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- 500 N Garfield Ave, Suite 204, Monterey Park, CA 91754
About Dr. Chen
Stephen P. Chen, MD practices critical care (intensivists) in Monterey Park, CA. Stephen is a 1998 graduate of Harvard Medical School. Stephen is also listed as specializing in internal medicine, pulmonary disease, and sleep medicine. Medicare claims data shows Stephen provided 5,015 services to 2,069 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, critical care, first 30-74 minutes, and established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more. The provider's National Provider Identifier (NPI) is 1205821477.
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
- (626) 280-4393
- Email not available
Practice Locations
500 N GARFIELD AVE SUITE 204
Monterey Park, CA 91754
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
- Dangerous electrolyte imbalance
Brain & nerve
- Hemorrhagic stroke
- Ruptured Brain Aneurysm
- Spinal Cord Injury
- Sudden Muscle Weakness Crisis
Brain & Nervous System
- Brain Swelling
- Fainting and syncope
- ICU Delirium and Confusion
- Ischemic stroke
- Status epilepticus
- Traumatic brain injury
Breathing & Lungs
- Collapsed lung
- Respiratory failure
- Severe asthma attack
- Severe Blood Clot in Lung
- Severe Pneumonia
Digestive emergencies
- Severe internal bleeding
Environmental emergencies
- Heat stroke
- Smoke Inhalation
Heart & Circulation
- Cardiac Arrest
- Shock
- Torn Aorta
Heart & vascular
- Dangerous high blood pressure
- Sudden Heart Muscle Weakness
Infection & Sepsis
- Sepsis or blood infection
- Severe Allergic Shock
Infections
Injury & trauma
- Broken ribs
- Serious car crash injuries in child
Lung & breathing
- Critical COVID Complications
- Fluid in the Lungs
Medication reactions
- Severe Skin Peeling Reaction
Metabolic Emergencies
- Dangerous high blood sugar
- High Acid in Blood
Muscle & kidney
- Crush Injury
Organ Failure
- Acute kidney injury
- Multiple Organ Failure
- Severe Pancreatitis
- Sudden Liver Failure
Pregnancy emergencies
- Seizures During Pregnancy
Recovery
- Post-ICU Weakness
Substance emergencies
- Alcohol withdrawal
Toxicity & Trauma
- Drug overdose or poisoning
- Hypothermia and frostbite
- Severe Burns
Procedures & services
Airway & Breathing
- Airway Scope and Suctioning
- Breathing machine management
- Chest tube insertion
- Emergency intubation
- Tracheostomy
Airway procedures
- Emergency surgical airway
Brain procedures
- Skull Bone Removal For Pressure Relief
Breathing support
- BiPAP therapy
- Breathing tube removal
- Inhaled Nitric Oxide Therapy
- Oxygen therapy
Consultation & Recovery
- Family ICU Consultation and Goals of Care
- Post-ICU Recovery Care
Digestive procedures
- Urgent upper endoscopy
Emergency surgery
- Emergency Chest Opening for Trauma
Fluid Drainage
Heart procedures
- Heart Fluid Drainage (Pericardiocentesis)
Heart support
- Intra-aortic balloon pump placement
ICU recovery
- Bedsore and Wound Dressing
- Early ICU Physical Rehab
Lab tests & monitoring
- Blood Gas Testing
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
- Emergency Clot-Busting Medication
Medications & Infusions
- Emergency Blood Transfusion
- ICU Sedation and Pain Relief
- IV Blood Pressure Support (Pressors)
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
- IV Nutrition For Preemies
Organ Support
Vascular Access
- Arterial catheter placement
- Central line placement
Procedures Most Often Billed to Medicare
5,015 services · 2,069 patients · 18 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration of fluid from chest cavity | Procedure | 32554 |
19 | Too few peers to compare |
| Insertion of non-tunneled central venous tube for infusion (5 years or older) | Procedure | 36556 |
17 | As often as other peers in Critical Care (Intensivists) |
| Aspiration of initial secretion of lung airway using an endoscope | Procedure | 31645 |
13 | Less often than most peers in Critical Care (Intensivists) |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
70 | As often as other peers in Critical Care (Intensivists) |
| Test to determine lung volumes using gas dilution or washout | Treatment | 94727 |
70 | More often than most peers in Critical Care (Intensivists) |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
70 | More often than most peers in Critical Care (Intensivists) |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
23 | Less 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 |
2,530 | More than most peers in Critical Care (Intensivists) |
| Critical care, first 30-74 minutes | Office visit | 99291 |
916 | More than most peers in Critical Care (Intensivists) |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
356 | More than most 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 Monterey Park 3
Same specialty, same city.
Trained at Harvard Medical School 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1998 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Chen specialize in?
Dr. Chen is a critical care (intensivists) in Monterey Park, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Chen located?
Dr. Chen is listed at 500 N Garfield Ave Suite 204, Monterey Park, CA 91754. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Chen's phone number?
The number on file is (626) 280-4393. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Chen?
Dr. Chen's National Provider Identifier is 1205821477. 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. Chen go to medical school?
Dr. Chen attended Harvard Medical School, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Chen have?
Dr. Chen has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Chen do most often?
According to Medicare billing data, Dr. Chen performs procedures including aspiration of fluid from chest cavity, insertion of non-tunneled central venous tube for infusion and aspiration of initial secretion of lung airway using an endoscope; provides treatments such as test to examine how well the lungs exchange gases and test to determine lung volumes using gas dilution or washout, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Chen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chen. If this is you, claiming it is free.
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