Active NPI 1275951527 Individual Practitioner Male Practitioner

Thomas Chen

Hospitalist • Chicago, IL

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Thomas Chen is a certified Hospitalist practicing in Chicago, IL. With approximately 12 years of clinical experience since graduating from University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb) in 2014, Thomas Chen delivers high-quality medical care to the local community at 5841 S MARYLAND AVE.

Thomas Chen maintains professional affiliations with University Of Chicago, The University Of Chicago Medical Center and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, hospital discharge day management, initial hospital care with straightforward or low-level 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

5841 S Maryland Ave

Chicago, IL 606371443

Telephone 8888240200

Associated Practice Facility / Clinic

🏢 University Of Chicago Facility NPI 1821048786

Medicare Profile & Education

Medical School

University Of Illinois College Of Med (Chi/peor/rock/chm-Urb)

Graduation Year

2014

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Hospitalist in Chicago, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

12 Yrs -1.2 yrs vs City Avg

City Avg: 13.2 Yrs

State Avg: 17.6 Yrs

Regional Practice Density

431 Specialists

Practicing in Chicago, IL (1537 Statewide)

Telehealth Adoption Rate

5.3% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

77.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Chen (12 Years) 12 Yrs

Chicago Specialty Average (13.2 Years) 13.2 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
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	207	78	$428.91	$128.55
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	71	37	$297.48	$86.72
99238 Hospital discharge day management, 30 minutes or less	36	36	$295.75	$88.84
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	20	20	$847.40	$144.96
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	19	19	$904.42	$189.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	167	68	$415.46	$127.11
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	30	30	$948.13	$185.20
99239 Hospital discharge day management, more than 30 minutes	28	28	$429.75	$122.45
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	22	20	$596.27	$151.44
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	20	13	$287.60	$84.53
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	15	$803.80	$139.79
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	12	$452.15	$97.18

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	376	135	$401.96	$109.15
99239 Hospital discharge day management, more than 30 minutes	48	48	$414.00	$109.52
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	45	45	$837.51	$211.85
99226 Subsequent observation care, typically 35 minutes per day	22	14	$410.09	$103.43

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	198	91	$386.12	$108.75
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	45	44	$792.49	$215.17
99239 Hospital discharge day management, more than 30 minutes	29	29	$399.03	$108.50

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	194	68	$374.13	$112.83
99239 Hospital discharge day management, more than 30 minutes	39	39	$383.77	$116.35
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	23	23	$768.52	$220.94

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	380	133	$355.71	$111.46
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	74	72	$728.26	$217.10
99239 Hospital discharge day management, more than 30 minutes	65	65	$365.25	$114.25
99217 Hospital observation care on day of discharge	12	12	$247.33	$78.21
99220 Hospital observation care, typically 70 minutes	11	11	$638.91	$199.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	313	115	$341.65	$110.64
99239 Hospital discharge day management, more than 30 minutes	52	51	$350.92	$113.75
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	46	45	$662.52	$215.84
99217 Hospital observation care on day of discharge	14	14	$238.86	$77.48
99238 Hospital discharge day management, 30 minutes or less	11	11	$233.00	$77.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	135	47	$337.00	$110.86
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	34	32	$658.00	$216.03
99239 Hospital discharge day management, more than 30 minutes	15	15	$345.00	$113.57

Medical Specialties & State Licenses

Hospitalist Primary Specialty

NUCC Taxonomy Code: 208M00000X

State License IL 036143137

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Hospital & Practice Group Affiliations

University Of Chicago

5841 S Maryland Ave, Chicago, IL 606371443

Phone: 8888240200

The University Of Chicago Medical Center

5841 S Maryland Ave, Chicago, IL 606371443

Phone: 7737021000

Practice Associates & Co-Workers

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

40 Associated Practitioners

Alexandra Dumitrescu

Internal Medicine

NPI 1003078049

Peleg Horowitz

Neurological Surgery

NPI 1003088279

Sandeep Gurbuxani

Pathology - Hematology

NPI 1003093535

Dr. Nathan Nowalk , MD

Internal Medicine - Pulmonary Disease

NPI 1003298720

Doctor of Medicine (M.D.)

Maria Calzonzi

Nurse Practitioner - Family

NPI 1003396219

Thomas Kelly

Psychiatry & Neurology - Neurology

NPI 1003967084

Career & Practice History Timeline

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

14 Historical Events

📍

Updated Business Mailing Address April 18, 2022

Registered at 150 HARVESTER DR, SUITE 300, BURR RIDGE, IL 605275919

👤

Provider Name / Credentials Updated April 18, 2022

Recorded as THOMAS CHEN

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 18, 2022

Hospitalist (License #036143137 in IL)

✅

NPI Profile Active August 30, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location August 30, 2017

Registered at 5841 S MARYLAND AVE, CHICAGO, IL 606371443 (Tel: 7737023773)

📍

Updated Business Mailing Address August 30, 2017

Registered at 150 HARVESTER DR STE 300, BURR RIDGE, IL 605275965 (Tel: (773) 702-1150)

👤

Provider Name / Credentials Updated August 30, 2017

Recorded as THOMAS CHEN, PHARMD, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 30, 2017

Hospitalist (License #036.143137 in IL)

✅

NPI Profile Active April 03, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location April 03, 2014

Registered at THE JOHNS HOPKINS HOSPITAL, 1800 ORLEANS STREET, BALTIMORE, MD 212870001 (Tel: 4109553613)

📍

Updated Business Mailing Address April 03, 2014

Registered at THE JOHNS HOPKINS HOSPITAL, 1800 ORLEANS STREET, BALTIMORE, MD 212870001

👤

Provider Name / Credentials Updated April 03, 2014

Recorded as THOMAS CHEN, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 03, 2014

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration April 03, 2014

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: 1275951527

Entity Type:

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

Enumeration Date: April 03, 2014

Last Update: October 24, 2022

Sole Proprietor: No

Update or Correct Profile

Mailing Address

150 Harvester Dr, Suite 300

Burr Ridge, IL 605275919

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.