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Edit this profileAt a glance
- 25 N Winfield Rd, Winfield, IL 60190
About Dr. Ling
Felix Ling, MD is a healthcare provider in Winfield, IL specializing in critical care medicine. Felix is also listed as specializing in internal medicine and pulmonary disease. Medicare claims data shows Felix provided 126 services to 121 patients. The services billed most often include critical care, first 30-74 minutes, insertion of artery tube for blood sampling or infusion through skin, and insertion of non-tunneled central venous tube for infusion (5 years or older). This provider record is associated with NPI 1477728715.
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) 933-4700
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
25 N WINFIELD RD
Winfield, IL 60190
Conditions Commonly Evaluated or Treated
Within Critical Care Medicine 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
Blood & metabolism
Brain & nerve
Brain & Nervous System
- Brain Swelling
- Fainting and syncope
- ICU Delirium and Confusion
- Ischemic stroke
- Status epilepticus
- Traumatic brain injury
Breathing & Lungs
Digestive emergencies
Environmental emergencies
Heart & Circulation
Heart & vascular
Infection & Sepsis
Infections
Injury & trauma
Lung & breathing
Medication reactions
Metabolic Emergencies
Muscle & kidney
Organ Failure
Pregnancy emergencies
Recovery
Substance emergencies
Toxicity & Trauma
Procedures & services
Airway & Breathing
- Airway Scope and Suctioning
- Breathing machine management
- Chest tube insertion
- Emergency intubation
- Tracheostomy
Airway procedures
Brain procedures
Breathing support
Consultation & Recovery
Digestive procedures
Emergency surgery
Fluid Drainage
Heart procedures
Heart support
ICU recovery
Lab tests & monitoring
Life Support
- Cardioversion for rapid heartbeat
- CPR and defibrillation
- ECMO (Heart-Lung Machine)
- Stomach Positioning for Lung Failure
- Targeted Body Cooling
- Temporary Pacemaker Placement
- Ventilator Support
Medication therapies
Medications & Infusions
Monitoring
- Bladder and Belly Pressure Check
- Brain Blood Flow Ultrasound
- Brain Pressure Monitor Placement
- Continuous Brain Wave Monitoring
- Emergency ultrasound
- Heart Pressure Catheter Monitoring
- Lumbar puncture
Nutrition & Digestion
Nutrition support
Organ Support
Vascular Access
Procedures Most Often Billed to Medicare
126 services · 121 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of artery tube for blood sampling or infusion through skin | Procedure | 36620 |
38 | More than most peers in Critical Care Medicine |
| Insertion of non-tunneled central venous tube for infusion (5 years or older) | Procedure | 36556 |
15 | As often as other peers in Critical Care Medicine |
| Critical care, first 30-74 minutes | Office visit | 99291 |
73 | Less often than most peers in Critical Care Medicine |
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.
Related specialists at this location 5
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.
Other critical care physicians in Winfield 8
Same specialty, same city.
More connections — 20 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of artery tube for blood sampling or infusion through skin 4
Providers in IL who bill this service to Medicare most often.
Common questions
What does Dr. Ling specialize in?
Dr. Ling is a critical care physician in Winfield, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Critical Care Medicine”.
NPI registry
Where is Dr. Ling located?
Dr. Ling is listed at 25 N Winfield Rd, Winfield, IL 60190. 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) 933-4700. 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 1477728715. 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 Other, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ling have?
Dr. Ling has 22 years experience. Calculated from a graduation year of 2004, 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 insertion of artery tube for blood sampling or infusion through skin and insertion of non-tunneled central venous tube for infusion, 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.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.