Active NPI 1336467968 Individual Practitioner Male Practitioner

Dr. Thomas Ryan Alcorn , MD

Emergency Medicine • Chicago, IL

Professional Overview & Biography Verified Profile Summary

Dr. Thomas Alcorn, MD is a registered healthcare professional specializing in Emergency Medicine in Chicago, IL. Practice services are available at 1620 W HARRISON ST under active NPI credentials.

Frequently performed procedures and clinical services include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, emergency department visit for life threatening or functioning severity, emergency department visit with moderate level of medical decision making. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1620 W Harrison St
Department Of Emergency Medicine

Chicago, IL 606123801

Telephone 3129470100

Associated Practice Facility / Clinic

🏢 Rush University Medical Group Facility NPI 1093819542

Specialty Benchmarks & Practice Insights

Comparative analytics for Emergency Medicine in Chicago, IL

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 13.9 Yrs

State Avg: 24.6 Yrs

Regional Practice Density

1335 Specialists

Practicing in Chicago, IL (3389 Statewide)

Telehealth Adoption Rate

1.7% 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 (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	128	101	$28.00	$8.25
99285 Emergency department visit for life threatening or functioning severity	79	74	$435.00	$185.07
99284 Emergency department visit with moderate level of medical decision making	42	39	$293.00	$128.08
99291 Critical care, first 30-74 minutes	15	15	$727.00	$221.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	109	86	$28.00	$8.59
99285 Emergency department visit for life threatening or functioning severity	80	76	$435.00	$192.56
99284 Emergency department visit with moderate level of medical decision making	26	26	$293.00	$131.74
99291 Critical care, first 30-74 minutes	15	14	$727.00	$230.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	143	107	$28.00	$8.80
99285 Emergency department visit for life threatening or functioning severity	85	85	$435.00	$191.72
99284 Emergency department visit with moderate level of medical decision making	33	33	$293.00	$130.52
99291 Critical care, first 30-74 minutes	16	16	$727.00	$222.84

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	183	145	$28.00	$8.97
99285 Emergency department visit for life threatening or functioning severity	128	125	$435.00	$199.24
99284 Emergency department visit with moderate level of medical decision making	33	32	$293.00	$135.80
99291 Critical care, first 30-74 minutes	17	16	$727.00	$240.64
99283 Emergency department visit with low level of medical decision making	17	17	$166.00	$80.04

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	139	120	$27.71	$9.17
99285 Emergency department visit for life threatening or functioning severity	91	90	$472.45	$192.08
99284 Emergency department visit with moderate level of medical decision making	52	52	$323.00	$133.10
99283 Emergency department visit with low level of medical decision making	26	26	$173.38	$72.05
99291 Critical care, first 30-74 minutes	16	16	$727.88	$243.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	218	179	$28.00	$9.00
99285 Emergency department visit for life threatening or functioning severity	152	148	$435.00	$187.69
99284 Emergency department visit with moderate level of medical decision making	62	59	$293.00	$127.32
99283 Emergency department visit with low level of medical decision making	27	26	$166.00	$67.07
99291 Critical care, first 30-74 minutes	23	23	$708.30	$239.48
99220 Hospital observation care, typically 70 minutes	15	15	$453.00	$197.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	220	180	$28.00	$8.95
99285 Emergency department visit for life threatening or functioning severity	171	164	$435.00	$185.45
99284 Emergency department visit with moderate level of medical decision making	91	90	$293.00	$125.68
99291 Critical care, first 30-74 minutes	25	24	$684.00	$231.13
99283 Emergency department visit with low level of medical decision making	24	24	$166.00	$66.78
99220 Hospital observation care, typically 70 minutes	18	18	$453.00	$187.96

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity	184	180	$435.00	$186.80
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	128	104	$28.00	$8.96
99284 Emergency department visit with moderate level of medical decision making	83	82	$293.00	$127.09
99291 Critical care, first 30-74 minutes	40	38	$684.00	$240.31
99283 Emergency department visit with low level of medical decision making	31	31	$166.00	$66.89
99220 Hospital observation care, typically 70 minutes	15	15	$453.00	$197.25
99219 Hospital observation care, typically 50 minutes	11	11	$330.00	$145.05

Medical Specialties & State Licenses

Emergency Medicine Primary Specialty

NUCC Taxonomy Code: 207P00000X

State License IL 036136815

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Practice Associates & Co-Workers

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

21 Associated Practitioners

Karen Harvey

Nurse Practitioner - Psychiatric/Mental Health

NPI 1013726348

Alexandra Kickert , RN

Registered Nurse - Emergency

NPI 1073329041

Registered Nurse

Asiya Hassan , RN

Registered Nurse

NPI 1104719780

Registered Nurse

Jenny Ahn

Registered Nurse - Emergency

NPI 1124836622

Maria Ivanova , APRN

Nurse Practitioner - Family

NPI 1164365342

Advanced Practice Registered Nurse

Brianna Brady

Registered Nurse

NPI 1174442578

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active March 31, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location March 31, 2016

Registered at 1620 W HARRISON ST, DEPARTMENT OF EMERGENCY MEDICINE, CHICAGO, IL 606123801 (Tel: 3129470100)

📍

Updated Business Mailing Address March 31, 2016

Registered at 1620 W HARRISON ST, DEPARTMENT OF EMERGENCY MEDICINE, CHICAGO, IL 606123801 (Tel: 3129470229)

👤

Provider Name / Credentials Updated March 31, 2016

Recorded as THOMAS ALCORN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 31, 2016

Emergency Medicine (License #036136815 in IL)

🟢

Initial NPI Registration & Enumeration May 06, 2010

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: 1336467968

Entity Type:

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

Enumeration Date: May 06, 2010

Last Update: March 31, 2016

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1620 W Harrison St, Department Of Emergency Medicine

Chicago, IL 606123801

Phone: 3129470229

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.