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Edit this profileAt a glance
- 360 W Butterfield Rd, Suite 160, Elmhurst, IL 60126
About Dr. Oconnor
Daryl L. Oconnor, MD practices orthopedic surgery in Elmhurst, IL. Daryl is a 1997 graduate of Northwestern University Feinberg Medical School. Daryl is also listed as specializing in orthopaedic surgery. Medicare claims data shows Daryl provided 3,066 services to 1,076 patients. The services billed most often include injection, triamcinolone acetonide, not otherwise specified, 10 mg, hyaluronan or derivative, durolane, for intra-articular injection, 1 mg, and aspiration and/or injection of fluid from large joint. The provider's National Provider Identifier (NPI) is 1154323541.
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
- (630) 782-9600
- Email not available
Practice Locations
360 W BUTTERFIELD RD SUITE 160
Elmhurst, IL 60126
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
Most searched conditions
Elbow, hand, and wrist
Foot and ankle
Hip
Shoulder
Sports and soft tissue
Trauma and bone
Foot & Ankle
Spine
Procedures & services
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
- Partial knee replacement
- Reverse shoulder replacement
- Revision joint replacement
- Shoulder replacement
Knee
Shoulder surgery
Trauma & Fractures
Trauma and fixation
Procedures Most Often Billed to Medicare
3,066 services · 1,076 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
277 | More often than most peers in Orthopedic Surgery |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
15 | Less often than most peers in Orthopedic Surgery |
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
11 | Less often than most peers in Orthopedic Surgery |
| X-ray of knee, 4 or more views | Imaging | 73564 |
64 | As often as other peers in Orthopedic Surgery |
| X-ray of knee, 3 views | Imaging | 73562 |
59 | As often as other peers in Orthopedic Surgery |
| X-ray of hip, 1 view | Imaging | 73501 |
38 | As often as other peers in Orthopedic Surgery |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
38 | As often as other peers in Orthopedic Surgery |
| Mri scan of leg joint without contrast | Imaging | 73721 |
15 | Less often than most peers in Orthopedic Surgery |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
986 | More often than most peers in Orthopedic Surgery |
| Hyaluronan or derivative, durolane, for intra-articular injection, 1 mg | Drug given | J7318 |
840 | Less often than most peers in Orthopedic Surgery |
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 orthopedic surgeons at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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.
More connections — 29 related providers in 4 groups
Other orthopedic surgeons in Elmhurst 5
Same specialty, same city.
Trained at Northwestern University Feinberg Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1997 at Northwestern University Feinberg Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 8
Providers in IL who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Oconnor?
Dr. Oconnor is an orthopedic surgeon in Elmhurst, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopedic Surgery”.
NPI registry
What is Dr. Oconnor's address?
Dr. Oconnor is listed at 360 W Butterfield Rd Suite 160, Elmhurst, IL 60126. 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. Oconnor?
The number on file is (630) 782-9600. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Oconnor?
Dr. Oconnor's National Provider Identifier is 1154323541. 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. Oconnor train?
Dr. Oconnor attended Northwestern University Feinberg Medical School, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Oconnor have?
Dr. Oconnor has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Oconnor perform?
According to Medicare billing data, Dr. Oconnor 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, 4 or more views and x-ray of knee, 3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Oconnor's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Oconnor. If this is you, claiming it is free.
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