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Edit this profileAt a glance
- 27650 Ferry Rd, Suite 100, Warrenville, IL 60555
About Dr. Witkowski
Gregory P. Witkowski, MD is a healthcare provider in Warrenville, IL specializing in orthopaedic surgery. Gregory trained at Wayne State University School of Medicine, graduating in 2003. Gregory is also listed as specializing in orthopaedic foot & ankle surgery. According to Medicare claims data, Gregory cared for 808 Medicare patients across 1,223 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, x-ray of ankle, minimum of 3 views, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. This provider record is associated with NPI 1750598850.
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) 225-2663
- Email not available
Practice Locations
27650 FERRY RD SUITE 100
Warrenville, IL 60555
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
Pain
Pediatric and tumor
Spine
Most searched conditions
Elbow, hand, and wrist
Foot and ankle
Hip
Shoulder
Sports and soft tissue
Trauma and bone
Foot & Ankle
Procedures & services
Ankle surgery
Evaluation and nonsurgical
- Closed fracture treatment
- Joint injection or aspiration
- Orthopedic evaluation
- Cast placement and management
Foot & Ankle
Foot and ankle
- Ankle arthroscopy
- Ankle fusion
- Total ankle replacement
- Bunion surgery
Hand and upper extremity
- Wrist fracture fixation
- Cubital tunnel decompression
- Dupuytren contracture surgery
- Trigger finger release
Joint replacement
- Total hip replacement
- Total knee replacement
- Partial knee replacement
- Reverse shoulder replacement
- Revision joint replacement
- Shoulder replacement
Nerves & spine
Orthopedics
- ACL reconstruction consultation
- Carpal tunnel surgery consultation
- Hip replacement consultation
- Knee replacement consultation
- Torn rotator cuff consultation
Post-Op Care
Spine
Spine & Orthopedics
- Bunion Surgery Consultation
- Foot and Ankle Surgery Consultation
- Shoulder Surgery Consultation
- Surgical Hardware Removal Consultation
- Trigger Finger Release Consultation
Trauma and fixation
- External fracture fixation
- Intramedullary nailing
- Repair of fracture nonunion
- Open reduction and internal fixation
Tumor and pediatric
Most searched procedures
Arthroscopy
Hand & Wrist
Injections & Non-Surgical
Injections & pain relief
Knee
Shoulder surgery
Trauma & Fractures
Procedures Most Often Billed to Medicare
1,223 services · 808 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of ankle, minimum of 3 views | Imaging | 73610 |
172 | More than most peers in Orthopaedic Surgery |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
99 | More often than most peers in Orthopaedic Surgery |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
92 | More often than most peers in Orthopaedic Surgery |
| X-ray of knee, 1-2 views | Imaging | 73560 |
59 | More often than most peers in Orthopaedic Surgery |
| X-ray of thigh bone, minimum 2 views | Imaging | 73552 |
48 | More often than most peers in Orthopaedic Surgery |
| X-ray of hip, 2-3 views | Imaging | 73502 |
41 | As often as other peers in Orthopaedic Surgery |
| X-ray of collar bone | Imaging | 73000 |
27 | As often as other peers in Orthopaedic Surgery |
| X-ray of pelvis, 1-2 views | Imaging | 72170 |
20 | As often as other peers in Orthopaedic Surgery |
| X-ray of lower leg, 2 views | Imaging | 73590 |
18 | Less often than most peers in Orthopaedic Surgery |
| X-ray of ankle, minimum of 3 views | Imaging | 73610 |
13 | More than most peers in Orthopaedic 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 orthopaedic surgeons at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 orthopaedic surgeons in Warrenville 5
Same specialty, same city.
Trained at Wayne State University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2003 at Wayne State University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of ankle, minimum of 3 views 8
Providers in IL who bill this service to Medicare most often.
Common questions
What is Dr. Witkowski's specialty?
Dr. Witkowski is an orthopaedic surgeon in Warrenville, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Surgery”.
NPI registry
Where can I find Dr. Witkowski?
Dr. Witkowski is listed at 27650 Ferry Rd Suite 100, Warrenville, IL 60555. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Witkowski?
The number on file is (630) 225-2663. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Witkowski's NPI number?
Dr. Witkowski's National Provider Identifier is 1750598850. 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
What is Dr. Witkowski's medical education?
Dr. Witkowski attended Wayne State University School of Medicine, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Witkowski been practicing?
Dr. Witkowski has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Witkowski known for?
According to Medicare billing data, Dr. Witkowski performs imaging including x-ray of ankle, minimum of 3 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
Has Dr. Witkowski confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Witkowski. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.