Physician Profile
Michael S. Chang, MD
Unclaimed ProfileAbout Dr. Chang
Michael S. Chang, MD is a healthcare provider in Mesa, AZ specializing in orthopedic surgery. Michael trained at Harvard Medical School, graduating in 2003. Michael is also listed as specializing in orthopaedic surgery of the spine. According to Medicare claims data, Michael cared for 520 Medicare patients across 837 services. The services billed most often include fusion of additional segment of spine, incision or removal of spine bone segment, each additional segment, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. This provider record is associated with NPI 1154522910.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (480) 962-0071
- Email not available
Practice Locations
1462 S. DOBSON ROAD SUITE 201
Mesa, AZ 85202
Conditions Commonly Evaluated or Treated
Within Orthopedic Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Elbow, hand, and wrist
Foot and ankle
Hip
Shoulder
Sports and soft tissue
Trauma and bone
Foot & Ankle
Spine
Procedures & services
Most searched procedures
Evaluation and nonsurgical
Arthroscopy
Foot & Ankle
Foot and ankle
Hand & Wrist
Hand and upper extremity
Injections & Non-Surgical
Injections & pain relief
Joint replacement
- Partial knee replacement
- Reverse shoulder replacement
- Revision joint replacement
- Shoulder replacement
Knee
Shoulder surgery
Trauma & Fractures
Trauma and fixation
Procedures Most Often Billed to Medicare
837 services · 520 patients · 20 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Fusion of additional segment of spine | Procedure | 22614 |
178 | More than most peers in Orthopedic Surgery |
| Incision or removal of spine bone segment, each additional segment | Procedure | 22216 |
173 | More than most peers in Orthopedic Surgery |
| Insertion of cage or mesh device to spine bone and disc space during spine fusion | Procedure | 22853 |
33 | As often as other peers in Orthopedic Surgery |
| Placement of stabilizing device to back, 7-12 spine bone segments | Procedure | 22843 |
27 | More than most peers in Orthopedic Surgery |
| Incision or removal of middle spine bone segment | Procedure | 22212 |
27 | Too few peers to compare |
| Incision or removal of lower spine bone segment | Procedure | 22214 |
26 | More often than most peers in Orthopedic Surgery |
| Insertion of instrumentation to pelvic bones | Procedure | 22848 |
24 | More often than most peers in Orthopedic Surgery |
| Fusion of spine in lower back with partial removal of spine bone and disc | Procedure | 22633 |
21 | As often as other peers in Orthopedic Surgery |
| Aspiration of bone marrow for spine bone graft | Procedure | 20939 |
19 | Less often than most peers in Orthopedic Surgery |
| Fusion of spine bones for correction of deformity, posterior approach, 7 to 12 vertebral segments | Procedure | 22802 |
15 | Too few peers to compare |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other orthopedic surgeons in Mesa 8
Same specialty, same city.
Trained at Harvard Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 2003 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Fusion of additional segment of spine 8
Providers in AZ who bill this service to Medicare most often.
Common questions
What is Dr. Chang's specialty?
Dr. Chang is an orthopedic surgeon in Mesa, AZ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopedic Surgery”.
NPI registry
Where can I find Dr. Chang?
Dr. Chang is listed at 1462 S. Dobson Road Suite 201, Mesa, AZ 85202. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Chang?
The number on file is (480) 962-0071. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Chang's NPI number?
Dr. Chang's National Provider Identifier is 1154522910. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Chang's medical education?
Dr. Chang attended Harvard Medical School, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chang been practicing?
Dr. Chang has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Chang known for?
According to Medicare billing data, Dr. Chang performs procedures including fusion of additional segment of spine, incision or removal of spine bone segment, each additional segment and insertion of cage or mesh device to spine bone and disc space during spine fusion; reads or performs imaging such as x-ray of entire middle and lower spine, 2-3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Chang confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chang. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.