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Deactivated NPI 1225051758 Deactivated / Inactive NPI Male Practitioner

Dr. Irwin Melvin Siegel , MD

Orthopaedic Surgery • Chicago, IL

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Notice of NPI Deactivation & Inactive Practice Status

According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. Irwin Siegel has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date July 25, 2006
NPI Deactivation Date June 17, 2019
Total Practice Duration ~13 Years of Practice (2006 – 2019)

Professional Overview & Biography Verified Profile Summary

Dr. Irwin Siegel, MD was a registered Orthopaedic Surgery practicing in Chicago, IL. Throughout an active medical career spanning 13 years, Dr. Siegel provided care at the practice location at 1725 W HARRISON ST until profile deactivation on 2019-06-17.

Historical Medicare Part B clinical services included established patient outpatient office visit. Public procedure reimbursement records and service volume details are provided below for historical transparency.

Practice Location & Contact Primary Location

Practice Address

1725 W Harrison St
#1106

Chicago, IL 606123841

Telephone 3129428255
Fax 3129422380
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Orthopaedic Surgery in Chicago, IL

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 21.6 Yrs
State Avg: 27.0 Yrs
Regional Practice Density
290 Specialists

Practicing in Chicago, IL (1064 Statewide)

Telehealth Adoption Rate
5.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
63.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2018)
Reporting Year:
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
17 14 $221.00 $80.80

Medical Specialties & State Licenses

Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

State License IL 036033667

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

Practice Associates & Co-Workers

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

19 Associated Practitioners
Dr. Jordan Topel , MD

Psychiatry & Neurology - Neurology

NPI 1053348144

Doctor of Medicine (M.D.)

Dr. Jaspreet Thiara , MD

Psychiatry & Neurology - Psychiatry

NPI 1063707172

Doctor of Medicine (M.D.)

Marlise Frey , CNP

Nurse Practitioner

NPI 1104835495

Certified Nurse Practitioner

Dr. Marvin Rossi , MD PHD

Psychiatry & Neurology - Neurology

NPI 1275529091

MDPHD

Dr. Michael Smith , MD

Psychiatry & Neurology - Neurology

NPI 1285620617

Doctor of Medicine (M.D.)

Dr. Michael Chen , MD

Psychiatry & Neurology - Neurology

NPI 1336340082

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

7 Historical Events
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NPI Profile Deactivated June 17, 2019

Record deactivated on June 17, 2019

NPI Profile Active September 21, 2011

NPI status registered as active in NPPES database

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Updated Practice Location September 21, 2011

Registered at 1725 W HARRISON ST, #1106, CHICAGO, IL 606123841 (Tel: 3129428255)

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Updated Business Mailing Address September 21, 2011

Registered at 1725 W HARRISON ST, #1106, CHICAGO, IL 606123841 (Tel: 3129428255)

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Provider Name / Credentials Updated September 21, 2011

Recorded as IRWIN SIEGEL, M.D.

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Medical Taxonomy / Specialty Registered (Primary Specialty) September 21, 2011

Orthopaedic Surgery (License #036033667 in IL)

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Initial NPI Registration & Enumeration July 25, 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: 1225051758
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 25, 2006
Last Update: September 21, 2011
Deactivation Date: June 17, 2019

Mailing Address

1725 W Harrison St, #1106

Chicago, IL 606123841

Phone: 3129428255

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.