Active NPI 1740285733 Individual Practitioner Male Practitioner

Dr. Gerald E Lynch , MD

Surgery • Oak Park, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Gerald Lynch, MD is a certified Surgery practicing in Oak Park, IL. With approximately 34 years of clinical experience since graduating from Rush Medical College Of Rush University in 1992, Dr. Lynch delivers high-quality medical care to the local community at 1100 LAKE ST.

Dr. Lynch is affiliated with Endeavor Health Medical Group and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, new patient outpatient office visit, 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

1100 Lake St
Ste 230

Oak Park, IL 60301

Telephone 3312219004

Fax 3312212748

Associated Practice Facility / Clinic

🏢 Disomma Foot & Ankle Clinic Pc Facility NPI 1285621235

Medicare Profile & Education

Medical School

Rush Medical College Of Rush University

Graduation Year

1992

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Oak Park, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

34 Yrs Matches City Avg

City Avg: 34.0 Yrs

State Avg: 27.3 Yrs

Regional Practice Density

2 Specialists

Practicing in Oak Park, IL (1624 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

63.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lynch (34 Years) 34 Yrs

Oak Park Specialty Average (34.0 Years) 34.0 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	51	27	$229.00	$124.96
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	51	51	$371.00	$173.76
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	38	38	$254.00	$119.93
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	37	37	$293.00	$138.15
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	19	$278.00	$136.13
99213 Established patient office or other outpatient visit, typically 15 minutes	21	20	$200.00	$96.88
47562 Removal of gallbladder using an endoscope	12	12	$2570.13	$734.93

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	50	33	$146.00	$125.14
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	38	28	$110.00	$83.19
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	34	32	$188.00	$137.34
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$228.00	$120.40
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	25	25	$342.00	$177.42
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	24	21	$230.00	$129.98
99213 Established patient office or other outpatient visit, typically 15 minutes	19	17	$162.00	$91.10
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	11	11	$275.00	$182.27

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	76	40	$110.00	$73.91
99213 Established patient office or other outpatient visit, typically 15 minutes	30	23	$162.00	$97.58
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$228.00	$121.87
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	25	24	$188.00	$137.40
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	19	19	$275.00	$208.70
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$342.00	$180.17

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	34	16	$146.00	$109.36
99213 Established patient office or other outpatient visit, typically 15 minutes	29	19	$162.00	$98.77
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$228.00	$122.05
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$342.00	$179.71
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	20	11	$110.00	$76.21
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	19	19	$275.00	$212.10

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	25	16	$57.00	$41.92
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	23	23	$188.00	$147.05
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	23	14	$146.00	$110.71
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	20	19	$275.00	$215.82
99213 Established patient office or other outpatient visit, typically 15 minutes	19	13	$78.00	$54.79
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	19	12	$110.00	$76.65
99213 Established patient office or other outpatient visit, typically 15 minutes	15	13	$162.00	$80.31
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$228.00	$115.84

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	39	26	$114.31	$75.65
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	33	30	$294.70	$207.48
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$280.50	$170.85
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	15	$204.80	$141.20
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$209.57	$111.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	11	$176.15	$111.18

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	35	33	$300.00	$209.42
99213 Established patient office or other outpatient visit, typically 15 minutes	29	23	$100.00	$74.51
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	28	28	$260.00	$170.13
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	21	$160.00	$109.90
77001 Fluoroscopic guidance for insertion, replacement or removal of central venous access device	19	17	$240.00	$19.41
11043 Removal of muscle and/or tissue, 20.0 sq cm or less	11	11	$625.00	$137.85

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	45	31	$100.00	$74.71
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	29	29	$185.00	$112.20
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	27	26	$300.00	$209.47
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$260.00	$165.77
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	21	18	$160.00	$104.83
77001 Fluoroscopic guidance for insertion, replacement or removal of central venous access device	13	12	$240.00	$19.82

Medical Specialties & State Licenses

CMS Verified: 2021-06-14

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License IL 036.094118

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

036094118 (IL)

Commercial Insurance / Payer ID Blue Cross Blue Shield

21604882 (IL)

Hospital & Practice Group Affiliations

Endeavor Health Medical Group

177 E Brush Hill Rd, Elmhurst, IL 601265658

Phone: 6306466020

Endeavor Health Medical Group

2650 Ridge Ave, Evanston, IL 602011700

Endeavor Health Medical Group

1200 S York St, Elmhurst, IL 601265626

Phone: 3312216636

Endeavor Health Medical Group

1200 S York St, Elmhurst, IL 601265626

Phone: 3312216180

Endeavor Health Medical Group

155 E Brush Hill Rd, Elmhurst, IL 601265658

Phone: 3312210096

Endeavor Health Medical Group

1200 S York Rd, Elmhurst, IL 601265626

Phone: 6305273200

Practice Associates & Co-Workers

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

31 Associated Practitioners

Dr. Scott Rieger , DPM

Podiatrist

NPI 1043268113

Doctor of Podiatric Medicine

Dr. John Richgels , MD

Urology

NPI 1053760132

Doctor of Medicine (M.D.)

Lillian Mentzelopoulos

Podiatrist

NPI 1073009874

Luke Miller

Otolaryngology

NPI 1215461876

Dr. Michael Hegazin , DO

Otolaryngology

NPI 1215469671

Doctor of Osteopathic Medicine (D.O.)

Dr. Shalin Desai , MD

Urology

NPI 1215477732

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 June 14, 2021

Registered at 4201 WINFIELD RD FL 4, WARRENVILLE, IL 605554025 (Tel: 3312216377)

📍

Updated Practice Location July 17, 2019

Registered at 1100 LAKE ST, STE 230, OAK PARK, IL 60301 (Tel: 3312219004)

📍

Updated Business Mailing Address July 17, 2019

Registered at 1200 S YORK ST, STE 2000, ELMHURST, IL 60126 (Tel: 3312216377)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 17, 2019

Surgery (License #036.094118 in IL)

✅

NPI Profile Active May 27, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location May 27, 2015

Registered at 1 ERIE CT, STE 7160, OAK PARK, IL 603022510 (Tel: 7083864487)

📍

Updated Business Mailing Address May 27, 2015

Registered at 1 ERIE CT, STE 7160, OAK PARK, IL 603022510 (Tel: 7083864487)

👤

Provider Name / Credentials Updated May 27, 2015

Recorded as GERALD LYNCH, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 27, 2015

Specialist (License #036094118 in IL)

🟢

Initial NPI Registration & Enumeration June 16, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

No patient reviews submitted yet for Dr. Gerald Lynch. Be the first to share your experience!

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1740285733

Entity Type:

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

Enumeration Date: June 16, 2005

Last Update: June 14, 2021

Sole Proprietor: No

Update or Correct Profile

Mailing Address

4201 Winfield Rd Fl 4

Warrenville, IL 605554025

Phone: 3312216377

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.