Physician Profile
Semon Bader, M.D. is a healthcare provider in Concord, CA specializing in orthopaedic sports medicine. Semon is also listed as specializing in orthopaedic surgery. According to Medicare claims data, Semon cared for 1,032 Medicare patients across 6,530 services. The services billed most often include injection, methylprednisolone acetate, 1 mg, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and x-ray of knee, 4 or more views.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1800 SUTTER ST STE 100
Concord, CA 94520
101 Sand Creek Rd Ste A
Brentwood, CA 94513
2625 Shadelands Dr
Walnut Creek, CA 94598
Within Orthopedic Sports Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Ankle & Foot
Bone
Bone & Joint
Core & Hip
Elbow
Foot & Ankle
Hand & Wrist
Head & Spine
Hip
Hip & Groin
Joint
Joints
Knee
Knee & Hip
Leg
Muscle & Tendon
Pediatric & Teen Sports
Shoulder
Shoulder & Arm
Spine & Back
Most searched procedures
Diagnostics
Evaluation
Injections
Non-Surgical Treatment
Procedures
Regenerative Medicine
Surgery
Therapy & Devices
6,530 services · 1,032 patients · 21 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
164 | More often than most peers in Orthopaedic Sports Medicine |
| Repair of shoulder rotator cuff using an endoscope | Procedure | 29827 |
27 | More often than most peers in Orthopaedic Sports Medicine |
| Shaving of part of shoulder bone and repair of ligament using an endoscope | Procedure | 29826 |
20 | More often than most peers in Orthopaedic Sports Medicine |
| Injection into tendon or ligament | Procedure | 20550 |
19 | As often as other peers in Orthopaedic Sports Medicine |
| Removal of knee cartilage using an endoscope | Procedure | 29881 |
13 | As often as other peers in Orthopaedic Sports Medicine |
| Removal of extensive shoulder joint tissue using an endoscope | Procedure | 29823 |
13 | |
| Release of tendon connecting biceps muscle and shoulder using an endoscope | Procedure | 29828 |
12 | |
| X-ray of knee, 4 or more views | Imaging | 73564 |
173 | More often than most peers in Orthopaedic Sports Medicine |
| Mri scan of leg joint without contrast | Imaging | 73721 |
47 | More often than most peers in Orthopaedic Sports Medicine |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
40 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Semon Bader is an orthopaedic sports medicine in Concord, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Semon Bader is listed at 1800 Sutter St Ste 100, Concord, CA 94520. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (925) 939-8585. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Semon Bader's National Provider Identifier is 1750581278. 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
Semon Bader attended Other, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
Semon Bader has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Semon Bader performs procedures including aspiration and/or injection of fluid from large joint, repair of shoulder rotator cuff using an endoscope and shaving of part of shoulder bone and repair of ligament using an endoscope; reads or performs imaging such as x-ray of knee, 4 or more views and mri scan of leg joint without contrast, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Semon Bader. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.