Active NPI 1083001077 Individual Practitioner Male Practitioner

Dr. Jason Zimmermann , MD

Surgery • Oak Lawn, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Jason Zimmermann, MD is a certified Surgery practicing in Oak Lawn, IL. With approximately 11 years of clinical experience since graduating from Rush Medical College Of Rush University in 2015, Dr. Zimmermann delivers high-quality medical care to the local community at 4400 W 95TH ST STE 413.

Dr. Zimmermann is affiliated with Advocate Health And Hospitals Corporation and accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, initial hospital inpatient care per day, follow-up hospital inpatient care per day. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4400 W 95th St Ste 413

Oak Lawn, IL 604532662

Telephone 7084990034

Associated Practice Facility / Clinic

🏢 Advocate Health And Hospitals Corporation Facility NPI 1700824455

Medicare Profile & Education

Medical School

Rush Medical College Of Rush University

Graduation Year

2015

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Oak Lawn, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

11 Yrs -14.3 yrs vs City Avg

City Avg: 25.3 Yrs

State Avg: 27.3 Yrs

Regional Practice Density

20 Specialists

Practicing in Oak Lawn, IL (1624 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

70.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Zimmermann (11 Years) 11 Yrs

Oak Lawn Specialty Average (25.3 Years) 25.3 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	43	43	$370.00	$174.10
99221 Initial hospital inpatient care per day, typically 30 minutes	37	36	$245.41	$85.00
99231 Follow-up hospital inpatient care per day, typically 15 minutes	34	24	$128.00	$48.61
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	31	22	$67.00	$23.66
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	21	$325.38	$129.45
36415 Insertion of needle into vein for collection of blood sample	20	18	$22.00	$8.65
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	15	14	$121.52	$56.97
99202 New patient office or other outpatient visit, typically 20 minutes	14	14	$167.00	$69.40
43281 Repair of hernia of muscle at esophagus and stomach using an endoscope	12	12	$4969.42	$1273.36

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	64	38	$121.00	$49.58
99221 Initial hospital inpatient care per day, typically 30 minutes	61	60	$233.79	$87.48
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$237.00	$106.84
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	28	28	$352.00	$174.96
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	21	$118.00	$54.92
36415 Insertion of needle into vein for collection of blood sample	19	19	$22.00	$7.96
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	16	11	$63.00	$22.51
99213 Established patient office or other outpatient visit, typically 15 minutes	14	12	$178.00	$94.32

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	67	40	$121.00	$40.39
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	54	53	$301.91	$145.32
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	40	40	$352.00	$173.29
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	19	$112.00	$61.45
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	23	15	$168.00	$76.55
99221 Initial hospital inpatient care per day, typically 30 minutes	21	21	$231.00	$109.18
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	15	$239.40	$131.44
47562 Removal of gallbladder using an endoscope	13	13	$3837.00	$752.02

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	15	15	$341.00	$181.05

Medical Specialties & State Licenses

CMS Verified: 2022-05-12

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License IL 036.147577

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

Advocate Health And Hospitals Corporation

4440 W 95th St, Oak Lawn, IL 604532600

Phone: 7086844393

Practice Associates & Co-Workers

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

3 Associated Practitioners

Dr. Paul Balash , MD

Surgery

NPI 1073741625

Doctor of Medicine (M.D.)

Mallory Kosow

Physician Assistant

NPI 1548930431

Dr. Ameer Gomberawalla , MD

Surgery

NPI 1659671675

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

10 Historical Events

📍

Updated Business Mailing Address May 12, 2022

Registered at 29373 NETWORK PL, CHICAGO, IL 606731293 (Tel: 8473905900)

📍

Updated Practice Location August 31, 2021

Registered at 4400 W 95TH ST STE 413, OAK LAWN, IL 604532662 (Tel: 7084990034)

📍

Updated Business Mailing Address August 31, 2021

Registered at 4400 W 95TH ST STE 413, OAK LAWN, IL 604532662 (Tel: 7084990034)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 31, 2021

Surgery (License #036.147577 in IL)

✅

NPI Profile Active April 17, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location April 17, 2015

Registered at 1740 W TAYLOR ST, CHICAGO, IL 606127232 (Tel: 8666002273)

📍

Updated Business Mailing Address April 17, 2015

Registered at 8039 LAKE ST UNIT 2, RIVER FOREST, IL 603051642 (Tel: 6303109019)

👤

Provider Name / Credentials Updated April 17, 2015

Recorded as JASON ZIMMERMANN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 17, 2015

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration April 17, 2015

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: 1083001077

Entity Type:

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

Enumeration Date: April 17, 2015

Last Update: May 12, 2022

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

29373 Network Pl

Chicago, IL 606731293

Phone: 8473905900

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.