Active NPI 1972918142 Individual Practitioner Male Practitioner

Dr. Eric Perez , MD

Orthopaedic Surgery • Chicago, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Eric Perez, MD is a certified Orthopaedic Surgery 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, Dr. Perez delivers high-quality medical care to the local community at 3021 N SHEFFIELD AVE.

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

Frequently performed procedures and clinical services include injection, triamcinolone acetonide, not otherwise specified, 10 mg, new patient outpatient office visit, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3021 N Sheffield Ave

Chicago, IL 606574419

Telephone 8728430550

Fax 8728439070

Associated Practice Facility / Clinic

🏢 Advocate Health And Hospitals Corporation Facility NPI 1457122376

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

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Orthopaedic Surgery in Chicago, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

12 Yrs -9.6 yrs vs City Avg

City Avg: 21.6 Yrs

State Avg: 27.0 Yrs

Regional Practice Density

290 Specialists

Practicing in Chicago, IL (1064 Statewide)

Telehealth Adoption Rate

5.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

54.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Perez (12 Years) 12 Yrs

Chicago Specialty Average (21.6 Years) 21.6 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
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	236	39	$4.00	$0.97
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	54	54	$249.00	$117.55
99213 Established patient office or other outpatient visit, typically 15 minutes	47	32	$198.00	$96.81
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	34	34	$370.00	$179.41
20550 Injection into tendon or ligament	22	21	$175.00	$57.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	832	102	$23.90	$1.06
99213 Established patient office or other outpatient visit, typically 15 minutes	197	126	$123.00	$86.62
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	73	73	$205.44	$110.18
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	68	68	$311.60	$163.84
73110 X-ray of wrist, minimum of 3 views	54	34	$596.30	$40.28
73130 X-ray of hand, minimum of 3 views	52	50	$206.75	$44.08
20610 Aspiration and/or injection of fluid from large joint	48	43	$229.50	$67.61
73030 X-ray of shoulder, minimum of 2 views	48	35	$282.23	$35.24
73140 X-ray of finger, minimum of 2 views	42	30	$300.00	$35.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	42	40	$194.00	$122.11
20550 Injection into tendon or ligament	40	34	$183.38	$54.14
73100 X-ray of wrist, 2 views	24	15	$90.33	$31.30
73080 X-ray of elbow, minimum of 3 views	19	16	$110.53	$32.73
20526 Injection of carpal tunnel	18	15	$322.22	$97.09
20600 Aspiration and/or injection of fluid from small joint	17	13	$201.18	$50.38
29075 Application of elbow to finger cast	15	11	$202.00	$86.53
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$254.00	$129.80

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	716	83	$24.00	$1.14
99213 Established patient office or other outpatient visit, typically 15 minutes	272	157	$123.00	$88.84
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	104	104	$205.00	$110.64
73030 X-ray of shoulder, minimum of 2 views	65	42	$263.38	$33.54
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	62	62	$311.00	$163.95
73100 X-ray of wrist, 2 views	53	27	$84.55	$29.45
20610 Aspiration and/or injection of fluid from large joint	52	43	$223.62	$67.45
73130 X-ray of hand, minimum of 3 views	50	46	$201.30	$42.91
73140 X-ray of finger, minimum of 2 views	44	32	$306.82	$36.83
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	42	38	$194.00	$125.94
20550 Injection into tendon or ligament	41	30	$179.00	$52.93
73080 X-ray of elbow, minimum of 3 views	41	24	$107.56	$32.17
73110 X-ray of wrist, minimum of 3 views	37	32	$546.03	$37.94
99221 Initial hospital inpatient care per day, typically 30 minutes	27	27	$192.26	$97.75
20600 Aspiration and/or injection of fluid from small joint	26	20	$177.58	$47.41
J1030 Injection, methylprednisolone acetate, 40 mg	22	17	$10.00	$5.76
73501 X-ray of hip with pelvis, 1 view	21	12	$87.00	$31.41
29075 Application of elbow to finger cast	20	14	$202.00	$84.19
20526 Injection of carpal tunnel	14	11	$314.86	$96.27

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	228	130	$123.00	$87.68
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	153	153	$205.00	$108.78
J1030 Injection, methylprednisolone acetate, 40 mg	109	50	$10.00	$5.63
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	96	16	$24.00	$1.20
73110 X-ray of wrist, minimum of 3 views	58	38	$384.09	$39.67
73130 X-ray of hand, minimum of 3 views	51	44	$186.65	$45.24
73100 X-ray of wrist, 2 views	50	22	$89.16	$30.74
73030 X-ray of shoulder, minimum of 2 views	50	38	$221.76	$32.69
Q4010 Cast supplies, short arm cast, adult (11 years +), fiberglass	42	26	$80.00	$19.96
29075 Application of elbow to finger cast	41	27	$202.00	$82.88
73080 X-ray of elbow, minimum of 3 views	40	28	$103.67	$29.03
73140 X-ray of finger, minimum of 2 views	35	21	$249.94	$35.27
99221 Initial hospital inpatient care per day, typically 30 minutes	33	31	$191.48	$100.07
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	32	32	$311.00	$165.13
20610 Aspiration and/or injection of fluid from large joint	28	22	$218.57	$65.75
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	24	21	$194.00	$126.87
20600 Aspiration and/or injection of fluid from small joint	22	13	$225.41	$57.06
20550 Injection into tendon or ligament	19	16	$179.00	$55.34
29848 Release of wrist ligament using an endoscope	12	11	$2574.89	$404.09

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	54	54	$205.00	$105.78
99213 Established patient office or other outpatient visit, typically 15 minutes	29	20	$123.00	$73.50
J1030 Injection, methylprednisolone acetate, 40 mg	28	14	$10.00	$5.88
73130 X-ray of hand, minimum of 3 views	17	15	$118.82	$38.95

Medical Specialties & State Licenses

CMS Verified: 2026-07-21

Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

State License IL 036153735

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

Hospital & Practice Group Affiliations

Advocate Health And Hospitals Corporation

3021 N Sheffield Ave, Chicago, IL 606574419

Phone: 8728430550

Secondary Practice Locations

10370 Haligus Rd Ste 201

Huntley, IL 601429582

Phone: 8153565200

420 N Il Route 31

Crystal Lake, IL 600123709

Phone: 8153565200

Practice Associates & Co-Workers

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

9 Associated Practitioners

Dr. Sujal Desai , DO

Orthopaedic Surgery

NPI 1215036330

Doctor of Osteopathic Medicine (D.O.)

Shraddha Pathak , PA-C

Physician Assistant

NPI 1275296972

Physician Assistant (Certified)

James Weston , PA-C

Physician Assistant - Surgical

NPI 1326014648

Physician Assistant (Certified)

Dr. Paul Defrino , MD

Orthopaedic Surgery

NPI 1326046319

Doctor of Medicine (M.D.)

Hong Zhang , PA-C

Physician Assistant

NPI 1609863620

Physician Assistant (Certified)

Madelyn Kern , PA-C

Physician Assistant

NPI 1659929644

Physician Assistant (Certified)

Career & Practice History Timeline

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

12 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 21, 2026

Orthopaedic Surgery (License #036153735 in IL)

📍

Updated Practice Location November 29, 2023

Registered at 3021 N SHEFFIELD AVE, CHICAGO, IL 606574419 (Tel: 8728430550)

📍

Updated Business Mailing Address November 29, 2023

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

📍

Updated Practice Location October 06, 2021

Registered at 420 N IL ROUTE 31, CRYSTAL LAKE, IL 600123709 (Tel: 8153565200)

📍

Updated Business Mailing Address October 06, 2021

Registered at 420 N IL ROUTE 31, CRYSTAL LAKE, IL 600123709 (Tel: 8153565200)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 06, 2021

Orthopaedic Surgery (License #036153735 in IL)

✅

NPI Profile Active June 26, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location June 26, 2014

Registered at 300 LAFAYETTE AVE SE, SUITE 3200, GRAND RAPIDS, MI 495034692 (Tel: 6166856920)

📍

Updated Business Mailing Address June 26, 2014

Registered at 300 LAFAYETTE AVE SE, SUITE 3200, GRAND RAPIDS, MI 495034692 (Tel: 6166856920)

👤

Provider Name / Credentials Updated June 26, 2014

Recorded as ERIC PEREZ, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 26, 2014

Orthopaedic Surgery (License #4301105238 in MI)

🟢

Initial NPI Registration & Enumeration June 26, 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: 1972918142

Entity Type:

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

Enumeration Date: June 26, 2014

Last Update: July 21, 2026

Sole Proprietor: No

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.