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Edit this profileAt a glance
- One Medical Center Dr, Lebanon, NH 03756
About Dr. Chang
Based in Lebanon, NH, Gerard Chang, MD is listed in the NPI registry under orthopaedic surgery. Gerard graduated from Tufts University School of Medicine in 2015. Gerard is also listed as specializing in student in an organized health care education program. According to Medicare claims data, Gerard cared for 138 Medicare patients across 147 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes. NPI 1972990794 identifies this record in the national registry.
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
- (603) 650-5133
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
ONE MEDICAL CENTER DR
Lebanon, NH 03756
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
Pain
Pediatric and tumor
Spine
Most searched conditions
Elbow, hand, and wrist
Foot and ankle
Hip
Shoulder
Sports and soft tissue
Trauma and bone
Foot & Ankle
Procedures & services
Ankle surgery
Evaluation and nonsurgical
- Closed fracture treatment
- Joint injection or aspiration
- Orthopedic evaluation
- Cast placement and management
Foot & Ankle
Foot and ankle
- Ankle arthroscopy
- Ankle fusion
- Total ankle replacement
- Bunion surgery
Hand and upper extremity
- Wrist fracture fixation
- Cubital tunnel decompression
- Dupuytren contracture surgery
- Trigger finger release
Joint replacement
- Total hip replacement
- Total knee replacement
- Partial knee replacement
- Reverse shoulder replacement
- Revision joint replacement
- Shoulder replacement
Nerves & spine
Orthopedics
- ACL reconstruction consultation
- Carpal tunnel surgery consultation
- Hip replacement consultation
- Knee replacement consultation
- Torn rotator cuff consultation
Post-Op Care
Spine
Spine & Orthopedics
- Bunion Surgery Consultation
- Foot and Ankle Surgery Consultation
- Shoulder Surgery Consultation
- Surgical Hardware Removal Consultation
- Trigger Finger Release Consultation
Trauma and fixation
- External fracture fixation
- Intramedullary nailing
- Repair of fracture nonunion
- Open reduction and internal fixation
Tumor and pediatric
Most searched procedures
Arthroscopy
Hand & Wrist
Injections & Non-Surgical
Injections & pain relief
Knee
Shoulder surgery
Trauma & Fractures
Procedures Most Often Billed to Medicare
147 services · 138 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement | Procedure | 27236 |
14 | As often as other peers in Orthopaedic Surgery |
| Treatment of broken neck of thigh bone with bone implant | Procedure | 27245 |
11 | Less often than most peers in Orthopaedic Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
34 | Less often than most peers in Orthopaedic Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
34 | Less often than most peers in Orthopaedic Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
29 | More often than most peers in Orthopaedic Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
14 | Less often than most peers in Orthopaedic Surgery |
| Percutaneous skeletal fixation of posterior pelvic bone fracture and/or dislocation, for fracture patterns which disrupt the pelvic ring, unilateral or bilateral, (includes ilium, sacroiliac joint and/or sacrum) | Billing code | G0413 |
11 | 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 orthopaedic surgeons at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other orthopaedic surgeons in Lebanon 7
Same specialty, same city.
More connections — 21 related providers in 3 groups
Trained at Tufts University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2015 at Tufts University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement 5
Providers in NH who bill this service to Medicare most often.
Common questions
What is Dr. Chang's specialty?
Dr. Chang is an orthopaedic surgeon in Lebanon, NH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Surgery”.
NPI registry
Where can I find Dr. Chang?
Dr. Chang is listed at One Medical Center Dr, Lebanon, NH 03756. 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 (603) 650-5133. 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 1972990794. 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 Tufts University School of Medicine, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chang been practicing?
Dr. Chang has 11 years experience. Calculated from a graduation year of 2015, 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 treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement and treatment of broken neck of thigh bone with bone implant, 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.
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