Active NPI 1619926672 Individual Practitioner Male Practitioner

Dr. John E O'toole , MD

Neurological Surgery • Chicago, IL

✓ Accepts Medicare Assignment Telehealth Available

Public Directory Information & Medical Disclaimer

This profile is compiled from official public domain records provided by CMS and the NPPES registry. TRUE-MEDINFO is an independent reference directory and does not provide medical advice, diagnosis, or treatment recommendations. Always consult a licensed medical professional for personal health decisions.

Professional Overview & Biography Verified Profile Summary

Dr. John O'Toole, MD is a registered Neurological Surgery practitioner in Chicago, IL. With approximately 27 years of clinical practice since graduating from Harvard Medical School in 1999, Dr. O'Toole provides healthcare services at the registered practice location at 1725 W HARRISON ST.

Dr. O'Toole is affiliated with Rush University Medical Group and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit, fusion of additional segment of spine. 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
Suite 970

Chicago, IL 606123841

Telephone 3129426644

Associated Practice Facility / Clinic

🏢 Rush University Medical Center Facility NPI 1700872355

Medicare Profile & Education

Medical School

Harvard Medical School

Graduation Year

1999

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Neurological Surgery in Chicago, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

27 Yrs +4.7 yrs vs City Avg

City Avg: 22.3 Yrs

State Avg: 26.9 Yrs

Regional Practice Density

178 Specialists

Practicing in Chicago, IL (397 Statewide)

Telehealth Adoption Rate

20.2% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

70.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. O'toole (27 Years) 27 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)

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	74	74	$367.00	$139.25
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	59	51	$320.00	$149.08
22614 Fusion of additional segment of spine	53	19	$1534.81	$456.47
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	37	24	$978.00	$298.40
63048 Partial removal of spine bone with release of spinal cord and/or nerves	29	17	$829.66	$245.32
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	28	27	$221.00	$98.71
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	27	27	$4066.00	$1133.50
99221 Initial hospital inpatient care per day, typically 30 minutes	26	25	$252.00	$87.22
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	22	22	$465.00	$189.33
61783 Computer-assisted spinal procedure	22	22	$906.00	$273.63
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	18	18	$261.00	$85.98
22840 Placement of stabilizing device to back of 1 spine bone in neck	16	16	$2860.00	$872.63
22842 Placement of stabilizing device to back, 3-6 spine bone segments	16	16	$2866.00	$887.52
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$367.00	$172.16
22633 Fusion of spine in lower back with partial removal of spine bone and disc	13	13	$6847.00	$2101.87
63052 Partial removal of bone of single segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower back	13	13	$922.11	$299.65
22600 Fusion of spine in neck by posterior approach	12	11	$4785.00	$1075.03
99213 Established patient office or other outpatient visit, typically 15 minutes	12	12	$141.00	$68.16

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	66	66	$367.00	$143.26
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	51	51	$367.00	$176.94
22614 Fusion of additional segment of spine	46	18	$1479.00	$465.44
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	38	21	$978.00	$306.59
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	32	31	$320.00	$152.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	30	28	$221.00	$103.82
99221 Initial hospital inpatient care per day, typically 30 minutes	28	27	$252.00	$90.56
61783 Computer-assisted spinal procedure	28	28	$906.00	$280.28
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	21	21	$4066.00	$1208.02
22842 Placement of stabilizing device to back, 3-6 spine bone segments	18	18	$2866.00	$907.76
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	15	15	$320.00	$189.56
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	13	$221.00	$127.52
99213 Established patient office or other outpatient visit, typically 15 minutes	13	13	$141.00	$70.46
22840 Placement of stabilizing device to back of 1 spine bone in neck	12	12	$2860.00	$898.11
22633 Fusion of spine in lower back with partial removal of spine bone and disc	11	11	$6847.00	$2156.10

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	113	113	$367.00	$179.49
22614 Fusion of additional segment of spine	54	18	$1479.00	$451.77
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	52	48	$221.00	$137.16
99221 Initial hospital inpatient care per day, typically 30 minutes	50	46	$252.00	$109.68
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	42	40	$320.00	$194.15
61783 Computer-assisted spinal procedure	38	33	$906.00	$275.11
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	37	24	$978.00	$309.89
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	23	22	$4066.00	$1140.14
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$367.00	$147.13
22840 Placement of stabilizing device to back of 1 spine bone in neck	18	18	$2860.00	$908.33
22558 Fusion of spine bones with removal of disc at lower spinal column, anterior approach	12	12	$3841.07	$932.80
99213 Established patient office or other outpatient visit, typically 15 minutes	12	12	$141.00	$97.77
22633 Fusion of spine in lower back with partial removal of spine bone and disc	12	12	$6847.00	$2208.09

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	87	87	$367.00	$181.02
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	52	46	$221.00	$138.46
99213 Established patient office or other outpatient visit, typically 15 minutes	49	44	$141.00	$97.26
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	36	28	$978.00	$312.44
61783 Computer-assisted spinal procedure	31	29	$906.00	$284.20
99221 Initial hospital inpatient care per day, typically 30 minutes	29	29	$252.00	$110.76
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	26	26	$4066.00	$1041.02
22840 Placement of stabilizing device to back of 1 spine bone in neck	23	23	$2860.00	$914.52
63048 Partial removal of spine bone with release of spinal cord and/or nerves	21	16	$802.00	$255.26
22633 Fusion of spine in lower back with partial removal of spine bone and disc	19	19	$6847.00	$2217.94
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$367.00	$149.28
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	16	$320.00	$196.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	88	78	$146.61	$79.82
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	77	77	$375.88	$176.51
99221 Initial hospital inpatient care per day, typically 30 minutes	40	35	$268.60	$110.19
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	40	22	$973.35	$319.04
22614 Fusion of additional segment of spine	36	14	$1467.25	$481.68
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	25	23	$4053.04	$1114.41
61783 Computer-assisted spinal procedure	23	23	$900.65	$291.22
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$258.52	$116.93
63048 Partial removal of spine bone with release of spinal cord and/or nerves	18	12	$795.11	$236.94
99213 Established patient office or other outpatient visit, typically 15 minutes	16	15	$147.50	$56.28
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$378.40	$142.42
22558 Fusion of spine bones with removal of disc at lower spinal column, anterior approach	11	11	$4613.41	$1002.26
22840 Placement of stabilizing device to back of 1 spine bone in neck	11	11	$2860.00	$936.85
22842 Placement of stabilizing device to back, 3-6 spine bone segments	11	11	$2852.00	$938.06

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	91	91	$367.00	$173.57
99213 Established patient office or other outpatient visit, typically 15 minutes	90	82	$141.00	$76.97
99221 Initial hospital inpatient care per day, typically 30 minutes	66	63	$252.00	$110.75
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	35	23	$978.00	$317.73
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	28	27	$4066.00	$1122.59
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$367.00	$129.03
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$261.00	$115.02
61783 Computer-assisted spinal procedure	19	18	$906.00	$291.27
63048 Partial removal of spine bone with release of spinal cord and/or nerves	18	11	$802.00	$259.74
99213 Established patient office or other outpatient visit, typically 15 minutes	16	15	$141.00	$53.30
22840 Placement of stabilizing device to back of 1 spine bone in neck	15	15	$2860.00	$932.85
22842 Placement of stabilizing device to back, 3-6 spine bone segments	12	12	$2866.00	$939.53
22558 Fusion of spine bones with removal of disc at lower spinal column, anterior approach	11	11	$3682.35	$1018.66

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	100	100	$367.00	$171.85
99221 Initial hospital inpatient care per day, typically 30 minutes	66	61	$252.00	$109.36
99213 Established patient office or other outpatient visit, typically 15 minutes	61	58	$141.00	$73.65
22614 Fusion of additional segment of spine	44	11	$1479.00	$472.70
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	41	19	$978.00	$288.82
99213 Established patient office or other outpatient visit, typically 15 minutes	27	23	$141.00	$54.42
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	24	24	$261.00	$115.19
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	23	23	$4066.00	$1182.76
61783 Computer-assisted spinal procedure	18	15	$906.00	$273.46
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$367.00	$138.86
22842 Placement of stabilizing device to back, 3-6 spine bone segments	13	13	$2866.00	$922.38
22840 Placement of stabilizing device to back of 1 spine bone in neck	12	12	$2860.00	$852.34

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	103	103	$367.00	$172.14
99213 Established patient office or other outpatient visit, typically 15 minutes	99	87	$141.00	$74.90
99221 Initial hospital inpatient care per day, typically 30 minutes	49	46	$252.00	$107.95
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	42	23	$978.00	$299.54
22614 Fusion of additional segment of spine	40	12	$1479.00	$470.37
63048 Partial removal of spine bone with release of spinal cord and/or nerves	29	16	$802.00	$254.12
99213 Established patient office or other outpatient visit, typically 15 minutes	28	21	$141.00	$53.32
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$261.00	$113.77
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	28	28	$4066.00	$1177.72
61783 Computer-assisted spinal procedure	18	18	$906.00	$285.38
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$367.00	$137.26
22840 Placement of stabilizing device to back of 1 spine bone in neck	14	14	$2860.00	$910.68
22600 Fusion of spine in neck by posterior approach	12	12	$4785.00	$761.82

Medical Specialties & State Licenses

Neurological Surgery Primary Specialty

NUCC Taxonomy Code: 207T00000X

A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.

Hospital & Practice Group Affiliations

Rush University Medical Group

2011 York Rd, Oak Brook, IL 605232156

Phone: 6307241300

Practice Associates & Co-Workers

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

23 Associated Practitioners

Margaret Kraft , NP

Clinical Nurse Specialist - Acute Care

NPI 1184937583

Nurse Practitioner

Dr. Lorenzo Munoz , MD

Neurological Surgery

NPI 1225022759

Doctor of Medicine (M.D.)

Dr. Katherine Riordan , MD

Neurological Surgery

NPI 1225923329

Doctor of Medicine (M.D.)

Robyn Mudro Flanders , NP

Nurse Practitioner

NPI 1235170960

Nurse Practitioner

Bozena Prus , PA

Physician Assistant - Surgical

NPI 1295180784

Physician Assistant

Dr. Elsa Olson , MD

Neurological Surgery

NPI 1306575956

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 1725 W HARRISON ST, SUITE 970, CHICAGO, IL 606123841 (Tel: 3129426644)

📍

Updated Business Mailing Address July 08, 2007

Registered at 1725 W HARRISON ST, SUITE 970, CHICAGO, IL 606123841 (Tel: 3129426644)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as JOHN O'TOOLE, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Neurological Surgery

🟢

Initial NPI Registration & Enumeration May 08, 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: 1619926672

Entity Type:

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

Enumeration Date: May 08, 2006

Last Update: July 13, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1725 W Harrison St, Suite 970

Chicago, IL 606123841

Phone: 3129426644

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.