD ST APT 2405, LOS ANGELES, CA 900132687 (Tel: 2144480193)

NPI Profile Active March 22, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location March 22, 2016

Registered at 1653 W CONGRESS PKWY, CHICAGO, IL 606123833 (Tel: 3129425000)

📍
Updated Business Mailing Address March 22, 2016

Registered at 10153 SANDYGLEN, SAN ANTONIO, TX 782402574 (Tel: 2144480193)

👤
Provider Name / Credentials Updated March 22, 2016

Recorded as JOHN KLEIN

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 22, 2016

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration March 22, 2016

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: 1669834313
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 22, 2016
Last Update: April 30, 2026
Sole Proprietor: No

Mailing Address

1725 W Harrison St

Chicago, IL 606123841

Phone: 3129424252

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.