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- 27650 Ferry Rd, Suite 100, Warrenville, IL 60555
About Dr. Ling
Mary Ling, MD is a healthcare provider in Warrenville, IL specializing in hand surgery. Mary trained at Northwestern University Feinberg Medical School, graduating in 1993. Mary is also listed as specializing in orthopaedic hand surgery. Medicare claims data shows Mary provided 983 services to 672 patients. The services billed most often include injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and new patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more. This provider record is associated with NPI 1891784005.
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 Hand 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
Arthritis & Joints
- Bone Spur on Finger
- Hand and Wrist Arthritis
- Hand Arthritis
- Kienbock's Disease
- Stiff Fingers
- Wrist sprain
Circulation
Congenital
- Extra or Webbed Fingers
Fractures & Injuries
- Black Toenail
- Boxer's Fracture
- Broken Scaphoid Bone
- Dislocated Finger
- Hand and finger fractures
- Jammed Finger
- Severed Finger
- Torn Thumb Ligament
- Wrist Cartilage Tear
- Wrist fracture
Infections
- Infected Finger
Injuries
- Boxer's Knuckle
- Crushed Hand Injury
- Foreign Object in Hand
- Hand Compartment Syndrome
- Jersey Finger
- Sprained Finger
Lumps & Bumps
- Bone Tumor in Hand
- Finger Cyst
Lumps & Masses
- Ganglion Cyst In Hand Or Wrist
- Hand Lump
Nails
- Nail Bed Injury
Nerves
- Carpal tunnel
- Cubital tunnel syndrome
- Cut Nerve in Hand
- Hand Neuroma
- Hand Numbness and Tingling
- Hand Weakness
- Pinched Nerve in Wrist
- Wrist Drop
Tendons
- De Quervain tenosynovitis
- Dupuytren's contracture
- Golfer's elbow
- Intersection Syndrome
- Mallet Finger
- Swan Neck Deformity
- Tennis elbow
- Torn Hand Tendon
- Trigger finger
Procedures & services
Bone surgery
- Ulnar Shortening Surgery
Cyst & Lump Removal
- Ganglion Cyst Removal
- Removal of a soft-tissue mass
Fracture Repair
- Boxer's Fracture Fixation
- Broken Finger Surgery
- Scaphoid Fracture Surgery
- Wrist fracture fixation
Injections
- Cortisone Shot for Finger
- Cortisone Shot for Wrist
- Xiaflex Injection for Dupuytren's
Injections & Therapy
- Custom Hand Splinting
- Hand therapy
- Mallet Finger Splinting
- PRP Shot for Wrist or Elbow
- Tendon Sheath Injection
Joint surgery
- Finger Bone Spur Removal
- Thumb Base Joint Replacement
Joint Surgery
- Finger Joint Fusion
- Finger Joint Replacement
- Thumb Arthritis Surgery
- Thumb Ligament Repair
- Wrist Arthroscopy
- Wrist Cartilage Repair
- Wrist Fusion
Minor procedures
- Finger Dislocation Reset
- Foreign Object Removal from Hand
Nail procedures
- Blood Under Toenail Drainage
- Nail Bed Repair
Nerve Surgery
Nerve surgery
- Hand Neuroma Surgery
- Minimally Invasive Carpal Tunnel Release
Pain management
- Wrist Denervation Surgery
Tendon Surgery
- Dupuytren contracture surgery
- Tendon Repair Surgery
- Tendon Transfer Surgery
- Tennis Elbow Surgery
- Thumb Tendon Release
- Trigger finger release
Tendon surgery
- Jersey Finger Repair
- Tendon Scar Tissue Release
Trauma & Reconstruction
- Drainage of Finger Infection
- Extra Finger Removal
- Fingertip Reconstruction
- Severed Finger Reattachment
- Webbed Finger Separation
Wound repair
- Skin Graft for Hand Wound
Procedures Most Often Billed to Medicare
983 services · 672 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection into tendon or ligament | Procedure | 20550 |
59 | As often as other peers in Hand Surgery |
| Application of hand and lower forearm cast | Procedure | 29085 |
22 | More often than most peers in Hand Surgery |
| Release and/or relocation of hand nerve | Procedure | 64721 |
21 | Less often than most peers in Hand Surgery |
| Aspiration and/or injection of fluid from small joint | Procedure | 20600 |
17 | Less often than most peers in Hand Surgery |
| Incision of tendon covering of finger | Procedure | 26055 |
15 | Less often than most peers in Hand Surgery |
| Injection of carpal tunnel | Procedure | 20526 |
14 | Less often than most peers in Hand Surgery |
| X-ray of wrist, minimum of 3 views | Imaging | 73110 |
91 | More often than most peers in Hand Surgery |
| X-ray of finger, minimum of 2 views | Imaging | 73140 |
58 | As often as other peers in Hand Surgery |
| X-ray of hand, minimum of 3 views | Imaging | 73130 |
45 | Less often than most peers in Hand Surgery |
| X-ray of elbow, minimum of 3 views | Imaging | 73080 |
31 | As often as other peers in Hand 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 hand surgeons at this location 1
Same specialty, same street address — most likely the same department or group.
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.
Other hand surgeons in Warrenville 4
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Northwestern University Feinberg Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Northwestern University Feinberg Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Injection into tendon or ligament 8
Providers in IL who bill this service to Medicare most often.
Common questions
What does Dr. Ling specialize in?
Dr. Ling is a hand surgeon in Warrenville, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Hand Surgery”.
NPI registry
Where is Dr. Ling located?
Dr. Ling 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
What is Dr. Ling's phone number?
The number on file is (630) 225-2663. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Ling?
Dr. Ling's National Provider Identifier is 1891784005. 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. Ling go to medical school?
Dr. Ling attended Northwestern University Feinberg Medical School, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ling have?
Dr. Ling has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Ling do most often?
According to Medicare billing data, Dr. Ling performs procedures including injection into tendon or ligament, application of hand and lower forearm cast and release and/or relocation of hand nerve; reads or performs imaging such as x-ray of wrist, minimum of 3 views and x-ray of finger, 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
Is Dr. Ling's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ling. If this is you, claiming it is free.
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