Physician Profile
Unclaimed ProfileAbout MASONIS
Based in Charlotte, NC, John Leander Masonis, MD is listed in the NPI registry under orthopedic surgery. John graduated from Jefferson Medical College of Thomas Jefferson University in 1996. John is also listed as specializing in orthopaedic adult reconstructive surgery and orthopaedic surgery. According to Medicare claims data, John cared for 991 Medicare patients across 1,122 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (704) 323-2000
- Email not available
Practice Locations
2001 VAIL AVE SUITE 200A
Charlotte, NC 28207
Procedures Most Often Billed to Medicare
1,122 services · 991 patients · 14 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
85 |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
75 |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
15 |
| X-ray of knee, 3 views | Imaging | 73562 |
183 |
| X-ray of hip, 2-3 views | Imaging | 73502 |
156 |
| X-ray of joints, multiple | Imaging | 77077 |
56 |
| Mri scan of leg joint without contrast | Imaging | 73721 |
25 |
| X-ray of both hips, 3-4 views | Imaging | 73522 |
21 |
| X-ray of lower and sacral spine, 2-3 views | Imaging | 72100 |
13 |
| Computer-assisted, fluoroscopic image-guided musculoskeletal surgical navigational orthopedic operation | 0054T |
89 |
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.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 orthopedic surgeons in Charlotte 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Jefferson Medical College of Thomas Jefferson University 8
Other providers in the same specialty who trained at the same institution.
Class of 1996 at Jefferson Medical College of Thomas Jefferson University 8
Providers who graduated from the same medical school in the same year.
Also performs Replacement of thigh bone and hip joint with prosthesis 8
Providers in NC who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Masonis?
Dr. Masonis is an orthopedic surgeon in Charlotte, NC. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ORTHOPEDIC SURGERY”.
NPI registry
What is Dr. Masonis's address?
Dr. Masonis is listed at 2001 VAIL AVE SUITE 200A, Charlotte, NC 28207. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Masonis?
The number on file is (704) 323-2000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Masonis's NPI number?
Dr. Masonis's National Provider Identifier is 1730162090. 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
Where did Dr. Masonis train?
Dr. Masonis attended Jefferson Medical College of Thomas Jefferson University, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Masonis been practicing?
Dr. Masonis has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Masonis perform?
According to Medicare billing data, Dr. Masonis performs procedures including replacement of thigh bone and hip joint with prosthesis, replacement of knee joint, both sides of knee and aspiration and/or injection of fluid from large joint; reads or performs imaging such as x-ray of knee, 3 views and x-ray of hip, 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. Masonis confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Masonis. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.