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Edit this profileAt a glance
- 101 E Valencia Mesa Dr, Em Dept, Fullerton, CA 92835
About Dr. Lam
Anson C. Lam, MD is a healthcare provider in Fullerton, CA specializing in emergency medical services. Medicare claims data shows Anson provided 961 services to 931 patients. The services billed most often include emergency department visit with high level of medical decision making, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, and critical care, first 30-74 minutes. This provider record is associated with NPI 1528121845.
Factual summary compiled by Guide.md from public records; not written by this provider.
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
- (714) 992-3965
- Email not available
Practice Locations
101 E VALENCIA MESA DR EM DEPT
Fullerton, CA 92835
Conditions Commonly Evaluated or Treated
Within Emergency Medical Services 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
Abdominal
Airway & breathing
- Choking or swallowed object
- Coughing up blood
Allergies & Immune
- Severe Allergic Shock
Brain & nerve
- Sudden Confusion or Altered Mental State
- Sudden Severe Vertigo and Inability to Stand
Brain & Nervous System
- Fainting and syncope
- Ischemic stroke
- Severe headache or sudden migraine
- Status epilepticus
- Transient ischemic attack
- Unresponsiveness
Breathing & Airway
- Narrowed windpipe
- Severe asthma attack
- Shortness of breath
- Smoke Inhalation
Digestive emergency
- Vomiting or throwing up blood
Environmental
- Drowning or Near Drowning
- Heat stroke
- Hypothermia and frostbite
- Snake Bite or Venomous Sting
General emergency
- Severe dehydration
Heart & Circulation
- Cardiac Arrest
- Heart attack
- Unexplained chest pain
Heart & circulation
- Racing or Fluttering Heart
- Sudden Tearing Back Pain
Infections
- Sepsis or blood infection
- Stiff Neck with High Fever
Mental Health
- Mental Health Crisis
Metabolic
Pediatric emergency
- Child Febrile Seizure
- Difficulty Breathing in Infants
Poisoning & Overdose
- Alcohol Poisoning
- Drug overdose or poisoning
Poisoning & toxins
- Swallowed Household Cleaner or Poison
Pregnancy
- Emergency Childbirth
Surgical emergency
- Post-Surgery Wound Opening or Bleeding
Trauma & Injury
- Bone fractures
- Car accident injuries
- Concussion in Children
- Deep Cuts and Stab Wounds
- Electric Shock
- Gunshot Wound
- Serious Fall Injury
- Severe Burns
- Uncontrolled bleeding
Trauma & injury
- Crush Injury
- Internal Bleeding
- Motorcycle Crash Injury
- Pedestrian Hit by Car
- Severe Dog Bite or Animal Attack
- Spinal Cord Injury and Paralysis
Procedures & services
Airway & breathing
- Bag Valve Mask Ventilation
- Continuous Positive Airway Pressure
- Supraglottic Airway Insertion
Airway & Breathing
- Choking Relief Maneuver
- Emergency intubation
- Nebulizer Breathing Treatment
- Oxygen therapy
- Suctioning the Airway
Community Care
- Community Paramedic Home Visit
Critical Care
- Chest Needle Decompression
- Emergency Baby Delivery Assistance
Diagnostic
- Fingerstick Blood Sugar Test
- Pulse Oximetry Oxygen Check
Emergency Medication
- Emergency epinephrine injection
- Emergency Heart Attack Medication
- Emergency Pain Relief
- Emergency Seizure Medication
- Low Blood Sugar Treatment
- Narcan overdose reversal
- Starting an IV in Ambulance
Emergency Transport
- 911 Ambulance Dispatch
- Emergency Medical Transport
- Hospital-to-Hospital Transfer
- Medical Helicopter Transport
EMS services
- Emergency Lift Assist
- Event Paramedic Standby
- Hospital Emergency Pre-Notification
- On-Scene Treat and Release
- Stair Chair Evacuation
EMS transport
- Bariatric Ambulance Transport
- Critical Care Ambulance Transport
- Long Distance Ambulance Transport
- Pediatric Critical Care Transport
- Wheelchair Van Medical Transport
Environmental Care
- Rapid Cooling for Heat Stroke
Evaluation & Testing
- Blood Pressure Check
- EKG
- Paramedic Field Assessment
Heart care
- Cardioversion for rapid heartbeat
- Emergency Rapid Heart Rate Medication
- External Cardiac Pacing
Life Support
- AED Shock or Defibrillation
- Bone Injection for Fluids
- CPR and defibrillation
- Mechanical CPR Machine
Medical Transport
- Non-Emergency Stretcher Transport
Mental Health
- Psychiatric Emergency Transport
Rescue services
- Vehicle Crash Extrication
Trauma & injury
- Emergency Burn Dressing Application
Trauma Care
- Bleeding Control and Tourniquet
- Emergency Eye Flushing
- Neck and Spine Immobilization
- Pelvic Binder Placement
- Splinting Broken Bones
- Wound care and dressing
Procedures Most Often Billed to Medicare
961 services · 931 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
246 | More often than most peers in Emergency Medical Services |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
399 | More than most peers in Emergency Medical Services |
| Critical care, first 30-74 minutes | Office visit | 99291 |
242 | More than most peers in Emergency Medical Services |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
74 | As often as other peers in Emergency Medical Services |
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.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Lam specialize in?
Dr. Lam is an emergency medical services in Fullerton, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Lam located?
Dr. Lam is listed at 101 E Valencia Mesa Dr Em Dept, Fullerton, CA 92835. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Lam's phone number?
The number on file is (714) 992-3965. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Lam?
Dr. Lam's National Provider Identifier is 1528121845. 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
How much experience does Dr. Lam have?
Dr. Lam has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What does Dr. Lam do most often?
According to Medicare billing data, Dr. Lam provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Lam's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lam. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.