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Edit this profileWilliam J. Green, M.D. practices emergency medicine in Newport Beach, CA. William is a 1989 graduate of Saint Louis University School of Medicine. William is also listed as specializing in emergency medical services. According to Medicare claims data, William cared for 1,101 Medicare patients across 1,143 services. 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. The provider's National Provider Identifier (NPI) is 1891758686.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
ONE HOAG DR ECU DEPT.
Newport Beach, CA 92658
Within Emergency 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.
Abdomen & Digestion
Allergy & Immune
Allergy & Immunology
Bites & Stings
Blood & Circulation
Brain & Nerves
Breathing
Digestion & Stomach
Ear, Nose & Throat
Endocrine & Metabolic
Environmental
Eye Care
Eye Emergency
General Emergency
Heart & Chest
Heart & Circulation
Heart & Lungs
Infections & Illness
Injuries & Trauma
Lungs & Breathing
Men's Health
Poisoning & Environmental
Poisoning & Toxins
Skin & Infections
Spine & Back
Urinary & Bladder
Urinary & Kidney
Women's Health
Abdominal Procedures
Airway & Breathing
Anesthesia & Sedation
Breathing & Airway
Critical Care
Diagnostics
Digestive Care
Ear, Nose & Throat
Eye & ENT
Eye Care
Heart & Diagnostics
Heart Care
Imaging & Diagnostics
Injections & Vaccines
Kidney Care
Lung & Respiratory
Medications
Mental Health
Minor Procedures
Minor Trauma
Orthopedic Procedures
Orthopedics
Poisoning & Toxicology
Specialized Care
Stroke & Vascular
Supportive Care
Toxicology
Women's Health
Wound Care
1,143 services · 1,101 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound scan of chest | Imaging | 76604 |
63 | Too few peers to compare |
| Limited ultrasound scan behind abdominal cavity | Imaging | 76775 |
13 | Too few peers to compare |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
254 | More often than most peers in Emergency Medicine |
| Ultrasound of heart, follow-up | Treatment | 93308 |
121 | More than most peers in Emergency Medicine |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
484 | More than most peers in Emergency Medicine |
| Critical care, first 30-74 minutes | Office visit | 99291 |
126 | More than most peers in Emergency Medicine |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
69 | As often as other peers in Emergency Medicine |
| Wound closure utilizing tissue adhesive(s) only | Billing code | G0168 |
13 | Too few peers to compare |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
William J. Green is an emergency physician in Newport Beach, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.
NPI registry
William J. Green is listed at One Hoag Dr Ecu Dept., Newport Beach, CA 92658. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (949) 764-5689. Contact the office directly to confirm availability and scheduling.
NPI registry
William J. Green's National Provider Identifier is 1891758686. 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
William J. Green attended Saint Louis University School of Medicine, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
William J. Green has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, William J. Green performs imaging including ultrasound scan of chest and limited ultrasound scan behind abdominal cavity; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and ultrasound of heart, follow-up, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by William J. Green. If this is you, claiming it is free.
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