Active NPI 1013940782 Individual Practitioner Male Practitioner

Dr. Ari J Kaz , MD

Orthopaedic Surgery • Chicago, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Ari Kaz, MD is a certified Orthopaedic Surgery practicing in Chicago, IL. With approximately 25 years of clinical experience since completing medical education in 2001, Dr. Kaz delivers high-quality medical care to the local community at 2923 N CALIFORNIA AVE.

Dr. Kaz is affiliated with Illinois Bone And Joint Institute, Llc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, x-ray of ankle, minimum of 3 views, injection, triamcinolone acetonide, not otherwise specified, 10 mg. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2923 N California Ave
Suite 300

Chicago, IL 606187702

Telephone 7737779900

Fax 7737775927

Associated Practice Facility / Clinic

🏢 Illinois Bone And Joint Institute,llc Facility NPI 1740349091

Medicare Profile & Education

Medical School

Other

Graduation Year

2001

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Orthopaedic Surgery in Chicago, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

25 Yrs +3.4 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

75.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Kaz (25 Years) 25 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
99213 Established patient office or other outpatient visit, typically 15 minutes	186	118	$205.00	$92.30
73610 X-ray of ankle, minimum of 3 views	120	61	$129.78	$33.68
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	112	20	$3.00	$0.99
73630 X-ray of foot, minimum of 3 views	111	78	$139.97	$38.68
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	53	53	$255.00	$116.52
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	30	28	$285.00	$132.34
73502 X-ray of hip, 2-3 views	26	17	$150.12	$42.24
73620 X-ray of foot, 2 views	25	18	$98.72	$25.86
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$377.00	$167.78
73600 X-ray of ankle, 2 views	23	16	$102.83	$29.77
73564 X-ray of knee, 4 or more views	18	14	$182.67	$52.71
99221 Initial hospital inpatient care per day, typically 30 minutes	14	14	$230.00	$86.56
27245 Treatment of broken neck of thigh bone with bone implant	12	12	$6485.00	$1343.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	177	123	$205.00	$93.88
73630 X-ray of foot, minimum of 3 views	137	73	$130.75	$37.77
73610 X-ray of ankle, minimum of 3 views	134	76	$124.16	$36.08
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	98	18	$3.00	$1.07
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	73	67	$285.00	$131.96
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	68	68	$255.00	$118.77
73620 X-ray of foot, 2 views	41	21	$102.88	$30.52
73600 X-ray of ankle, 2 views	38	21	$110.61	$35.45
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	25	25	$377.00	$175.50
20610 Aspiration and/or injection of fluid from large joint	17	14	$319.65	$77.73
73502 X-ray of hip, 2-3 views	16	12	$131.74	$39.54
29405 Application of short leg cast	16	12	$338.38	$85.68
73564 X-ray of knee, 4 or more views	14	14	$167.43	$52.19
Q4038 Cast supplies, short leg cast, adult (11 years +), fiberglass	14	12	$160.06	$48.19
20605 Aspiration and/or injection of medium joint or joint capsule	12	11	$267.00	$54.48
99221 Initial hospital inpatient care per day, typically 30 minutes	11	11	$230.00	$89.03
27245 Treatment of broken neck of thigh bone with bone implant	11	11	$6327.66	$1355.09

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	133	84	$205.00	$96.49
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	108	20	$3.00	$1.12
73630 X-ray of foot, minimum of 3 views	91	48	$112.42	$37.96
73610 X-ray of ankle, minimum of 3 views	90	51	$117.00	$39.71
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	80	75	$285.00	$133.73
73620 X-ray of foot, 2 views	63	36	$93.89	$31.32
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	38	38	$255.00	$120.64
73600 X-ray of ankle, 2 views	34	20	$103.97	$35.65
73564 X-ray of knee, 4 or more views	31	25	$135.73	$45.95
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$377.00	$179.20
99221 Initial hospital inpatient care per day, typically 30 minutes	29	29	$230.00	$107.90
73502 X-ray of hip, 2-3 views	23	17	$115.52	$38.48
73590 X-ray of lower leg, 2 views	13	11	$102.63	$28.04
20610 Aspiration and/or injection of fluid from large joint	12	11	$288.17	$77.04
27245 Treatment of broken neck of thigh bone with bone implant	11	11	$5647.00	$1386.49
27236 Treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement	11	11	$5066.00	$1348.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	164	97	$194.02	$96.25
73610 X-ray of ankle, minimum of 3 views	100	38	$112.13	$36.95
73630 X-ray of foot, minimum of 3 views	92	45	$111.20	$36.51
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	78	15	$2.77	$1.25
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	61	57	$270.25	$136.46
73600 X-ray of ankle, 2 views	52	36	$105.63	$34.16
73620 X-ray of foot, 2 views	45	32	$99.91	$31.67
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	39	39	$377.00	$181.05
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	31	31	$254.74	$121.24
73564 X-ray of knee, 4 or more views	17	14	$144.00	$49.14

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	94	14	$1.68	$0.94
99213 Established patient office or other outpatient visit, typically 15 minutes	85	56	$165.00	$79.61
73630 X-ray of foot, minimum of 3 views	65	38	$94.85	$35.60
73610 X-ray of ankle, minimum of 3 views	52	26	$98.24	$35.17
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	47	42	$240.00	$115.64
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	33	33	$377.00	$178.10
73600 X-ray of ankle, 2 views	26	20	$109.62	$38.18
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	24	24	$247.00	$116.44
73620 X-ray of foot, 2 views	22	18	$110.23	$39.24
73564 X-ray of knee, 4 or more views	14	13	$133.93	$49.97
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	14	14	$310.00	$149.60

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	162	94	$165.00	$78.60
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	118	24	$3.00	$1.52
73630 X-ray of foot, minimum of 3 views	102	51	$98.47	$33.83
73610 X-ray of ankle, minimum of 3 views	75	32	$97.53	$32.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	60	52	$244.57	$114.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	46	46	$377.00	$175.59
73600 X-ray of ankle, 2 views	41	27	$102.65	$33.66
73620 X-ray of foot, 2 views	36	23	$88.30	$30.39
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	35	35	$247.00	$116.03
29405 Application of short leg cast	30	18	$337.00	$88.10
Q4038 Cast supplies, short leg cast, adult (11 years +), fiberglass	26	16	$103.00	$41.78
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	25	25	$310.00	$146.88
20610 Aspiration and/or injection of fluid from large joint	20	15	$321.10	$76.24
73502 X-ray of hip, 2-3 views	19	16	$118.37	$35.77
73564 X-ray of knee, 4 or more views	16	12	$140.63	$49.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	116	72	$165.00	$76.39
73630 X-ray of foot, minimum of 3 views	84	43	$92.21	$29.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	62	55	$240.00	$113.18
73610 X-ray of ankle, minimum of 3 views	55	23	$100.80	$31.96
99213 Established patient office or other outpatient visit, typically 15 minutes	36	21	$184.00	$54.44
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$377.00	$170.50
73620 X-ray of foot, 2 views	28	17	$83.00	$25.52
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	21	$310.00	$145.98
73600 X-ray of ankle, 2 views	21	11	$95.00	$28.07
73502 X-ray of hip, 2-3 views	20	15	$130.00	$38.57
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$247.00	$115.14
27245 Treatment of broken neck of thigh bone with bone implant	15	15	$5209.00	$1397.28
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	13	$282.00	$83.37
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	14	11	$99.00	$46.24

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	126	73	$165.00	$76.44
73630 X-ray of foot, minimum of 3 views	122	58	$93.76	$29.91
73610 X-ray of ankle, minimum of 3 views	60	30	$97.84	$27.57
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	60	11	$3.00	$1.80
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	59	50	$240.00	$112.94
73620 X-ray of foot, 2 views	41	21	$83.00	$27.24
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	36	36	$377.00	$174.73
29405 Application of short leg cast	24	13	$337.00	$79.75
73600 X-ray of ankle, 2 views	22	13	$95.00	$31.26
Q4038 Cast supplies, short leg cast, adult (11 years +), fiberglass	22	12	$103.00	$38.89
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	18	18	$247.00	$115.76
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	18	18	$310.00	$146.32
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	11	$282.00	$75.57

Medical Specialties & State Licenses

Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

State License WI 50626-20

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

Illinois Bone And Joint Institute, Llc

521 Green Bay Rd, Wilmette, IL 600912726

Phone: 8478321460

Illinois Bone And Joint Institute, Llc

9000 Waukegan Rd, Morton Grove, IL 600532127

Phone: 8472135444

Illinois Bone And Joint Institute, Llc

521 Green Bay Rd, Wilmette, IL 600912726

Phone: 8479965680

Illinois Bone And Joint Institute, Llc

2923 N California, Chicago, IL 606187702

Phone: 7732493100

Illinois Bone And Joint Institute, Llc

836 W Wellington Ave, Chicago, IL 606575147

Phone: 7739756100

Illinois Bone And Joint Institute, Llc

9000 Waukegan Rd, Morton Grove, IL 600532127

Phone: 8473753000

Illinois Bone And Joint Institute, Llc

550 W Ogden Ave, Hinsdale, IL 605213186

Phone: 6303236116

Illinois Bone And Joint Institute, Llc

2923 N California Ave, Chicago, IL 606187702

Phone: 7733275639

Illinois Bone And Joint Institute, Llc

2900 N Lake Shore Dr, Chicago, IL 606575640

Phone: 7736653000

Illinois Bone And Joint Institute, Llc

2845 N Sheridan Rd, Chicago, IL 606577227

Phone: 7737779900

Illinois Bone And Joint Institute, Llc

2101 Waukegan Rd, Bannockburn, IL 600151836

Illinois Bone And Joint Institute, Llc

2401 Ravine Way, Glenview, IL 600257645

Practice Associates & Co-Workers

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

21 Associated Practitioners

Dr. Amit Sharma , MD

Physical Medicine & Rehabilitation

NPI 1023646817

Doctor of Medicine (M.D.)

Dr. Theodore Fisher , MD

Orthopaedic Surgery

NPI 1043235781

Doctor of Medicine (M.D.)

Dr. Scott Rubinstein , MD

Orthopaedic Surgery

NPI 1154374809

Doctor of Medicine (M.D.)

Michael Morrissette , PA-C

Physician Assistant

NPI 1265883953

Physician Assistant (Certified)

Taylor Nogiec , PA-C

Physician Assistant

NPI 1366126773

Physician Assistant (Certified)

John Jeske , PA

Physician Assistant

NPI 1487693131

Physician Assistant

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active November 11, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location November 11, 2013

Registered at 2923 N CALIFORNIA AVE, SUITE 300, CHICAGO, IL 606187702 (Tel: 7737779900)

📍

Updated Business Mailing Address November 11, 2013

Registered at 900 RAND RD, ATTN: RAQUEL LEON, DES PLAINES, IL 600162359 (Tel: 8473243973)

👤

Provider Name / Credentials Updated November 11, 2013

Recorded as ARI KAZ, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 11, 2013

Orthopaedic Surgery (License #50626-20 in WI)

🟢

Initial NPI Registration & Enumeration July 08, 2006

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: 1013940782

Entity Type:

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

Enumeration Date: July 08, 2006

Last Update: November 11, 2013

Sole Proprietor: No

Update or Correct Profile

Mailing Address

900 Rand Rd, Attn: Raquel Leon

Des Plaines, IL 600162359

Phone: 8473243973

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.