Physician Profile
Based in North Chelmsford, MA, Scott A. Sigman, MD is listed in the NPI registry under orthopaedic surgery. Scott graduated from University of Maryland School of Medicine in 1990. According to Medicare claims data, Scott cared for 1,320 Medicare patients across 13,261 services. The services billed most often include injection, methylprednisolone acetate, 1 mg, injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more.
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.
14 RESEARCH PL
North Chelmsford, MA 01863
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.
Most searched conditions
Elbow, hand, and wrist
Foot and ankle
Hip
Shoulder
Sports and soft tissue
Trauma and bone
Foot & Ankle
Spine
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
Knee
Shoulder surgery
Trauma & Fractures
Trauma and fixation
13,261 services · 1,320 patients · 19 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
249 | More often than most peers in Orthopaedic Surgery |
| Destruction of peripheral nerve or branch | Procedure | 64640 |
59 | Less often than most peers in Orthopaedic Surgery |
| Repair of shoulder rotator cuff using an endoscope | Procedure | 29827 |
41 | More than most peers in Orthopaedic Surgery |
| Shaving of part of shoulder bone and repair of ligament using an endoscope | Procedure | 29826 |
37 | More often than most peers in Orthopaedic Surgery |
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
30 | Less often than most peers in Orthopaedic Surgery |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
25 | As often as other peers in Orthopaedic Surgery |
| Release of tendon connecting biceps muscle and shoulder using an endoscope | Procedure | 29828 |
19 | More often than most peers in Orthopaedic Surgery |
| X-ray of knee, 4 or more views | Imaging | 73564 |
259 | More often than most peers in Orthopaedic Surgery |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
127 | More often than most peers in Orthopaedic Surgery |
| X-ray of knee, 1-2 views | Imaging | 73560 |
39 | As often as other peers in Orthopaedic Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Sigman is an orthopaedic surgeon in North Chelmsford, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Surgery”.
NPI registry
Dr. Sigman is listed at 14 Research Pl, North Chelmsford, MA 01863. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (978) 454-0706. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Sigman's National Provider Identifier is 1992775084. 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
Dr. Sigman attended University of Maryland School of Medicine, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
Dr. Sigman has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Sigman performs procedures including aspiration and/or injection of fluid from large joint, destruction of peripheral nerve or branch and repair of shoulder rotator cuff using an endoscope; reads or performs imaging such as x-ray of knee, 4 or more views and x-ray of shoulder, minimum of 2 views, 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 Dr. Sigman. 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.