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Edit this profileBased in Mckinney, TX, Duncan L. McKellar, MD is listed in the NPI registry under orthopaedic surgery. Duncan graduated from University of Texas Medical School at Houston in 1983. Medicare claims data shows Duncan provided 3,767 services to 1,086 patients. The services billed most often include hyaluronan or derivative, durolane, for intra-articular injection, 1 mg, injection, dexamethasone sodium phosphate, 1 mg, and injection, triamcinolone acetonide, not otherwise specified, 10 mg. NPI 1699750323 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
4201 MEDICAL CENTER DR STE 100
Mckinney, TX 75069
6821 Bonaparte Ct
Plano, TX 75024
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
3,767 services · 1,086 patients · 20 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
161 | More often than most peers in Orthopaedic Surgery |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
104 | More than most peers in Orthopaedic Surgery |
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
24 | As often as other peers in Orthopaedic Surgery |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
22 | More often than most peers in Orthopaedic Surgery |
| Replacement of knee joint on side of knee | Procedure | 27446 |
15 | Less often than most peers in Orthopaedic Surgery |
| X-ray of knee, 3 views | Imaging | 73562 |
98 | As often as other peers in Orthopaedic Surgery |
| X-ray of hip, 2-3 views | Imaging | 73502 |
51 | As often as other peers in Orthopaedic Surgery |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
38 | As often as other peers in Orthopaedic Surgery |
| X-ray of knee, 4 or more views | Imaging | 73564 |
33 | Less often than most peers in Orthopaedic Surgery |
| Fluoroscopic guidance for needle placement | Imaging | 77002 |
23 | More often than most peers in Orthopaedic Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. McKellar is an orthopaedic surgeon in Mckinney, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Surgery”.
NPI registry
Dr. McKellar is listed at 4201 Medical Center Dr Ste 100, Mckinney, TX 75069. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (972) 566-5255. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. McKellar's National Provider Identifier is 1699750323. 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. McKellar attended University of Texas Medical School at Houston, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
Dr. McKellar has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. McKellar performs procedures including aspiration and/or injection of fluid from large joint, replacement of knee joint, both sides of knee and replacement of thigh bone and hip joint with prosthesis; 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
Not yet. This profile is built from public federal data and has not been confirmed by Dr. McKellar. If this is you, claiming it is free.
Guide.md
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