Dr. Mark K Chang , MD
Orthopaedic Surgery • Dyer, IN
Professional Overview & Biography Verified Profile Summary
Dr. Mark Chang, MD is a certified Orthopaedic Surgery practicing in Dyer, IN. With approximately 36 years of clinical experience since graduating from Medical University Of South Carolina College Of Medicine in 1990, Dr. Chang delivers high-quality medical care to the local community at 1100 JOLIET ST.
Dr. Chang accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.
Frequently performed procedures and clinical services include established patient outpatient office visit, x-ray of lower and sacral spine, 2-3 views, telephone medical discussion with physician. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.
Practice Location & Contact Primary Location
1100 Joliet St
Ste 104
Dyer, IN 463111996
Medicare Profile & Education
Medical University Of South Carolina College Of Medicine
1990
✓ Accepts Assignment
Telehealth Services Available
Specialty Benchmarks & Practice Insights
Comparative analytics for Orthopaedic Surgery in Dyer, IN
Practicing in Dyer, IN (530 Statewide)
✓ Offers Virtual Consultations
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Clinical Seniority & Experience Comparison
Performed Procedures & Service Volume
Top Medicare Part B procedures performed by this practitioner
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
99212
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
|
441 | 224 | $114.00 | $51.88 |
|
99213
Established patient office or other outpatient visit, typically 15 minutes
|
285 | 206 | $173.00 | $82.78 |
|
72100
X-ray of lower and sacral spine, 2-3 views
|
276 | 154 | $192.00 | $36.25 |
|
99441
Telephone medical discussion with physician, 5-10 minutes
|
104 | 39 | $35.00 | $34.57 |
|
99203
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more
|
78 | 78 | $268.00 | $100.53 |
|
72040
X-ray of upper spine, 2-3 views
|
70 | 36 | $187.00 | $35.81 |
|
99202
New patient office or other outpatient visit, typically 20 minutes
|
65 | 65 | $173.00 | $66.72 |
|
63047
Partial removal of middle spine bone with release of spinal cord and/or nerves
|
49 | 45 | $20761.00 | $721.68 |
|
99221
Initial hospital inpatient care per day, typically 30 minutes
|
40 | 39 | $243.00 | $82.94 |
|
99231
Follow-up hospital inpatient care per day, typically 15 minutes
|
35 | 21 | $115.00 | $49.65 |
|
63048
Partial removal of spine bone with release of spinal cord and/or nerves
|
32 | 22 | $5136.25 | $186.01 |
|
99214
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
|
31 | 29 | $253.00 | $118.64 |
|
22842
Placement of stabilizing device to back, 3-6 spine bone segments
|
30 | 29 | $13055.00 | $671.79 |
|
99211
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional
|
29 | 26 | $50.00 | $21.44 |
|
22612
Fusion of spine in lower back
|
22 | 20 | $23934.00 | $1342.17 |
|
72070
X-ray of middle spine, 2 views
|
19 | 18 | $156.00 | $28.48 |
|
22853
Insertion of cage or mesh device to spine bone and disc space during spine fusion
|
18 | 18 | $7023.00 | $240.32 |
|
22633
Fusion of spine in lower back with partial removal of spine bone and disc
|
15 | 15 | $28006.00 | $1722.39 |
|
63052
Partial removal of bone of single segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower back
|
13 | 13 | $7321.00 | $247.43 |
|
72170
X-ray of pelvis, 1-2 views
|
13 | 12 | $210.00 | $25.36 |
|
22850
Removal of stabilizing device from back of spine
|
12 | 11 | $8798.00 | $341.94 |
Medical Specialties & State Licenses
CMS Verified: 2025-02-05NUCC Taxonomy Code: 207X00000X
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.
NUCC Taxonomy Code: 207X00000X
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.
Additional State Medicaid & Healthcare Payer Identifiers
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Physical Therapist
Physical Therapist
Doctor of Physical Therapy
Physical Therapist
Master of Science in Physical Therapy
Physical Therapist
Doctor of Physical Therapy
Physical Therapist
Physical Therapist
Physical Therapist
Physical Therapist
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
NPI status registered as active in NPPES database
Registered at 1100 JOLIET ST, STE 104, DYER, IN 463111996 (Tel: 2198364955)
Registered at 1100 JOLIET ST, STE 104, DYER, IN 463111996 (Tel: 2198364955)
Recorded as MARK CHANG, M.D.
Orthopaedic Surgery (License #036095817 in IL)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
1100 Joliet St, Ste 104
Dyer, IN 463111996
Phone: 2198364955
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