Are you Rex TONG HYUN Chung, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 11175 Campus St, Rm 21008, Loma Linda, CA 92350
About Dr. Chung
Rex TONG HYUN Chung, M.D. practices critical care (intensivists) in Loma Linda, CA. Rex is a 2005 graduate of Icahn School of Medicine at Mount Sinai. Rex is also listed as specializing in surgery and surgical critical care. According to Medicare claims data, Rex cared for 346 Medicare patients across 585 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, critical care, first 30-74 minutes, and initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes. The provider's National Provider Identifier (NPI) is 1003021882.
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
- (909) 558-8131
- Email not available
Practice Locations
11175 CAMPUS ST RM 21008
Loma Linda, CA 92350
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
585 services · 346 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
210 | More than most peers in Critical Care (Intensivists) |
| Critical care, first 30-74 minutes | Office visit | 99291 |
179 | More than most peers in Critical Care (Intensivists) |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
58 | More often than most peers in Critical Care (Intensivists) |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
54 | More often than most peers in Critical Care (Intensivists) |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
48 | More often than most peers in Critical Care (Intensivists) |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
20 | Less often than most peers in Critical Care (Intensivists) |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
16 | As often as other peers in Critical Care (Intensivists) |
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.
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 cares in Loma Linda 8
Same specialty, same city.
Trained at Icahn School of Medicine at Mount Sinai 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2005 at Icahn School of Medicine at Mount Sinai 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Rex TONG HYUN Chung specialize in?
Rex TONG HYUN Chung is a critical care (intensivists) in Loma Linda, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Rex TONG HYUN Chung located?
Rex TONG HYUN Chung is listed at 11175 Campus St Rm 21008, Loma Linda, CA 92350. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Rex TONG HYUN Chung's phone number?
The number on file is (909) 558-8131. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Rex TONG HYUN Chung's NPI number?
Rex TONG HYUN Chung's National Provider Identifier is 1003021882. 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 Rex TONG HYUN Chung train?
Rex TONG HYUN Chung attended Icahn School of Medicine at Mount Sinai, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
How long has Rex TONG HYUN Chung been practicing?
Rex TONG HYUN Chung has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
What does Rex TONG HYUN Chung do most often?
According to Medicare billing data, Rex TONG HYUN Chung the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Rex TONG HYUN Chung confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Rex TONG HYUN Chung. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.